diff options
Diffstat (limited to 'bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/JSPTranslator.java')
| -rw-r--r-- | bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/JSPTranslator.java | 2956 |
1 files changed, 0 insertions, 2956 deletions
diff --git a/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/JSPTranslator.java b/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/JSPTranslator.java deleted file mode 100644 index a92b4a142c..0000000000 --- a/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/JSPTranslator.java +++ /dev/null @@ -1,2956 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2009 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - * Frits Jalvingh - contributions for bug 150794 - *******************************************************************************/ -package org.eclipse.jst.jsp.core.internal.java; - -import java.io.BufferedInputStream; -import java.io.BufferedReader; -import java.io.IOException; -import java.io.InputStream; -import java.io.InputStreamReader; -import java.io.Reader; -import java.util.ArrayList; -import java.util.Collection; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Iterator; -import java.util.List; -import java.util.NoSuchElementException; -import java.util.Set; -import java.util.Stack; - -import javax.servlet.jsp.tagext.VariableInfo; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.IProject; -import org.eclipse.core.resources.IResource; -import org.eclipse.core.resources.IWorkspaceRoot; -import org.eclipse.core.resources.ResourcesPlugin; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.core.runtime.IConfigurationElement; -import org.eclipse.core.runtime.IExtension; -import org.eclipse.core.runtime.IExtensionPoint; -import org.eclipse.core.runtime.IPath; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.Path; -import org.eclipse.core.runtime.Platform; -import org.eclipse.core.runtime.QualifiedName; -import org.eclipse.jdt.core.IJavaProject; -import org.eclipse.jdt.core.IType; -import org.eclipse.jdt.core.JavaCore; -import org.eclipse.jdt.core.JavaModelException; -import org.eclipse.jdt.core.compiler.IProblem; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.Position; -import org.eclipse.jst.jsp.core.internal.JSPCoreMessages; -import org.eclipse.jst.jsp.core.internal.Logger; -import org.eclipse.jst.jsp.core.internal.contentmodel.TaglibController; -import org.eclipse.jst.jsp.core.internal.contentmodel.tld.TLDCMDocumentManager; -import org.eclipse.jst.jsp.core.internal.contentmodel.tld.provisional.JSP12TLDNames; -import org.eclipse.jst.jsp.core.internal.contentmodel.tld.provisional.TLDElementDeclaration; -import org.eclipse.jst.jsp.core.internal.contenttype.DeploymentDescriptorPropertyCache; -import org.eclipse.jst.jsp.core.internal.contenttype.DeploymentDescriptorPropertyCache.PropertyGroup; -import org.eclipse.jst.jsp.core.internal.provisional.JSP11Namespace; -import org.eclipse.jst.jsp.core.internal.provisional.JSP12Namespace; -import org.eclipse.jst.jsp.core.internal.regions.DOMJSPRegionContexts; -import org.eclipse.jst.jsp.core.internal.taglib.CustomTag; -import org.eclipse.jst.jsp.core.internal.taglib.TaglibHelper; -import org.eclipse.jst.jsp.core.internal.taglib.TaglibHelperManager; -import org.eclipse.jst.jsp.core.internal.taglib.TaglibVariable; -import org.eclipse.jst.jsp.core.internal.util.FacetModuleCoreSupport; -import org.eclipse.jst.jsp.core.internal.util.ZeroStructuredDocumentRegion; -import org.eclipse.jst.jsp.core.jspel.IJSPELTranslator; -import org.eclipse.osgi.util.NLS; -import org.eclipse.wst.html.core.internal.contentmodel.JSP20Namespace; -import org.eclipse.wst.sse.core.StructuredModelManager; -import org.eclipse.wst.sse.core.internal.ltk.parser.BlockMarker; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegionCollection; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegionContainer; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegionList; -import org.eclipse.wst.sse.core.utils.StringUtils; -import org.eclipse.wst.xml.core.internal.contentmodel.CMDocument; -import org.eclipse.wst.xml.core.internal.contentmodel.CMNode; -import org.eclipse.wst.xml.core.internal.parser.ContextRegionContainer; -import org.eclipse.wst.xml.core.internal.provisional.contentmodel.CMDocumentTracker; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode; -import org.eclipse.wst.xml.core.internal.regions.DOMRegionContext; - -import com.ibm.icu.text.MessageFormat; -import com.ibm.icu.util.StringTokenizer; - -/** - * Translates a JSP document into a HttpServlet subclass. Keeps two way mapping from - * Java translation to the original JSP source, which can be obtained through - * getJava2JspRanges() and getJsp2JavaRanges(). - */ -public class JSPTranslator { - // the name of the element in the extension point - private static final String EL_TRANSLATOR_EXTENSION_NAME = "elTranslator"; //$NON-NLS-1$ - private static final String ELTRANSLATOR_PROP_NAME = "ELTranslator"; //$NON-NLS-1$ - - // Default EL Translator extension ID - private static final String DEFAULT_JSP_EL_TRANSLATOR_ID = "org.eclipse.jst.jsp.defaultJSP20"; //$NON-NLS-1$ - - // handy plugin ID constant - private static final String JSP_CORE_PLUGIN_ID = "org.eclipse.jst.jsp.core"; //$NON-NLS-1$ - - // for debugging - private static final boolean DEBUG = "true".equalsIgnoreCase(Platform.getDebugOption("org.eclipse.jst.jsp.core/debug/jspjavamapping")); //$NON-NLS-1$ //$NON-NLS-2$ - - private IJSPELTranslator fELTranslator = null; - - public static final String ENDL = "\n"; //$NON-NLS-1$ - - String fClassHeader = null; - String fClassname = null; - - String fImplicitImports = null; - - String fServiceHeader = null; - - private String fSessionVariableDeclaration = "javax.servlet.http.HttpSession session = null;" + ENDL; //$NON-NLS-1$ - private String fFooter = "}}"; //$NON-NLS-1$ - private String fException = "Throwable exception = null;"; //$NON-NLS-1$ - public static final String EXPRESSION_PREFIX = "out.print(\"\"+"; //$NON-NLS-1$ - public static final String EXPRESSION_SUFFIX = ");"; //$NON-NLS-1$ - String fSuperclass = null; - - private String fTryCatchStart = ENDL + "try {" + ENDL; //$NON-NLS-1$ - static final String JSP_PREFIX = "jsp:"; //$NON-NLS-1$ - private List fTranslationProblems = new ArrayList(); - private String fTryCatchEnd = " } catch (java.lang.Exception e) {} " + ENDL; //$NON-NLS-1$ - - /** fSourcePosition = position in JSP source */ - private int fSourcePosition = -1; - /** fRelativeOffest = offset in the buffer there the cursor is */ - private int fRelativeOffset = -1; - /** fCursorPosition = offset in the translated java document */ - private int fCursorPosition = -1; - - /** some page directive attributes */ - private boolean fIsErrorPage, fCursorInExpression = false; - private boolean fIsInASession = true; - - /** user java code in body of the service method */ - private StringBuffer fUserCode = new StringBuffer(); - /** user EL Expression */ - private StringBuffer fUserELExpressions = new StringBuffer(); - /** user defined vars declared in the beginning of the class */ - private StringBuffer fUserDeclarations = new StringBuffer(); - - /** user defined imports */ - private StringBuffer fUserImports = new StringBuffer(); - - /** - * A map of tag names to tag library variable information; used to store - * the ones needed for AT_END variable support. - */ - private StackMap fTagToVariableMap = null; - private Stack fUseBeansStack = new Stack(); - - private StringBuffer fResult; // the final traslated java document - // string buffer - private StringBuffer fCursorOwner = null; // the buffer where the cursor - // is - - private IDOMModel fStructuredModel = null; - private IStructuredDocument fStructuredDocument = null; - private IStructuredDocumentRegion fCurrentNode; - private boolean fInCodeRegion = false; // flag for if cursor is in the - // current region being translated - - /** - * these constants are to keep track of whether the code in question is - * embedded (JSP as an attribute or within comment tags) or is just - * standard JSP code, or identifies if it's an expression - */ - protected final static int STANDARD_JSP = 0; - protected final static int EMBEDDED_JSP = 1; - protected final static int DECLARATION = 2; - protected final static int EXPRESSION = 4; - protected final static int SCRIPTLET = 8; - - /** used to avoid infinite looping include files */ - private Stack fIncludes = null; - private Set fIncludedPaths = new HashSet(2); - private boolean fProcessIncludes = true; - /** mostly for helper classes, so they parse correctly */ - private ArrayList fBlockMarkers = null; - /** - * for keeping track of offset in user buffers while document is being - * built - */ - private int fOffsetInUserImports = 0; - private int fOffsetInUserDeclarations = 0; - private int fOffsetInUserCode = 0; - - /** correlates ranges (positions) in java to ranges in jsp */ - private HashMap fJava2JspRanges = new HashMap(); - - /** - * map of ranges in fUserImports (relative to the start of the buffer) to - * ranges in source JSP buffer. - */ - private HashMap fImportRanges = new HashMap(); - /** - * map of ranges in fUserCode (relative to the start of the buffer) to - * ranges in source JSP buffer. - */ - private HashMap fCodeRanges = new HashMap(); - /** - * map of ranges in fUserDeclarations (relative to the start of the - * buffer) to ranges in source JSP buffer. - */ - private HashMap fDeclarationRanges = new HashMap(); - - private HashMap fUseBeanRanges = new HashMap(); - - private HashMap fUserELRanges = new HashMap(); - - /** - * ranges that don't directly map from java code to JSP code (eg. - * <%@include file="included.jsp"%> - */ - private HashMap fIndirectRanges = new HashMap(); - - private IProgressMonitor fProgressMonitor = null; - - /** - * save JSP document text for later use may just want to read this from - * the file or strucdtured document depending what is available - */ - private StringBuffer fJspTextBuffer = new StringBuffer(); - - - /** - * List of EL problems to be translated - */ - private ArrayList fELProblems = new ArrayList(); - - /** - * EL Translator ID (pluggable) - */ - private String fELTranslatorID; - - /** - * A structure for holding a region collection marker and list of variable - * information. The region can be used later for positioning validation - * messages. - */ - static class RegionTags { - ITextRegionCollection region; - CustomTag tag; - - RegionTags(ITextRegionCollection region, CustomTag tag) { - this.region = region; - this.tag = tag; - } - } - - public JSPTranslator() { - super(); - init(); - } - - /** - * configure using an XMLNode - * - * @param node - * @param monitor - */ - private void configure(IDOMNode node, IProgressMonitor monitor) { - - fProgressMonitor = monitor; - fStructuredModel = node.getModel(); - String baseLocation = fStructuredModel.getBaseLocation(); - - fELTranslatorID = getELTranslatorProperty(baseLocation); - - fStructuredDocument = fStructuredModel.getStructuredDocument(); - - String className = createClassname(node); - if (className.length() > 0) { - setClassname(className); - fClassHeader = "public class " + className + " extends "; //$NON-NLS-1$ //$NON-NLS-2$ - } - - } - - /** - * memory saving configure (no StructuredDocument in memory) currently - * doesn't handle included files - * - * @param jspFile - * @param monitor - */ - private void configure(IFile jspFile, IProgressMonitor monitor) { - // when configured on a file - // fStructuredModel, fPositionNode, fModelQuery, fStructuredDocument - // are all null - fProgressMonitor = monitor; - - fELTranslatorID = getELTranslatorProperty(jspFile); - - String className = createClassname(jspFile); - if (className.length() > 0) { - setClassname(className); - fClassHeader = "public class " + className + " extends "; //$NON-NLS-1$ //$NON-NLS-2$ - } - } - - /** - * Set the jsp text from an IFile - * - * @param jspFile - */ - private void setJspText(IFile jspFile) { - try { - BufferedInputStream in = new BufferedInputStream(jspFile.getContents()); - BufferedReader reader = new BufferedReader(new InputStreamReader(in)); - String line = null; - while ((line = reader.readLine()) != null) { - fJspTextBuffer.append(line); - fJspTextBuffer.append(ENDL); - } - reader.close(); - } - catch (CoreException e) { - Logger.logException(e); - } - catch (IOException e) { - Logger.logException(e); - } - } - - /** - * Get the value of the ELTranslator property from a workspace relative - * path string - * - * @param baseLocation - * Workspace-relative string path - * @return Value of the ELTranslator property associated with the project. - */ - private String getELTranslatorProperty(String baseLocation) { - IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot(); - String elTranslatorValue = null; - IFile file = workspaceRoot.getFile(new Path(baseLocation)); - if (file != null) { - elTranslatorValue = getELTranslatorProperty(file); - } - return elTranslatorValue; - } - - /** - * Get the value of the ELTranslator property from an IFile - * - * @param file - * IFile - * @return Value of the ELTranslator property associated with the project. - */ - private String getELTranslatorProperty(IFile file) { - String elTranslatorValue = null; - if (file != null) { - if (file.exists()) { - try { - elTranslatorValue = file.getPersistentProperty(new QualifiedName(JSP_CORE_PLUGIN_ID, ELTRANSLATOR_PROP_NAME)); - if (null == elTranslatorValue) { - - elTranslatorValue = file.getProject().getPersistentProperty(new QualifiedName(JSP_CORE_PLUGIN_ID, ELTRANSLATOR_PROP_NAME)); - } - } - catch (CoreException e) { - // ISSUE: why do we log this here? Instead of allowing to - // throwup? - Logger.logException(e); - } - - } - } - return elTranslatorValue; - } - - /** - * @param node - * @return the simple class name, not fully qualified - */ - private String createClassname(IDOMNode node) { - String classname = ""; //$NON-NLS-1$ - if (node != null) { - String base = node.getModel().getBaseLocation(); - classname = JSP2ServletNameUtil.mangle(base); - } - return classname; - } - - /** - * @param jspFile - * @return - */ - private String createClassname(IFile jspFile) { - - String classname = ""; //$NON-NLS-1$ - if (jspFile != null) { - classname = JSP2ServletNameUtil.mangle(jspFile.getFullPath().toString()); - } - return classname; - } - - private IJSPProblem createJSPProblem(final int problemEID, final int problemID, final String message, final int start, final int end) { - final int line = fStructuredDocument.getLineOfOffset(start); - final char[] classname = fClassname.toCharArray(); - - /* - * Note: these problems would result in translation errors on the - * server, so the severity is not meant to be controllable - */ - return new IJSPProblem() { - public void setSourceStart(int sourceStart) { - } - - public void setSourceLineNumber(int lineNumber) { - } - - public void setSourceEnd(int sourceEnd) { - } - - public boolean isWarning() { - return false; - } - - public boolean isError() { - return true; - } - - public int getSourceStart() { - return start; - } - - public int getSourceLineNumber() { - return line; - } - - public int getSourceEnd() { - return end; - } - - public char[] getOriginatingFileName() { - return classname; - } - - public String getMessage() { - return message; - } - - public int getID() { - return problemID; - } - - public String[] getArguments() { - return new String[0]; - } - - public int getEID() { - return problemEID; - } - }; - } - - public void setClassname(String classname) { - this.fClassname = classname; - } - - public String getClassname() { - return this.fClassname != null ? this.fClassname : "GenericJspServlet"; //$NON-NLS-1$ - } - - /** - * So that the JSPTranslator can be reused. - */ - public void reset(IDOMNode node, IProgressMonitor progress) { - - // initialize some things on node - configure(node, progress); - reset(); - // set the jsp text buffer - fJspTextBuffer.append(fStructuredDocument.get()); - } - - /** - * conservative version (no StructuredDocument/Model) - * - * @param jspFile - * @param progress - */ - public void reset(IFile jspFile, IProgressMonitor progress) { - - // initialize some things on node - configure(jspFile, progress); - reset(); - // set the jsp text buffer - setJspText(jspFile); - } - - /** - * Reinitialize some fields - */ - private void reset() { - - // reset progress monitor - if (fProgressMonitor != null) - fProgressMonitor.setCanceled(false); - - // reinit fields - fSourcePosition = -1; - fRelativeOffset = -1; - fCursorPosition = -1; - - fIsErrorPage = fCursorInExpression = false; - fIsInASession = true; - - fUserCode = new StringBuffer(); - fUserDeclarations = new StringBuffer(); - fUserImports = new StringBuffer(); - fUserELExpressions = new StringBuffer(); - - fResult = null; - fCursorOwner = null; // the buffer where the cursor is - - fCurrentNode = null; - fInCodeRegion = false; // flag for if cursor is in the current region - // being translated - - if (fIncludes != null) - fIncludes.clear(); - - fBlockMarkers = null; - - fOffsetInUserImports = 0; - fOffsetInUserDeclarations = 0; - fOffsetInUserCode = 0; - - fJava2JspRanges.clear(); - fImportRanges.clear(); - fCodeRanges.clear(); - fUseBeanRanges.clear(); - fDeclarationRanges.clear(); - fUserELRanges.clear(); - fIndirectRanges.clear(); - fIncludedPaths.clear(); - - fJspTextBuffer = new StringBuffer(); - - fELProblems = new ArrayList(); - - } - - /** - * @return just the "shell" of a servlet, nothing contributed from the JSP - * doc - */ - public final StringBuffer getEmptyTranslation() { - reset(); - buildResult(); - return getTranslation(); - } - - /** - * put the final java document together - */ - private final void buildResult() { - // to build the java document this is the order: - // - // + default imports - // + user imports - // + class header - // [+ error page] - // + user declarations - // + service method header - // + try/catch start - // + user code - // + try/catch end - // + service method footer - fResult = new StringBuffer(fImplicitImports.length() + fUserImports.length() + fClassHeader.length() + fUserDeclarations.length() + fServiceHeader.length() + fTryCatchStart.length() // try/catch - // start - + fUserCode.length() + fTryCatchEnd.length() // try/catch - // end - + fFooter.length()); - - int javaOffset = 0; - - fResult.append(fImplicitImports); - javaOffset += fImplicitImports.length(); - - // updateRanges(fIndirectImports, javaOffset); - updateRanges(fImportRanges, javaOffset); - // user imports - append(fUserImports); - javaOffset += fUserImports.length(); - - // class header - fResult.append(fClassHeader); //$NON-NLS-1$ - javaOffset += fClassHeader.length(); - fResult.append(fSuperclass + "{" + ENDL); //$NON-NLS-1$ - javaOffset += fSuperclass.length() + 2; - - updateRanges(fDeclarationRanges, javaOffset); - // user declarations - append(fUserDeclarations); - javaOffset += fUserDeclarations.length(); - - updateRanges(fUserELRanges, javaOffset); - append(fUserELExpressions); - javaOffset += fUserELExpressions.length(); - - fResult.append(fServiceHeader); - javaOffset += fServiceHeader.length(); - // session participant - if (fIsInASession) { - fResult.append(fSessionVariableDeclaration); - javaOffset += fSessionVariableDeclaration.length(); - } - // error page - if (fIsErrorPage) { - fResult.append(fException); - javaOffset += fException.length(); - } - - - fResult.append(fTryCatchStart); - javaOffset += fTryCatchStart.length(); - - updateRanges(fCodeRanges, javaOffset); - - // user code - append(fUserCode); - javaOffset += fUserCode.length(); - - - fResult.append(fTryCatchEnd); - javaOffset += fTryCatchEnd.length(); - - // footer - fResult.append(fFooter); - javaOffset += fFooter.length(); - - fJava2JspRanges.putAll(fImportRanges); - fJava2JspRanges.putAll(fDeclarationRanges); - fJava2JspRanges.putAll(fCodeRanges); - fJava2JspRanges.putAll(fUserELRanges); - - } - - /** - * @param javaRanges - * @param offsetInJava - */ - private void updateRanges(HashMap rangeMap, int offsetInJava) { - // just need to update java ranges w/ the offset we now know - Iterator it = rangeMap.keySet().iterator(); - while (it.hasNext()) - ((Position) it.next()).offset += offsetInJava; - } - - /** - * map of ranges (positions) in java document to ranges in jsp document - * - * @return a map of java positions to jsp positions. - */ - public HashMap getJava2JspRanges() { - return fJava2JspRanges; - } - - /** - * map of ranges in jsp document to ranges in java document. - * - * @return a map of jsp positions to java positions, or null if no - * translation has occured yet (the map hasn't been built). - */ - public HashMap getJsp2JavaRanges() { - if (fJava2JspRanges == null) - return null; - HashMap flipFlopped = new HashMap(); - Iterator keys = fJava2JspRanges.keySet().iterator(); - Object range = null; - while (keys.hasNext()) { - range = keys.next(); - flipFlopped.put(fJava2JspRanges.get(range), range); - } - return flipFlopped; - } - - public HashMap getJava2JspImportRanges() { - return fImportRanges; - } - - public HashMap getJava2JspUseBeanRanges() { - return fUseBeanRanges; - } - - public HashMap getJava2JspIndirectRanges() { - return fIndirectRanges; - } - - /** - * Adds to the jsp<->java map by default - * - * @param value - * a comma delimited list of imports - */ - protected void addImports(String value) { - addImports(value, true); - } - - /** - * Pass in a comma delimited list of import values, appends each to the - * final result buffer - * - * @param value - * a comma delimited list of imports - */ - protected void addImports(String value, boolean addToMap) { - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=81687 - // added the "addToMap" parameter to exclude imports originating - // from included JSP files to be added to the jsp<->java mapping - StringTokenizer st = new StringTokenizer(value, ",", false); //$NON-NLS-1$ - String tok = ""; //$NON-NLS-1$ - // String appendage = ""; //$NON-NLS-1$ - while (st.hasMoreTokens()) { - tok = st.nextToken(); - appendImportToBuffer(tok, fCurrentNode, addToMap); - } - } - - /** - * /* keep track of cursor position inside the buffer /* appends buffer to - * the final result buffer - */ - protected void append(StringBuffer buf) { - if (getCursorOwner() == buf) { - fCursorPosition = fResult.length() + getRelativeOffset(); - } - fResult.append(buf.toString()); - } - - /** - * Only valid after a configure(...), translate(...) or - * translateFromFile(...) call - * - * @return the current result (java translation) buffer - */ - public final StringBuffer getTranslation() { - - if (DEBUG) { - StringBuffer debugString = new StringBuffer(); - try { - Iterator it = fJava2JspRanges.keySet().iterator(); - while (it.hasNext()) { - debugString.append("--------------------------------------------------------------\n"); //$NON-NLS-1$ - Position java = (Position) it.next(); - debugString.append("Java range:[" + java.offset + ":" + java.length + "]\n"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ - debugString.append("[" + fResult.toString().substring(java.offset, java.offset + java.length) + "]\n"); //$NON-NLS-1$ //$NON-NLS-2$ - debugString.append("--------------------------------------------------------------\n"); //$NON-NLS-1$ - debugString.append("|maps to...|\n"); //$NON-NLS-1$ - debugString.append("==============================================================\n"); //$NON-NLS-1$ - Position jsp = (Position) fJava2JspRanges.get(java); - debugString.append("JSP range:[" + jsp.offset + ":" + jsp.length + "]\n"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ - debugString.append("[" + fJspTextBuffer.toString().substring(jsp.offset, jsp.offset + jsp.length) + "]\n"); //$NON-NLS-1$ //$NON-NLS-2$ - debugString.append("==============================================================\n"); //$NON-NLS-1$ - debugString.append("\n"); //$NON-NLS-1$ - debugString.append("\n"); //$NON-NLS-1$ - } - } - catch (Exception e) { - Logger.logException("JSPTranslation error", e); //$NON-NLS-1$ - } - Logger.log(Logger.INFO_DEBUG, debugString.toString()); - } - - return fResult; - } - - public List getTranslationProblems() { - return fTranslationProblems; - } - - /** - * Only valid after a configure(...), translate(...) or - * translateFromFile(...) call - * - * @return the text in the JSP file - */ - public final String getJspText() { - return fJspTextBuffer.toString(); - } - - /** - * Add the server-side scripting variables used by this tag, along with - * any scoping. - * - * @param tagToAdd - * @param customTag - */ - protected void addTaglibVariables(String tagToAdd, ITextRegionCollection customTag) { - IFile f = getFile(); - - if (f == null || !f.exists()) - return; - - TaglibHelper helper = TaglibHelperManager.getInstance().getTaglibHelper(f); - String decl = ""; //$NON-NLS-1$ - if (customTag.getFirstRegion().getType().equals(DOMRegionContext.XML_TAG_OPEN)) { - /* - * Start tag - */ - List problems = new ArrayList(); - CustomTag tag = helper.getCustomTag(tagToAdd, getStructuredDocument(), customTag, problems); - TaglibVariable[] taglibVars = tag.getTagVariables(); - fTranslationProblems.addAll(problems); - /* - * Add AT_BEGIN variables - */ - for (int i = 0; i < taglibVars.length; i++) { - if (taglibVars[i].getScope() == VariableInfo.AT_BEGIN) { - decl = taglibVars[i].getDeclarationString(); - appendToBuffer(decl, fUserCode, false, customTag); - } - } - - boolean isEmptyTag = customTag.getLastRegion().getType().equals(DOMRegionContext.XML_EMPTY_TAG_CLOSE); - /* - * Add a single { to limit the scope of NESTED variables - */ - StringBuffer text = new StringBuffer(); - if (!isEmptyTag && tag.isIterationTag() && tag.getTagClassName() != null) { - text.append("\nwhile(true) "); //$NON-NLS-1$ - } - text.append("{ // <"); //$NON-NLS-1$ - text.append(tagToAdd); - if (isEmptyTag) { - text.append("/>\n"); //$NON-NLS-1$ - } - else { - text.append(">\n"); //$NON-NLS-1$ - } - appendToBuffer(text.toString(), fUserCode, false, customTag); //$NON-NLS-1$ - - for (int i = 0; i < taglibVars.length; i++) { - if (taglibVars[i].getScope() == VariableInfo.NESTED) { - decl = taglibVars[i].getDeclarationString(); - appendToBuffer(decl, fUserCode, false, customTag); - } - } - /* - * For empty tags, add the corresponding } and AT_END variables immediately. - */ - if (isEmptyTag) { - text = new StringBuffer(); - text.append("} // <"); //$NON-NLS-1$ - text.append(tagToAdd); - text.append("/>\n"); //$NON-NLS-1$ - appendToBuffer(text.toString(), fUserCode, false, customTag); //$NON-NLS-1$ - /* Treat this as the end for empty tags */ - for (int i = 0; i < taglibVars.length; i++) { - if (taglibVars[i].getScope() == VariableInfo.AT_END) { - decl = taglibVars[i].getDeclarationString(); - appendToBuffer(decl, fUserCode, false, customTag); - } - } - } - else { - /* - * For non-empty tags, remember the variable information - */ - fTagToVariableMap.push(tagToAdd, new RegionTags(customTag, tag)); - } - } - else if (customTag.getFirstRegion().getType().equals(DOMRegionContext.XML_END_TAG_OPEN)) { - /* - * End tag - */ - RegionTags regionAndTags = (RegionTags) fTagToVariableMap.pop(tagToAdd); - if (regionAndTags != null) { - /* - * Even an empty array of variables will indicate a need for a - * closing brace, so add one. If "regionAndTaglibVars" is - * null, that means there was no start tag for use with this - * end tag. Adding a '}' even then would cause a Java - * translation fault, but that's not particularly helpful to a - * user who may only know how to use custom tags. Ultimately - * unbalanced custom tags should just be reported as - * unbalanced tags. - */ - TaglibVariable[] taglibVars = regionAndTags.tag.getTagVariables(); - StringBuffer text = new StringBuffer(); - if (regionAndTags.tag.isIterationTag()) - doAfterBody(text, regionAndTags); - text.append("} // </"); //$NON-NLS-1$ - text.append(tagToAdd); - text.append(">\n"); //$NON-NLS-1$ - appendToBuffer(text.toString(), fUserCode, false, customTag); //$NON-NLS-1$ - for (int i = 0; i < taglibVars.length; i++) { - if (taglibVars[i].getScope() == VariableInfo.AT_END) { - decl = taglibVars[i].getDeclarationString(); - appendToBuffer(decl, fUserCode, false, customTag); - } - } - } - else { - /* - * Since something should have been in the map because of a - * start tag, its absence now means an unbalanced end tag. - * Extras will be checked later to flag unbalanced start tags. - */ - IJSPProblem missingStartTag = createJSPProblem(IJSPProblem.StartCustomTagMissing, IJSPProblem.F_PROBLEM_ID_LITERAL, "No start tag for " + tagToAdd, customTag.getStartOffset(), customTag.getEndOffset()); - fTranslationProblems.add(missingStartTag); - } - } - } - - private void doAfterBody(StringBuffer buffer, RegionTags regionTag) { - buffer.append("\tif ( (new "); //$NON-NLS-1$ - buffer.append(regionTag.tag.getTagClassName()); - buffer.append("()).doAfterBody() != javax.servlet.jsp.tagext.BodyTag.EVAL_BODY_AGAIN)\n\t\tbreak;\n"); //$NON-NLS-1$ - } - - /** - * @return the workspace file for this model, null otherwise - */ - private IFile getFile() { - IFile f = null; - IStructuredModel sModel = StructuredModelManager.getModelManager().getExistingModelForRead(getStructuredDocument()); - try { - if (sModel != null) { - Path path = new Path(sModel.getBaseLocation()); - if (path.segmentCount() > 1) { - f = ResourcesPlugin.getWorkspace().getRoot().getFile(path); - } - if (f != null && f.isAccessible()) { - return f; - } - } - return null; - } - finally { - if (sModel != null) - sModel.releaseFromRead(); - } - } - - /* - * used by inner helper class (XMLJSPRegionHelper, JSPIncludeRegionHelper) - */ - public List getBlockMarkers() { - if (fBlockMarkers == null) - fBlockMarkers = new ArrayList(); - return fBlockMarkers; - } - - /** - * /* the main control loop for translating the document, driven by the - * structuredDocument nodes - */ - public void translate() { - if (fTagToVariableMap == null) { - fTagToVariableMap = new StackMap(); - } - fTranslationProblems.clear(); - - setCurrentNode(new ZeroStructuredDocumentRegion(fStructuredDocument, 0)); - translatePreludes(); - - setCurrentNode(fStructuredDocument.getFirstStructuredDocumentRegion()); - - while (getCurrentNode() != null && !isCanceled()) { - - // intercept HTML comment flat node - // also handles UNDEFINED (which is what CDATA comes in as) - // basically this part will handle any "embedded" JSP containers - if (getCurrentNode().getType() == DOMRegionContext.XML_COMMENT_TEXT || getCurrentNode().getType() == DOMRegionContext.XML_CDATA_TEXT || getCurrentNode().getType() == DOMRegionContext.UNDEFINED) { - translateXMLCommentNode(getCurrentNode()); - } - else { - // iterate through each region in the flat node - translateRegionContainer(getCurrentNode(), STANDARD_JSP); - } - if (getCurrentNode() != null) - advanceNextNode(); - } - - setCurrentNode(new ZeroStructuredDocumentRegion(fStructuredDocument, fStructuredDocument.getLength())); - translateCodas(); - - /* - * Any contents left in the map indicate start tags that never had end - * tags. While the '{' that is present without the matching '}' should - * cause a Java translation fault, that's not particularly helpful to - * a user who may only know how to use custom tags as tags. Ultimately - * unbalanced custom tags should just be reported as unbalanced tags, - * and unbalanced '{'/'}' only reported when the user actually - * unbalanced them with scriptlets. - */ - Iterator regionAndTaglibVariables = fTagToVariableMap.values().iterator(); - while (regionAndTaglibVariables.hasNext()) { - RegionTags regionTag = (RegionTags) regionAndTaglibVariables.next(); - ITextRegionCollection extraStartRegion = regionTag.region; - IJSPProblem missingEndTag = createJSPProblem(IJSPProblem.EndCustomTagMissing, IJSPProblem.F_PROBLEM_ID_LITERAL, "", extraStartRegion.getStartOffset(), extraStartRegion.getEndOffset()); - fTranslationProblems.add(missingEndTag); - - StringBuffer text = new StringBuffer(); - // Account for iteration tags that have a missing end tag - if (regionTag.tag.isIterationTag()) - doAfterBody(text, regionTag); - text.append("} // [</"); //$NON-NLS-1$ - text.append(regionTag.tag.getTagName()); - text.append(">]"); //$NON-NLS-1$ - appendToBuffer(text.toString(), fUserCode, false, fStructuredDocument.getLastStructuredDocumentRegion()); - } - fTagToVariableMap.clear(); - - /* - * Now do the same for jsp:useBean tags, whose contents get their own - * { & } - */ - while (!fUseBeansStack.isEmpty()) { - appendToBuffer("}", fUserCode, false, fStructuredDocument.getLastStructuredDocumentRegion()); - ITextRegionCollection extraStartRegion = (ITextRegionCollection) fUseBeansStack.pop(); - IJSPProblem missingEndTag = createJSPProblem(IJSPProblem.UseBeanEndTagMissing, IJSPProblem.F_PROBLEM_ID_LITERAL, "", extraStartRegion.getStartOffset(), extraStartRegion.getEndOffset()); - fTranslationProblems.add(missingEndTag); - } - - buildResult(); - } - - /** - * Translates a region container (and XML JSP container, or <% JSP - * container). This method should only be called in this class and for - * containers in the primary structured document as all buffer appends - * will be direct. - */ - protected void setDocumentContent(IDocument document, InputStream contentStream, String charset) { - Reader in = null; - try { - in = new BufferedReader(new InputStreamReader(contentStream, charset), 2048); - StringBuffer buffer = new StringBuffer(2048); - char[] readBuffer = new char[2048]; - int n = in.read(readBuffer); - while (n > 0) { - buffer.append(readBuffer, 0, n); - n = in.read(readBuffer); - } - document.set(buffer.toString()); - } - catch (IOException x) { - // ignore - } - finally { - if (in != null) { - try { - in.close(); - } - catch (IOException x) { - // ignore - } - } - } - } - - protected void init() { - fClassHeader = "public class _JSPServlet extends "; //$NON-NLS-1$ - fClassname = "_JSPServlet"; //$NON-NLS-1$ - - fImplicitImports = "import javax.servlet.*;" + ENDL + //$NON-NLS-1$ - "import javax.servlet.http.*;" + ENDL + //$NON-NLS-1$ - "import javax.servlet.jsp.*;" + ENDL + ENDL; //$NON-NLS-1$ - - fServiceHeader = "public void _jspService(javax.servlet.http.HttpServletRequest request," + //$NON-NLS-1$ - " javax.servlet.http.HttpServletResponse response)" + ENDL + //$NON-NLS-1$ - "\t\tthrows java.io.IOException, javax.servlet.ServletException {" + ENDL + //$NON-NLS-1$ - "javax.servlet.jsp.PageContext pageContext = null;" + ENDL + //$NON-NLS-1$ - "javax.servlet.ServletContext application = null;" + ENDL + //$NON-NLS-1$ - "javax.servlet.ServletConfig config = null;" + ENDL + //$NON-NLS-1$ - "javax.servlet.jsp.JspWriter out = null;" + ENDL + //$NON-NLS-1$ - "Object page = null;" + ENDL; //$NON-NLS-1$ - fSuperclass = "javax.servlet.http.HttpServlet"; //$NON-NLS-1$ - } - - /** - * - * @return the status of the translator's progrss monitor, false if the - * monitor is null - */ - private boolean isCanceled() { - return (fProgressMonitor == null) ? false : fProgressMonitor.isCanceled(); - } - - private void advanceNextNode() { - setCurrentNode(getCurrentNode().getNext()); - if (getCurrentNode() != null) - setSourceReferencePoint(); - } - - private void setSourceReferencePoint() { - if (isJSP(getCurrentNode().getFirstRegion().getType())) { - Iterator it = getCurrentNode().getRegions().iterator(); - ITextRegion r = null; - while (it.hasNext()) { - r = (ITextRegion) it.next(); - if (r.getType() == DOMJSPRegionContexts.JSP_CONTENT || r.getType() == DOMRegionContext.XML_CONTENT) - break; - else if (r.getType() == DOMJSPRegionContexts.JSP_DIRECTIVE_NAME) - break; - else if (r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE && getCurrentNode().getFullText(r).trim().equals("import")) //$NON-NLS-1$ - break; - } - } - } - - /** - * translates a region container (and XML JSP container, or <% JSP - * container) - * - * This method should only be called in this class and for containers in - * the primary structured document as all buffer appends will be direct - */ - protected void translateRegionContainer(ITextRegionCollection container, int JSPType) { - - ITextRegionCollection containerRegion = container; - - Iterator regions = containerRegion.getRegions().iterator(); - ITextRegion region = null; - while (regions.hasNext()) { - - region = (ITextRegion) regions.next(); - - String type = region.getType(); - - // content assist was not showing up in JSP inside a javascript - // region - if (DOMRegionContext.BLOCK_TEXT.equals(type)) { - // check if it's nested jsp in a script tag... - if (region instanceof ITextRegionContainer) { - // pass in block text's container & iterator - Iterator regionIterator = ((ITextRegionCollection) region).getRegions().iterator(); - translateJSPNode(region, regionIterator, type, EMBEDDED_JSP); - } - else { - /** - * LIMITATION - Normally the script content within a - * script tag is a single document region with a single - * BLOCK_TEXT text region within it. Any JSP scripting - * will be within its own region container (for the sake - * of keeping the scripting open/content/end as a group) - * also of BLOCK_TEXT. That ignores custom tags that might - * be in there, though, as they require proper scoping and - * variable declaration to be performed even though - * they're not proper nodes in the DOM. The only way to - * really do this is to treat the entire script content as - * JSP content on its own, akin to an included segment. - * Further complicating this solution is that tagdependent - * custom tags have their comment marked as BLOCK_TEXT as - * well, so there's no clear way to tell the two cases - * apart. - */ - - // //////////////////////////////////////////////////////////////////////////////// - // THIS EMBEDDED JSP TEXT WILL COME OUT LATER WHEN - // PARTITIONING HAS - // SUPPORT FOR NESTED XML-JSP - // CMVC 241882 - decodeScriptBlock(containerRegion.getFullText(region), containerRegion.getStartOffset()); - // //////////////////////////////////////////////////////////////////////////////// - } - } - // if (region instanceof ITextRegionCollection && - // ((ITextRegionCollection) region).getNumberOfRegions() > 0) { - // translateRegionContainer((ITextRegionCollection) region, - // EMBEDDED_JSP); - // } - if (type != null && isJSP(type)) // <%, <%=, <%!, <%@ - { - // translateJSPNode(region, regions, type, JSPType); - translateJSPNode(containerRegion, regions, type, JSPType); - } - else if (type != null && (type == DOMRegionContext.XML_TAG_OPEN || type == DOMRegionContext.XML_END_TAG_OPEN)) { - translateXMLNode(containerRegion, regions); - } - } - // } - } - - /* - * ////////////////////////////////////////////////////////////////////////////////// ** - * TEMP WORKAROUND FOR CMVC 241882 Takes a String and blocks out - * jsp:scriptlet, jsp:expression, and jsp:declaration @param blockText - * @return - */ - void decodeScriptBlock(String blockText, int startOfBlock) { - XMLJSPRegionHelper helper = new XMLJSPRegionHelper(this, false); - helper.addBlockMarker(new BlockMarker("jsp:scriptlet", null, DOMJSPRegionContexts.JSP_CONTENT, false)); //$NON-NLS-1$ - helper.addBlockMarker(new BlockMarker("jsp:expression", null, DOMJSPRegionContexts.JSP_CONTENT, false)); //$NON-NLS-1$ - helper.addBlockMarker(new BlockMarker("jsp:declaration", null, DOMJSPRegionContexts.JSP_CONTENT, false)); //$NON-NLS-1$ - helper.addBlockMarker(new BlockMarker("jsp:directive.include", null, DOMJSPRegionContexts.JSP_CONTENT, false)); //$NON-NLS-1$ - helper.addBlockMarker(new BlockMarker("jsp:directive.taglib", null, DOMJSPRegionContexts.JSP_CONTENT, false)); //$NON-NLS-1$ - helper.reset(blockText, startOfBlock); - // force parse - helper.forceParse(); - } - - /* - * returns string minus CDATA open and close text - */ - final public String stripCDATA(String text) { - String resultText = ""; //$NON-NLS-1$ - String CDATA_OPEN = "<![CDATA["; //$NON-NLS-1$ - String CDATA_CLOSE = "]]>"; //$NON-NLS-1$ - int start = 0; - int end = text.length(); - while (start < text.length()) { - if (text.indexOf(CDATA_OPEN, start) > -1) { - end = text.indexOf(CDATA_OPEN, start); - resultText += text.substring(start, end); - start = end + CDATA_OPEN.length(); - } - else if (text.indexOf(CDATA_CLOSE, start) > -1) { - end = text.indexOf(CDATA_CLOSE, start); - resultText += text.substring(start, end); - start = end + CDATA_CLOSE.length(); - } - else { - end = text.length(); - resultText += text.substring(start, end); - break; - } - } - return resultText; - } - - // END OF WORKAROUND CODE... - // ///////////////////////////////////////////////////////////////////////////////////// - /** - * determines if the type is a pure JSP type (not XML) - */ - protected boolean isJSP(String type) { - return ((type == DOMJSPRegionContexts.JSP_DIRECTIVE_OPEN || type == DOMJSPRegionContexts.JSP_EXPRESSION_OPEN || type == DOMJSPRegionContexts.JSP_DECLARATION_OPEN || type == DOMJSPRegionContexts.JSP_SCRIPTLET_OPEN || type == DOMJSPRegionContexts.JSP_CONTENT || type == DOMJSPRegionContexts.JSP_EL_OPEN) && type != DOMRegionContext.XML_TAG_OPEN); - // checking XML_TAG_OPEN so <jsp:directive.xxx/> gets treated like - // other XML jsp tags - } - - /** - * translates the various XMLJSP type nodes - * - * @param regions - * the regions of the XMLNode - */ - protected void translateXMLNode(ITextRegionCollection container, Iterator regions) { - // contents must be valid XHTML, translate escaped CDATA into what it - // really is... - ITextRegion r = null; - if (regions.hasNext()) { - r = (ITextRegion) regions.next(); - // <jsp:directive.xxx > comes in as this - if (r.getType() == DOMRegionContext.XML_TAG_NAME || r.getType() == DOMJSPRegionContexts.JSP_DIRECTIVE_NAME) - - { - String fullTagName = container.getText(r); - if (fullTagName.indexOf(':') > -1 && !fullTagName.startsWith(JSP_PREFIX)) { - addTaglibVariables(fullTagName, container); // it - // may - // be a - // custom - // tag - } - StringTokenizer st = new StringTokenizer(fullTagName, ":.", false); //$NON-NLS-1$ - if (st.hasMoreTokens() && st.nextToken().equals("jsp")) //$NON-NLS-1$ - { - if (st.hasMoreTokens()) { - String jspTagName = st.nextToken(); - - if (jspTagName.equals("scriptlet")) //$NON-NLS-1$ - { - translateXMLJSPContent(SCRIPTLET); - } - else if (jspTagName.equals("expression")) //$NON-NLS-1$ - { - translateXMLJSPContent(EXPRESSION); - } - else if (jspTagName.equals("declaration")) //$NON-NLS-1$ - { - translateXMLJSPContent(DECLARATION); - } - else if (jspTagName.equals("directive")) //$NON-NLS-1$ - { - if (st.hasMoreTokens()) { - String directiveName = st.nextToken(); - if (directiveName.equals("taglib")) { //$NON-NLS-1$ - while (r != null && regions.hasNext() && !r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - r = (ITextRegion) regions.next(); - if (container.getText(r).equals(JSP11Namespace.ATTR_NAME_PREFIX)) { - String prefix = getAttributeValue(r, regions); - if (prefix != null) { - handleTaglib(prefix); - } - } - } - return; - } - else if (directiveName.equals("include")) { //$NON-NLS-1$ - - String fileLocation = ""; //$NON-NLS-1$ - - // skip to required "file" attribute, - // should be safe because - // "file" is the only attribute for the - // include directive - while (r != null && regions.hasNext() && !r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - r = (ITextRegion) regions.next(); - } - fileLocation = getAttributeValue(r, regions); - if (fileLocation != null) - handleIncludeFile(fileLocation); - } - else if (directiveName.equals("page")) { //$NON-NLS-1$ - - // bad if currentNode is referenced after - // here w/ the current list - // see: - // https://w3.opensource.ibm.com/bugzilla/show_bug.cgi?id=3035 - // setCurrentNode(getCurrentNode().getNext()); - if (getCurrentNode() != null) { - // 'regions' contain the attrs - translatePageDirectiveAttributes(regions, getCurrentNode()); - } - } - else if (directiveName.equals("tag")) { //$NON-NLS-1$ - translatePageDirectiveAttributes(regions, getCurrentNode()); - } - else if (directiveName.equals("variable")) { //$NON-NLS-1$ - translateVariableDirectiveAttributes(regions); - } - } - } - else if (jspTagName.equals("include")) { //$NON-NLS-1$ - // <jsp:include page="filename") /> - checkAttributeValueContainer(regions, "page"); //$NON-NLS-1$ - } - else if (jspTagName.equals("forward")) { //$NON-NLS-1$ - checkAttributeValueContainer(regions, "page"); //$NON-NLS-1$ - } - else if (jspTagName.equals("param")) { //$NON-NLS-1$ - checkAttributeValueContainer(regions, "value"); //$NON-NLS-1$ - } - else if (jspTagName.equals("setProperty")) { //$NON-NLS-1$ - checkAttributeValueContainer(regions, "value"); //$NON-NLS-1$ - } - else if (jspTagName.equals("useBean")) //$NON-NLS-1$ - { - checkAttributeValueContainer(regions, "name"); //$NON-NLS-1$ - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=103004 - // advanceNextNode(); // get the content - if (getCurrentNode() != null) { - translateUseBean(container); // 'regions' - } - } - - } - } - else { - checkAllAttributeValueContainers(regions); - } - } - } - } - - /** - * translates embedded containers for ALL attribute values - * - * @param regions - */ - private void checkAllAttributeValueContainers(Iterator regions) { - // tag name is not jsp - // handle embedded jsp attributes... - ITextRegion embedded = null; - // Iterator attrRegions = null; - // ITextRegion attrChunk = null; - while (regions.hasNext()) { - embedded = (ITextRegion) regions.next(); - if (embedded instanceof ITextRegionContainer) { - // parse out container - - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=130606 - // fix exponential iteration problem w/ embedded expressions - translateEmbeddedJSPInAttribute((ITextRegionContainer) embedded); - // attrRegions = ((ITextRegionContainer) - // embedded).getRegions().iterator(); - // while (attrRegions.hasNext()) { - // attrChunk = (ITextRegion) attrRegions.next(); - // String type = attrChunk.getType(); - // // embedded JSP in attribute support only want to - // // translate one time per - // // embedded region so we only translate on the JSP open - // // tags (not content) - // if (type == DOMJSPRegionContexts.JSP_EXPRESSION_OPEN || - // type == - // DOMJSPRegionContexts.JSP_SCRIPTLET_OPEN || type == - // DOMJSPRegionContexts.JSP_DECLARATION_OPEN || type == - // DOMJSPRegionContexts.JSP_DIRECTIVE_OPEN || type == - // DOMJSPRegionContexts.JSP_EL_OPEN) { - // // now call jsptranslate - // translateEmbeddedJSPInAttribute((ITextRegionContainer) - // embedded); - // break; - // } - // } - } - } - } - - /** - * translates embedded container for specified attribute - * - * @param regions - * @param attrName - */ - private void checkAttributeValueContainer(Iterator regions, String attrName) { - ITextRegion r = null; - while (regions.hasNext()) { - r = (ITextRegion) regions.next(); - if (r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME && getCurrentNode().getText(r).equals(attrName)) { //$NON-NLS-1$ - // skip to attribute value - while (regions.hasNext() && (r = (ITextRegion) regions.next()) != null) { - if (r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) - break; - } - // forces embedded region to be translated - if (r instanceof ContextRegionContainer) { - translateEmbeddedJSPInAttribute((ContextRegionContainer) r); - } - break; - } - } - } - - /* - * example: - * - * <jsp:scriptlet>scriptlet jsp-java content <![CDATA[ more jsp java ]]> - * jsp-java content... <![CDATA[ more jsp java ]]> </jsp:scriptlet> - * - * https://bugs.eclipse.org/bugs/show_bug.cgi?id=93366 - * https://bugs.eclipse.org/bugs/show_bug.cgi?id=88590 translate - * everything inbetween <scriptlet> tags, which may be more than one - * region (esp. CDATA) - * - */ - private void translateXMLJSPContent(int type) { - - IStructuredDocumentRegion sdr = getCurrentNode().getNext(); - int start = sdr.getStartOffset(); - int end = sdr.getEndOffset(); - String sdrText = ""; //$NON-NLS-1$ - - // read structured document regions until - // </jsp:scriptlet> or EOF - while (sdr != null && sdr.getType() != DOMRegionContext.XML_TAG_NAME) { - - // setup for next region - start = sdr.getStartOffset(); - sdrText = sdr.getText(); - - if (sdr.getType() == DOMRegionContext.XML_CDATA_TEXT) { - - // just to be safe, make sure CDATA start & end are there - if (sdrText.startsWith("<![CDATA[") && sdrText.endsWith("]]>")) { //$NON-NLS-1$ //$NON-NLS-2$ - - start = sdr.getStartOffset() + 9; // <![CDATA[ - end = sdr.getEndOffset() - 3; // ]]> - sdrText = sdrText.substring(9, sdrText.length() - 3); - writeToBuffer(type, sdrText, start, end); - } - } - else { - - // handle entity references - sdrText = EscapedTextUtil.getUnescapedText(sdrText); - end = sdr.getEndOffset(); - writeToBuffer(type, sdrText, start, end); - } - sdr = sdr.getNext(); - } - setCurrentNode(sdr); - setSourceReferencePoint(); - } - - private void writeToBuffer(int type, String content, int jspStart, int jspEnd) { - switch (type) { - case SCRIPTLET : - translateScriptletString(content, getCurrentNode(), jspStart, jspEnd - jspStart, false); - break; - case EXPRESSION : - translateExpressionString(content, getCurrentNode(), jspStart, jspEnd - jspStart, false); - break; - case DECLARATION : - translateDeclarationString(content, getCurrentNode(), jspStart, jspEnd - jspStart, false); - break; - } - } - - /** - * goes through comment regions, checks if any are an embedded JSP - * container if it finds one, it's sends the container into the - * translation routine - */ - protected void translateXMLCommentNode(IStructuredDocumentRegion node) { - Iterator it = node.getRegions().iterator(); - ITextRegion commentRegion = null; - while (it != null && it.hasNext()) { - commentRegion = (ITextRegion) it.next(); - if (commentRegion instanceof ITextRegionContainer) { - translateRegionContainer((ITextRegionContainer) commentRegion, EMBEDDED_JSP); // it's - // embedded - // jsp...iterate - // regions... - } - else if (DOMRegionContext.XML_COMMENT_TEXT.equals(commentRegion.getType())) { - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=222215 - // support custom tags hidden in a comment region - decodeScriptBlock(node.getFullText(commentRegion), node.getStartOffset(commentRegion)); - } - } - } - - /** - * determines which type of JSP node to translate - */ - protected void translateJSPNode(ITextRegion region, Iterator regions, String type, int JSPType) { - if (type == DOMJSPRegionContexts.JSP_DIRECTIVE_OPEN && regions != null) { - translateDirective(regions); - } - else { - ITextRegionCollection contentRegion = null; - if (JSPType == STANDARD_JSP && (setCurrentNode(getCurrentNode().getNext())) != null) { - contentRegion = getCurrentNode(); - } - else if (JSPType == EMBEDDED_JSP && region instanceof ITextRegionCollection) { - translateEmbeddedJSPInBlock((ITextRegionCollection) region, regions); - // ensure the rest of this method won't be called - } - /* NOTE: the type here is of the node preceding the current node - * thus must check to see if the current node is JSP close, if it is - * then the JSP is something akin to <%%> and should not be translated - * (Bug 189318) - */ - if (contentRegion != null && contentRegion.getType() != DOMJSPRegionContexts.JSP_CLOSE) { - if (type == DOMJSPRegionContexts.JSP_EXPRESSION_OPEN) { - translateExpression(contentRegion); - } - else if (type == DOMJSPRegionContexts.JSP_DECLARATION_OPEN) { - translateDeclaration(contentRegion); - } - else if (type == DOMJSPRegionContexts.JSP_CONTENT || type == DOMJSPRegionContexts.JSP_SCRIPTLET_OPEN) { - translateScriptlet(contentRegion); - } - } - else { - // this is the case of an attribute w/ no region <p - // align="<%%>"> - setCursorOwner(getJSPTypeForRegion(region)); - } - } - } - - - private void translateEL(String elText, String delim, IStructuredDocumentRegion currentNode, int contentStart, int contentLength) { - IJSPELTranslator translator = getELTranslator(); - if (null != translator) { - translator.translateEL(elText, delim, currentNode, contentStart, contentLength, fUserELExpressions, fUserELRanges, fStructuredDocument); - } - } - - /** - * Discover and instantiate an EL translator. - */ - public IJSPELTranslator getELTranslator() { - if (fELTranslator == null) { - - /* - * name of plugin that exposes this extension point - */ - IExtensionPoint extensionPoint = Platform.getExtensionRegistry().getExtensionPoint(JSP_CORE_PLUGIN_ID, EL_TRANSLATOR_EXTENSION_NAME); // - - // extension - // id - - // Iterate over all declared extensions of this extension point. - // A single plugin may extend the extension point more than once, - // although it's not recommended. - IConfigurationElement bestTranslator = null; - IExtension[] extensions = extensionPoint.getExtensions(); - for (int curExtension = 0; curExtension < extensions.length; curExtension++) { - IExtension extension = extensions[curExtension]; - - IConfigurationElement[] translators = extension.getConfigurationElements(); - for (int curTranslator = 0; curTranslator < translators.length; curTranslator++) { - - IConfigurationElement elTranslator = translators[curTranslator]; - - if (!EL_TRANSLATOR_EXTENSION_NAME.equals(elTranslator.getName())) { // - - // name - // of - // configElement - continue; - } - - String idString = elTranslator.getAttribute("id"); //$NON-NLS-1$ - if (null != idString && idString.equals(fELTranslatorID) || (null == bestTranslator && DEFAULT_JSP_EL_TRANSLATOR_ID.equals(idString))) { - bestTranslator = elTranslator; - } - } - } - - if (null != bestTranslator) { - try { - Object execExt = bestTranslator.createExecutableExtension("class"); //$NON-NLS-1$ - if (execExt instanceof IJSPELTranslator) { - return fELTranslator = (IJSPELTranslator) execExt; - } - } - catch (CoreException e) { - Logger.logException(e); - } - } - } - return fELTranslator; - } - - /** - * Pass the ITextRegionCollection which is the embedded region - * - * @param regions - * iterator for collection - */ - private void translateEmbeddedJSPInBlock(ITextRegionCollection collection, Iterator regions) { - ITextRegion region = null; - while (regions.hasNext()) { - region = (ITextRegion) regions.next(); - if (isJSP(region.getType())) - break; - region = null; - } - if (region != null) { - translateEmbeddedJSPInAttribute(collection); - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=126377 - // all of collection was translated so just finish off iterator - while (regions.hasNext()) - regions.next(); - } - } - - /* - * Translates all embedded jsp regions in embeddedContainer for example: - * <a href="index.jsp?p=<%=abc%>b=<%=xyz%>">abc</a> - */ - private void translateEmbeddedJSPInAttribute(ITextRegionCollection embeddedContainer) { - // THIS METHOD IS A FIX FOR - // jsp embedded in attribute regions - // loop all regions - ITextRegionList embeddedRegions = embeddedContainer.getRegions(); - ITextRegion delim = null; - ITextRegion content = null; - String type = null; - String quotetype = null; - for (int i = 0; i < embeddedRegions.size(); i++) { - - // possible delimiter, check later - delim = embeddedRegions.get(i); - type = delim.getType(); - if(type == DOMJSPRegionContexts.XML_TAG_ATTRIBUTE_VALUE_DQUOTE || type == DOMJSPRegionContexts.XML_TAG_ATTRIBUTE_VALUE_SQUOTE - || type == DOMJSPRegionContexts.JSP_TAG_ATTRIBUTE_VALUE_DQUOTE || type == DOMJSPRegionContexts.JSP_TAG_ATTRIBUTE_VALUE_SQUOTE) - quotetype = type; - - // check next region to see if it's content - if (i + 1 < embeddedRegions.size()) { - String regionType = embeddedRegions.get(i + 1).getType(); - if (regionType == DOMJSPRegionContexts.JSP_CONTENT || regionType == DOMJSPRegionContexts.JSP_EL_CONTENT) - content = embeddedRegions.get(i + 1); - } - - if (content != null) { - int contentStart = embeddedContainer.getStartOffset(content); - int rStart = fCurrentNode.getStartOffset() + contentStart; - int rEnd = fCurrentNode.getStartOffset() + embeddedContainer.getEndOffset(content); - - boolean inThisRegion = rStart <= fSourcePosition && rEnd >= fSourcePosition; - // int jspPositionStart = fCurrentNode.getStartOffset() + - // contentStart; - - if (type == DOMJSPRegionContexts.JSP_EXPRESSION_OPEN) { - fLastJSPType = EXPRESSION; - // translateExpressionString(embeddedContainer.getText(content), - // fCurrentNode, contentStart, content.getLength()); - translateExpressionString(embeddedContainer.getText(content), embeddedContainer, contentStart, content.getLength(), quotetype); - } - else if (type == DOMJSPRegionContexts.JSP_SCRIPTLET_OPEN) { - fLastJSPType = SCRIPTLET; - // translateScriptletString(embeddedContainer.getText(content), - // fCurrentNode, contentStart, content.getLength()); - translateScriptletString(embeddedContainer.getText(content), embeddedContainer, contentStart, content.getLength(), false); - } - else if (type == DOMJSPRegionContexts.JSP_DECLARATION_OPEN) { - fLastJSPType = DECLARATION; - // translateDeclarationString(embeddedContainer.getText(content), - // fCurrentNode, contentStart, content.getLength()); - translateDeclarationString(embeddedContainer.getText(content), embeddedContainer, contentStart, content.getLength(), false); - } - else if (type == DOMJSPRegionContexts.JSP_EL_OPEN) { - fLastJSPType = EXPRESSION; - translateEL(embeddedContainer.getText(content), embeddedContainer.getText(delim), fCurrentNode, contentStart, content.getLength()); - } - - // calculate relative offset in buffer - if (inThisRegion) { - setCursorOwner(fLastJSPType); - int currentBufferLength = getCursorOwner().length(); - setRelativeOffset((fSourcePosition - contentStart) + currentBufferLength); - if (fLastJSPType == EXPRESSION) { - // if an expression, add then length of the enclosing - // paren.. - setCursorInExpression(true); - setRelativeOffset(getRelativeOffset() + EXPRESSION_PREFIX.length()); - } - } - } - else { - type = null; - } - } - } - - private int fLastJSPType = SCRIPTLET; - - /** - * JSPType is only used internally in this class to describe tye type of - * region to be translated - * - * @param region - * @return int - */ - private int getJSPTypeForRegion(ITextRegion region) { - String regionType = region.getType(); - int type = SCRIPTLET; - if (regionType == DOMJSPRegionContexts.JSP_SCRIPTLET_OPEN) - type = SCRIPTLET; - else if (regionType == DOMJSPRegionContexts.JSP_EXPRESSION_OPEN) - type = EXPRESSION; - else if (regionType == DOMJSPRegionContexts.JSP_DECLARATION_OPEN) - type = DECLARATION; - else if (regionType == DOMJSPRegionContexts.JSP_CONTENT) - type = fLastJSPType; - // remember the last type, in case the next type that comes in is - // JSP_CONTENT - fLastJSPType = type; - return type; - } - - /** - * /* <%@ %> /* need to pass in the directive tag region - */ - protected void translateDirective(Iterator regions) { - ITextRegion r = null; - String regionText, attrValue = ""; //$NON-NLS-1$ - while (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMJSPRegionContexts.JSP_DIRECTIVE_NAME) { // could - // be - // XML_CONTENT - // = - // "", - // skips - // attrs? - regionText = getCurrentNode().getText(r); - if (regionText.equals("taglib")) { //$NON-NLS-1$ - // add custom tag block markers here - handleTaglib(); - return; - } - else if (regionText.equals("include")) { //$NON-NLS-1$ - String fileLocation = ""; //$NON-NLS-1$ - // CMVC 258311 - // PMR 18368, B663 - // skip to required "file" attribute, should be safe because - // "file" is the only attribute for the include directive - while (r != null && regions.hasNext() && !r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - r = (ITextRegion) regions.next(); - } - fileLocation = getAttributeValue(r, regions); - if (attrValue != null) - handleIncludeFile(fileLocation); - } - else if (regionText.equals("page")) { //$NON-NLS-1$ - translatePageDirectiveAttributes(regions, getCurrentNode()); - } - else if (regionText.equals("tag")) { //$NON-NLS-1$ - // some attributes overlap, so both are handled in this method - translatePageDirectiveAttributes(regions, getCurrentNode()); - } - else if (regionText.equals("variable")) { //$NON-NLS-1$ - translateVariableDirectiveAttributes(regions); - } - else if (regionText.equals("attribute")) { //$NON-NLS-1$ - translateAttributeDirectiveAttributes(regions); - } - } - } - - private void translateAttributeDirectiveAttributes(Iterator regions) { - ITextRegion r = null; - String attrName, attrValue; - - String varType = "java.lang.String"; //$NON-NLS-1$ // the default class... - String varName = null; - String description = "";//$NON-NLS-1$ - boolean isFragment = false; - - // iterate all attributes - while (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() != DOMJSPRegionContexts.JSP_CLOSE) { - attrName = attrValue = null; - if (r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - attrName = getCurrentNode().getText(r).trim(); - if (attrName.length() > 0) { - if (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_EQUALS) { - if (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) { - attrValue = StringUtils.strip(getCurrentNode().getText(r)); - } - // has equals, but no value? - } - if (attrName.equals(JSP11Namespace.ATTR_NAME_TYPE)) { - varType = attrValue; - } - else if (attrName.equals(JSP20Namespace.ATTR_NAME_FRAGMENT)) { - isFragment = Boolean.valueOf(attrValue).booleanValue(); - } - else if (attrName.equals(JSP11Namespace.ATTR_NAME_NAME)) { - varName = attrValue; - } - else if (attrName.equals(JSP20Namespace.ATTR_NAME_DESCRIPTION)) { - description = attrValue; - } - } - } - } - if (varName != null) { - if (isFragment) { - // 2.0:JSP.8.5.2 - varType = "javax.servlet.jsp.tagext.JspFragment"; - } - String declaration = new TaglibVariable(varType, varName, "", description).getDeclarationString(true, TaglibVariable.M_PRIVATE); - appendToBuffer(declaration, fUserDeclarations, false, fCurrentNode); - } - } - - private void translateVariableDirectiveAttributes(Iterator regions) { - /* - * Shouldn't create a scripting variable in *this* tag file's - * translation, only in JSP files that use it - - * https://bugs.eclipse.org/bugs/show_bug.cgi?id=188780 - */ - } - - /* - * This method should ideally only be called once per run through - * JSPTranslator This is intended for use by inner helper classes that - * need to add block markers to their own parsers. This method only adds - * markers that came from <@taglib> directives, (not <@include>), since - * include file taglibs are handled on the fly when they are encountered. * - * @param regions - * - * @deprecated - does not properly handle prefixes - */ - protected void handleTaglib() { - // get/create TLDCMDocument - TLDCMDocumentManager mgr = TaglibController.getTLDCMDocumentManager(fStructuredDocument); - if (mgr != null) { - List trackers = mgr.getCMDocumentTrackers(getCurrentNode().getEnd()); - Iterator it = trackers.iterator(); - CMDocumentTracker tracker = null; - Iterator taglibRegions = null; - IStructuredDocumentRegion sdRegion = null; - ITextRegion r = null; - while (it.hasNext()) { - tracker = (CMDocumentTracker) it.next(); - sdRegion = tracker.getStructuredDocumentRegion(); - // since may be call from another thread (like a background - // job) - // this check is to be safer - if (sdRegion != null && !sdRegion.isDeleted()) { - taglibRegions = sdRegion.getRegions().iterator(); - while (!sdRegion.isDeleted() && taglibRegions.hasNext()) { - r = (ITextRegion) taglibRegions.next(); - if (r.getType().equals(DOMJSPRegionContexts.JSP_DIRECTIVE_NAME)) { - String text = sdRegion.getText(r); - if (JSP12TLDNames.TAGLIB.equals(text) || JSP12Namespace.ElementName.DIRECTIVE_TAGLIB.equals(text)) { - addBlockMarkers(tracker.getDocument()); - } - } - } - } - } - } - } - - /* - * This method should ideally only be called once per run through - * JSPTranslator This is intended for use by inner helper classes that - * need to add block markers to their own parsers. This method only adds - * markers that came from <@taglib> directives, (not <@include>), since - * include file taglibs are handled on the fly when they are encountered. * - * @param regions - */ - private void handleTaglib(String prefix) { - // get/create TLDCMDocument - TLDCMDocumentManager mgr = TaglibController.getTLDCMDocumentManager(fStructuredDocument); - if (mgr != null) { - // get trackers for the CMDocuments enabled at this offset - List trackers = mgr.getCMDocumentTrackers(getCurrentNode().getEnd()); - Iterator it = trackers.iterator(); - CMDocumentTracker tracker = null; - while (it.hasNext()) { - tracker = (CMDocumentTracker) it.next(); - addBlockMarkers(prefix + ":", tracker.getDocument()); - } - } - } - - /* - * adds block markers to JSPTranslator's block marker list for all - * elements in doc @param doc - */ - protected void addBlockMarkers(CMDocument doc) { - if (doc.getElements().getLength() > 0) { - Iterator elements = doc.getElements().iterator(); - CMNode node = null; - while (elements.hasNext()) { - node = (CMNode) elements.next(); - getBlockMarkers().add(new BlockMarker(node.getNodeName(), null, DOMJSPRegionContexts.JSP_CONTENT, true)); - } - } - } - - /* - * adds block markers to JSPTranslator's block marker list for all - * elements in doc @param doc - */ - protected void addBlockMarkers(String prefix, CMDocument doc) { - if (doc.getElements().getLength() > 0) { - Iterator elements = doc.getElements().iterator(); - CMNode node = null; - while (elements.hasNext()) { - node = (CMNode) elements.next(); - if (node instanceof TLDElementDeclaration && ((TLDElementDeclaration) node).getBodycontent().equals(JSP12TLDNames.CONTENT_TAGDEPENDENT)) - getBlockMarkers().add(new BlockMarker(prefix + node.getNodeName(), null, DOMRegionContext.BLOCK_TEXT, true)); - else - getBlockMarkers().add(new BlockMarker(prefix + node.getNodeName(), null, DOMJSPRegionContexts.JSP_CONTENT, true)); - } - } - } - - /** - * If r is an attribute name region, this method will safely return the - * value for that attribute. - * - * @param r - * @param remainingRegions - * @return the value for the attribute name (r), or null if isn't one - */ - protected String getAttributeValue(ITextRegion r, Iterator remainingRegions) { - if (r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - if (remainingRegions.hasNext() && (r = (ITextRegion) remainingRegions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_EQUALS) { - if (remainingRegions.hasNext() && (r = (ITextRegion) remainingRegions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) { - return StringUtils.stripQuotes(getCurrentNode().getText(r)); - } - } - } - return null; - } - - /** - * takes an iterator of the attributes of a page directive and the - * directive itself. The iterator is used in case it can be optimized, but - * the documentRegion is still required to ensure that the values are - * extracted from the correct text. - */ - protected void translatePageDirectiveAttributes(Iterator regions, IStructuredDocumentRegion documentRegion) { - ITextRegion r = null; - String attrName, attrValue; - // iterate all attributes - while (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() != DOMJSPRegionContexts.JSP_CLOSE) { - attrName = attrValue = null; - if (r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - - attrName = documentRegion.getText(r).trim(); - if (attrName.length() > 0) { - if (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_EQUALS) { - if (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) { - - attrValue = StringUtils.strip(documentRegion.getText(r)); - } - // has equals, but no value? - } - setDirectiveAttribute(attrName, attrValue); - } - } - } - } - - /** - * sets the appropriate page/tag directive attribute - */ - protected void setDirectiveAttribute(String attrName, String attrValue) { - if (attrValue == null) - return; // uses default (if there was one) - if (attrName.equals("extends")) //$NON-NLS-1$ - { - fSuperclass = attrValue; - } - else if (attrName.equals("import")) //$NON-NLS-1$ - { - addImports(attrValue); - } - else if (attrName.equals("session")) //$NON-NLS-1$ - { - fIsInASession = "true".equalsIgnoreCase(attrValue); - } - else if (attrName.equals("buffer")) //$NON-NLS-1$ - { - // ignore for now - } - else if (attrName.equals("autoFlush")) //$NON-NLS-1$ - { - // ignore for now - } - else if (attrName.equals("isThreadSafe")) //$NON-NLS-1$ - { - // fThreadSafe = "true".equalsIgnoreCase(attrValue); //$NON-NLS-1$ - } - else if (attrName.equals("isErrorPage")) //$NON-NLS-1$ - { - fIsErrorPage = "true".equalsIgnoreCase(attrValue); - } - } - - protected void handleIncludeFile(String filename) { - if (filename != null && fProcessIncludes) { - IPath modelPath = getModelPath(); - IPath basePath = modelPath; - if (basePath != null) { - /* - * https://bugs.eclipse.org/bugs/show_bug.cgi?id=227576 - * - * The resolution of the included fragment should use the file - * containing the directive as the base reference, not always - * the main JSP being invoked. Verified behavior with Apache - * Tomcat 5.5.20. - */ - if (!getIncludes().isEmpty()) { - basePath = new Path((String) getIncludes().peek()); - } - String filePathString = FacetModuleCoreSupport.resolve(basePath, filename).toString(); - fIncludedPaths.add(filePathString); - - if (!getIncludes().contains(filePathString) && !filePathString.equals(modelPath.toString())) { - getIncludes().push(filePathString); - JSPIncludeRegionHelper helper = new JSPIncludeRegionHelper(this, true); - // Should we consider preludes on this segment? - helper.parse(filePathString); - getIncludes().pop(); - } - } - } - } - - private Stack getIncludes() { - if (fIncludes == null) - fIncludes = new Stack(); - return fIncludes; - } - - public Collection getIncludedPaths() { - return fIncludedPaths; - } - - protected void translateExpressionString(String newText, ITextRegionCollection embeddedContainer, int jspPositionStart, int jspPositionLength, boolean isIndirect) { - appendToBuffer(EXPRESSION_PREFIX, fUserCode, false, embeddedContainer); - appendToBuffer(newText, fUserCode, true, embeddedContainer, jspPositionStart, jspPositionLength, isIndirect); - appendToBuffer(EXPRESSION_SUFFIX, fUserCode, false, embeddedContainer); - } - - protected void translateExpressionString(String newText, ITextRegionCollection embeddedContainer, int jspPositionStart, int jspPositionLength, String quotetype) { - if(quotetype == null || quotetype == DOMJSPRegionContexts.XML_TAG_ATTRIBUTE_VALUE_DQUOTE ||quotetype == DOMJSPRegionContexts.XML_TAG_ATTRIBUTE_VALUE_SQUOTE ) { - translateExpressionString(newText, embeddedContainer, jspPositionStart, jspPositionLength, false); - return; - } - - //-- This is a quoted attribute. We need to unquote as per the JSP spec: JSP 2.0 page 1-36 - appendToBuffer(EXPRESSION_PREFIX, fUserCode, false, embeddedContainer); - - int length = newText.length(); - int runStart = 0; - int i = 0; - for ( ; i < length; i++) { - //-- collect a new run - char c = newText.charAt(i); - if (c == '\\') { - //-- Escaped value. Add the run, then unescape - int runLength = i-runStart; - if (runLength > 0) { - appendToBuffer(newText.substring(runStart, i), fUserCode, true, embeddedContainer, jspPositionStart, runLength, true, true); - jspPositionStart += runLength + 1; - jspPositionLength -= runLength + 1; - } - runStart = ++i; - if (i >= length) { // Escape but no data follows?! - //- error. - break; - } - c = newText.charAt(i); // The escaped character, copied verbatim - } - } - //-- Copy last-run - int runLength = i - runStart; - if (runLength > 0) - appendToBuffer(newText.substring(runStart, i), fUserCode, true, embeddedContainer, jspPositionStart, runLength, true, false); - appendToBuffer(EXPRESSION_SUFFIX, fUserCode, false, embeddedContainer); - } - - protected void translateDeclarationString(String newText, ITextRegionCollection embeddedContainer, int jspPositionStart, int jspPositionLength, boolean isIndirect) { - appendToBuffer(newText, fUserDeclarations, true, embeddedContainer, jspPositionStart, jspPositionLength, isIndirect); - appendToBuffer(ENDL, fUserDeclarations, false, embeddedContainer); - } - - /** - * used by XMLJSPRegionHelper for included JSP files - * - * @param newText - * @param embeddedContainer - * @param jspPositionStart - * @param jspPositionLength - */ - protected void translateScriptletString(String newText, ITextRegionCollection embeddedContainer, int jspPositionStart, int jspPositionLength, boolean isIndirect) { - appendToBuffer(newText, fUserCode, true, embeddedContainer, jspPositionStart, jspPositionLength, isIndirect); - } - - // the following 3 methods determine the cursor position - // <%= %> - protected void translateExpression(ITextRegionCollection region) { - String newText = getUnescapedRegionText(region, EXPRESSION); - appendToBuffer(EXPRESSION_PREFIX, fUserCode, false, region); - appendToBuffer(newText, fUserCode, true, region); - appendToBuffer(EXPRESSION_SUFFIX, fUserCode, false, region); - } - - // - // <%! %> - protected void translateDeclaration(ITextRegionCollection region) { - String newText = getUnescapedRegionText(region, DECLARATION); - appendToBuffer(newText, fUserDeclarations, true, region); - appendToBuffer(ENDL, fUserDeclarations, false, region); - } - - // - // <% %> - protected void translateScriptlet(ITextRegionCollection region) { - String newText = getUnescapedRegionText(region, SCRIPTLET); - appendToBuffer(newText, fUserCode, true, region); - } - - /** - * Append using a region, probably indirect mapping (eg. <%@page - * include=""%>) - * - * @param newText - * @param buffer - * @param addToMap - * @param jspReferenceRegion - */ - private void appendToBuffer(String newText, StringBuffer buffer, boolean addToMap, ITextRegionCollection jspReferenceRegion) { - int start = 0, length = 0; - if (jspReferenceRegion != null) { - start = jspReferenceRegion.getStartOffset(); - length = jspReferenceRegion.getLength(); - } - appendToBuffer(newText, buffer, addToMap, jspReferenceRegion, start, length, false); - } - - private void appendToBuffer(String newText, StringBuffer buffer, boolean addToMap, ITextRegionCollection jspReferenceRegion, int jspPositionStart, int jspPositionLength, boolean isIndirect) { - appendToBuffer(newText, buffer, addToMap, jspReferenceRegion, jspPositionStart, jspPositionLength, isIndirect, false); - } - - - /** - * Adds newText to the buffer passed in, and adds to translation mapping - * as specified by the addToMap flag. some special cases to consider (that - * may be affected by changes to this method): included files scriplets in - * an attribute value refactoring - * - * @param newText - * @param buffer - * @param addToMap - */ - private void appendToBuffer(String newText, StringBuffer buffer, boolean addToMap, ITextRegionCollection jspReferenceRegion, int jspPositionStart, int jspPositionLength, boolean isIndirect, boolean nonl) { - - int origNewTextLength = newText.length(); - - // nothing to append - if (jspReferenceRegion == null) - return; - - // add a newline so translation looks cleaner - if (! nonl && !newText.endsWith(ENDL)) - newText += ENDL; - - if (buffer == fUserCode) { - buffer.append(newText); - if (addToMap) { - if (isUsebeanTag(jspReferenceRegion)) { - try { - // requires special mapping - appendUseBeanToBuffer(newText, jspReferenceRegion, isIndirect); - } - catch (Exception e) { - // still working out kinks - Logger.logException(e); - } - } - else { - // all other cases - Position javaRange = new Position(fOffsetInUserCode, origNewTextLength); - Position jspRange = new Position(jspPositionStart, jspPositionLength); - - fCodeRanges.put(javaRange, jspRange); - if (isIndirect) - fIndirectRanges.put(javaRange, jspRange); - } - } - fOffsetInUserCode += newText.length(); - } - else if (buffer == fUserDeclarations) { - buffer.append(newText); - if (addToMap) { - Position javaRange = new Position(fOffsetInUserDeclarations, newText.length()); - Position jspRange = new Position(jspPositionStart, jspPositionLength); - - fDeclarationRanges.put(javaRange, jspRange); - if (isIndirect) - fIndirectRanges.put(javaRange, jspRange); - } - fOffsetInUserDeclarations += newText.length(); - } - } - - /** - * - * @param jspReferenceRegion - * @return - */ - private boolean isUsebeanTag(ITextRegionCollection jspReferenceRegion) { - ITextRegionList regions = jspReferenceRegion.getRegions(); - ITextRegion r = null; - boolean isUseBean = false; - for (int i = 0; i < regions.size(); i++) { - r = regions.get(i); - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=128490 - // length of 11 is the length of jsp:useBean - // and saves the expensive getText.equals call - if (r.getType() == DOMRegionContext.XML_TAG_NAME) { - if (r.getTextLength() == 11 && jspReferenceRegion.getText(r).equals("jsp:useBean")) { //$NON-NLS-1$ - isUseBean = true; - } - // break no matter what if you hit tagname - break; - } - } - return isUseBean; - } - - /** - * @param importName - * should be just the package plus the type eg. java.util.List - * or java.util.* - * @param jspReferenceRegion - * should be the <%@ page import = "java.util.List"%> region - * @param addToMap - */ - private void appendImportToBuffer(String importName, ITextRegionCollection jspReferenceRegion, boolean addToMap) { - String javaImportString = "import " + importName + ";" + ENDL; //$NON-NLS-1$ //$NON-NLS-2$ - fUserImports.append(javaImportString); - if (addToMap) { - addImportToMap(importName, jspReferenceRegion); - } - fOffsetInUserImports += javaImportString.length(); - } - - /** - * new text can be something like: "import java.lang.Object;\n" - * - * but the reference region could have been something like: <%@page - * import="java.lang.Object, java.io.*, java.util.List"%> - * - * so the exact mapping has to be calculated carefully. - * - * isIndirect means that the import came from an included file (if true) - * - * @param importName - * @param jspReferenceRegion - */ - private void addImportToMap(String importName, ITextRegionCollection jspReferenceRegion) { - - // massage text - // String jspText = importName.substring(importName.indexOf("import ") - // + 7, importName.indexOf(';')); - // String jspText = importName.trim(); - - // these positions will be updated below - Position javaRange = new Position(fOffsetInUserImports + 7, 1); - Position jspRange = new Position(jspReferenceRegion.getStart(), jspReferenceRegion.getLength()); - - // calculate JSP range by finding "import" attribute - ITextRegionList regions = jspReferenceRegion.getRegions(); - int size = regions.size(); - - int start = -1; - int length = -1; - - ITextRegion r = null; - for (int i = 0; i < size; i++) { - r = regions.get(i); - if (r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME) - if (jspReferenceRegion.getText(r).trim().equals("import")) { //$NON-NLS-1$ - // get the attr value region - if (size > i + 2) { - r = regions.get(i + 2); - if (r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) { - - String jspImportText = jspReferenceRegion.getText(r); - - // the position in question (in the JSP) is what - // is bracketed below - // includes whitespace - // <%@page import="java.lang.Object,[ java.io.* ], - // java.util.List"%> - - // in the java file - // import [ java.io.* ]; - - start = jspImportText.indexOf(importName); - length = importName.length(); - - // safety, don't add to map if bad positioning - if (start == -1 || length < 1) - break; - - // update jsp range - jspRange.setOffset(jspReferenceRegion.getStartOffset(r) + start); - jspRange.setLength(length); - - // update java range - javaRange.setLength(length); - - break; - } - } - } - } - - // safety for bad ranges - if (start != -1 && length > 1) { - // put ranges in java -> jsp range map - fImportRanges.put(javaRange, jspRange); - } - } - - /** - * temp fix for 282295 until better mapping is in place - * - * @param newText - * @param jspReferenceRegion - */ - private void appendUseBeanToBuffer(String newText, ITextRegionCollection jspReferenceRegion, boolean isIndirect) throws Exception { - // java string looks like this (tokenized) - // Type id = new Classname();\n - // 0 1 2 3 4 - // or - // Type id = null;\n // if there is no classname - // 0 1 2 3 - - // ---------------------- - // calculate java ranges - // ---------------------- - StringTokenizer st = new StringTokenizer(newText, " ", false); //$NON-NLS-1$ - int i = 0; - String[] parsedJava = new String[st.countTokens()]; - while (st.hasMoreTokens()) - parsedJava[i++] = st.nextToken(); - - String type = parsedJava[0] != null ? parsedJava[0] : ""; //$NON-NLS-1$ - String id = parsedJava[1] != null ? parsedJava[1] : ""; //$NON-NLS-1$ - String className = parsedJava.length > 4 ? parsedJava[4] : ""; //$NON-NLS-1$ - - Position javaTypeRange = new Position(fOffsetInUserCode, type.length()); - Position javaIdRange = new Position(fOffsetInUserCode + type.length() + 1, id.length()); - Position javaClassRange = new Position(fOffsetInUserCode + type.length() + 1 + id.length() + 7, 0); - /* - * https://bugs.eclipse.org/bugs/show_bug.cgi?id=212242 - Check for - * the existence of '(' first. - */ - int parenPos = -1; - if (className.length() >= 4 && (parenPos = className.indexOf('(')) >= 0) { - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=86132 - int classNameLength = className.substring(0, parenPos).length(); - javaClassRange = new Position(fOffsetInUserCode + type.length() + 1 + id.length() + 7, classNameLength); - } - - // --------------------- - // calculate jsp ranges - // --------------------- - ITextRegionList regions = jspReferenceRegion.getRegions(); - ITextRegion r = null; - String attrName = "", attrValue = ""; //$NON-NLS-1$ //$NON-NLS-2$ - int quoteOffset = 0; - Position jspTypeRange = null; - Position jspIdRange = null; - Position jspClassRange = null; - - for (int j = 0; j < regions.size(); j++) { - r = regions.get(j); - if (r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME) { - attrName = jspReferenceRegion.getText(r); - if (regions.size() > j + 2 && regions.get(j + 2).getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) { - // get attr value - r = regions.get(j + 2); - attrValue = jspReferenceRegion.getText(r); - - // may have quotes - quoteOffset = (attrValue.startsWith("\"") || attrValue.startsWith("'")) ? 1 : 0; //$NON-NLS-1$ //$NON-NLS-2$ - - if (attrName.equals("type")) //$NON-NLS-1$ - jspTypeRange = new Position(jspReferenceRegion.getStartOffset(r) + quoteOffset, StringUtils.stripQuotesLeaveInsideSpace(attrValue).length()); - else if (attrName.equals("id")) //$NON-NLS-1$ - jspIdRange = new Position(jspReferenceRegion.getStartOffset(r) + quoteOffset, StringUtils.stripQuotesLeaveInsideSpace(attrValue).length()); - else if (attrName.equals("class")) //$NON-NLS-1$ - jspClassRange = new Position(jspReferenceRegion.getStartOffset(r) + quoteOffset, StringUtils.stripQuotesLeaveInsideSpace(attrValue).length()); - } - } - } - - // put ranges in java -> jsp range map - if (!type.equals("") && jspTypeRange != null) { //$NON-NLS-1$ - fCodeRanges.put(javaTypeRange, jspTypeRange); - // note: don't update offsets for this map when result is built - // they'll be updated when code ranges offsets are updated - fUseBeanRanges.put(javaTypeRange, jspTypeRange); - if (isIndirect) - fIndirectRanges.put(javaTypeRange, jspTypeRange); - } - if (!id.equals("") && jspIdRange != null) { //$NON-NLS-1$ - fCodeRanges.put(javaIdRange, jspIdRange); - // note: don't update offsets for this map when result is built - // they'll be updated when code ranges offsets are updated - fUseBeanRanges.put(javaIdRange, jspTypeRange); - if (isIndirect) - fIndirectRanges.put(javaIdRange, jspTypeRange); - } - if (!className.equals("") && jspClassRange != null) { //$NON-NLS-1$ - fCodeRanges.put(javaClassRange, jspClassRange); - // note: don't update offsets for this map when result is built - // they'll be updated when code ranges offsets are updated - fUseBeanRanges.put(javaClassRange, jspTypeRange); - if (isIndirect) - fIndirectRanges.put(javaClassRange, jspTypeRange); - } - } - - /** - * Set the buffer to the current JSPType: STANDARD_JSP, EMBEDDED_JSP, - * DECLARATION, EXPRESSION, SCRIPTLET (for keepting track of cursor - * position when the final document is built) - * - * @param JSPType - * the JSP type that the cursor is in - */ - protected void setCursorOwner(int JSPType) { - switch (JSPType) { - case DECLARATION : - setCursorOwner(fUserDeclarations); - break; - case EXPRESSION : - case SCRIPTLET : - setCursorOwner(fUserCode); - break; - default : - setCursorOwner(fUserCode); - } - } - - /** - * this piece of code iterates through fCurrentNodes and clumps them - * together in a big text string - unescaping characters if they are not - * CDATA - simply appending if they are CDATA it stops iteration when it - * hits a node that is an XML_TAG_NAME (which should be the region closing - * tag) - */ - protected String getUnescapedRegionText(ITextRegionCollection stRegion, int JSPType) { - StringBuffer buffer = new StringBuffer(); - int start = stRegion.getStartOffset(); - int end = stRegion.getEndOffset(); - // adjustment necessary for embedded region containers - if (stRegion instanceof ITextRegionContainer && stRegion.getType() == DOMRegionContext.BLOCK_TEXT) { - if (stRegion.getRegions() != null && stRegion.getRegions().size() > 1) { - ITextRegion jspContent = stRegion.getRegions().get(1); // should - // be - // jspContent - // region - start = stRegion.getStartOffset(jspContent); - end = stRegion.getEndOffset(jspContent); - } - } - int CDATAOffset = 0; // number of characters lost in conversion - int bufferSize = 0; - if (stRegion.getType() == DOMJSPRegionContexts.JSP_CONTENT || stRegion.getType() == DOMRegionContext.BLOCK_TEXT // need - // this - // for - // embedded - // JSP - // regions - || stRegion.getType() == DOMRegionContext.XML_TAG_NAME) // need - // this - // in - // case - // there's - // no - // region... - { - fInCodeRegion = (start <= fSourcePosition && fSourcePosition <= end); - if (fInCodeRegion) { - setCursorOwner(JSPType); - setRelativeOffset((fSourcePosition - start) + getCursorOwner().length()); - if (JSPType == EXPRESSION) { - // if an expression, add then length of the enclosing - // paren.. - setCursorInExpression(true); - setRelativeOffset(getRelativeOffset() + EXPRESSION_PREFIX.length()); - } - } - ITextRegion jspContent = null; - if (stRegion.getRegions() != null && stRegion.getRegions().size() > 1) - jspContent = stRegion.getRegions().get(1); - return (jspContent != null) ? stRegion.getFullText(jspContent) : stRegion.getFullText(); // don't - // unescape - // if - // it's - // not - // an - // XMLJSP - // tag - } - else if (stRegion.getType() == DOMJSPRegionContexts.JSP_CLOSE) { - // need to determine cursor owner so that the fCurosorPosition - // will be - // correct even if there is no region after the cursor in the JSP - // file - setCursorOwner(JSPType); - } - // iterate XMLCONTENT and CDATA regions - // loop fCurrentNode until you hit </jsp:scriptlet> (or other closing - // tag name) - while (getCurrentNode() != null && getCurrentNode().getType() != DOMRegionContext.XML_TAG_NAME && getCurrentNode().getType() != DOMJSPRegionContexts.JSP_CLOSE) // need to stop on the ending tag name... - { - start = getCurrentNode().getStartOffset(); - end = getCurrentNode().getEndOffset(); - bufferSize = buffer.length(); - CDATAOffset = unescapeRegion(getCurrentNode(), buffer); - fInCodeRegion = (start <= fSourcePosition && fSourcePosition <= end); - if (fInCodeRegion) { - setCursorOwner(JSPType); - // this offset is sort of complicated... - // it's composed of: - // 1. the length of the start of the current region up till - // where the cursor is - // 2. minus the number of characters lost in CDATA translation - // 3. plus the length of the escaped buffer before the current - // region, but - // is still within the jsp tag - setRelativeOffset((fSourcePosition - getCurrentNode().getStartOffset()) + getCursorOwner().length() - CDATAOffset + bufferSize); - if (JSPType == EXPRESSION) { - setCursorInExpression(true); - // if an expression, add then length of the enclosing - // paren.. - setRelativeOffset(getRelativeOffset() + EXPRESSION_PREFIX.length()); - } - } - if (getCurrentNode() != null) - advanceNextNode(); - } - return buffer.toString(); - } - - /** - * @param r - * the region to be unescaped (XMLContent, XML ENTITY - * REFERENCE, or CDATA) - * @param sb - * the stringbuffer to append the text to - * @return the number of characters removed in unescaping this text - */ - protected int unescapeRegion(ITextRegion r, StringBuffer sb) { - String s = ""; //$NON-NLS-1$ - int lengthBefore = 0, lengthAfter = 0, cdata_tags_length = 0; - if (r != null && (r.getType() == DOMRegionContext.XML_CONTENT || r.getType() == DOMRegionContext.XML_ENTITY_REFERENCE)) { - lengthBefore = (getCurrentNode() != r) ? getCurrentNode().getFullText(r).length() : getCurrentNode().getFullText().length(); - s = EscapedTextUtil.getUnescapedText(getCurrentNode(), r); - lengthAfter = s.length(); - sb.append(s); - } - else if (r != null && r.getType() == DOMRegionContext.XML_CDATA_TEXT) { - if (r instanceof ITextRegionContainer) // only interested in - // contents - { - // navigate to next region container (which should be a JSP - // region) - Iterator it = ((ITextRegionContainer) r).getRegions().iterator(); - ITextRegion temp = null; - while (it.hasNext()) { - temp = (ITextRegion) it.next(); - if (temp instanceof ITextRegionContainer || temp.getType() == DOMRegionContext.XML_CDATA_TEXT) { - sb.append(getCurrentNode().getFullText(temp)); - } - else if (temp.getType() == DOMRegionContext.XML_CDATA_OPEN || temp.getType() == DOMRegionContext.XML_CDATA_CLOSE) { - cdata_tags_length += temp.getLength(); - } - } - } - } - return (lengthBefore - lengthAfter + cdata_tags_length); - } - - // - // <jsp:useBean> - protected void translateUseBean(ITextRegionCollection container) { - ITextRegion r = null; - String attrName = null; - String attrValue = null; - String id = null; - ITextRegion idRegion = null; - String type = null; - ITextRegion typeRegion = null; - String className = null; - ITextRegion classnameRegion = null; - String beanName = null; - ITextRegion beanNameRegion = null; - - if (DOMRegionContext.XML_END_TAG_OPEN.equals(container.getFirstRegion().getType())) { - if (!fUseBeansStack.isEmpty()) { - fUseBeansStack.pop(); - appendToBuffer("}", fUserCode, false, fCurrentNode); //$NON-NLS-1$ - } - else { - // no useBean start tag being remembered - ITextRegionCollection extraEndRegion = (ITextRegionCollection) fUseBeansStack.pop(); - IJSPProblem missingStartTag = createJSPProblem(IJSPProblem.UseBeanStartTagMissing, IJSPProblem.F_PROBLEM_ID_LITERAL, "", extraEndRegion.getStartOffset(), extraEndRegion.getEndOffset()); - fTranslationProblems.add(missingStartTag); - } - return; - } - - Iterator regions = container.getRegions().iterator(); - while (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && (r.getType() != DOMRegionContext.XML_TAG_CLOSE || r.getType() != DOMRegionContext.XML_EMPTY_TAG_CLOSE)) { - attrName = attrValue = null; - if (r.getType().equals(DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)) { - attrName = container.getText(r).trim(); - if (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_EQUALS) { - if (regions.hasNext() && (r = (ITextRegion) regions.next()) != null && r.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) { - attrValue = StringUtils.stripQuotes(container.getText(r)); - } - // has equals, but no value? - } - // an attribute with no equals? - } - // (pa) might need different logic here if we wanna support more - if (attrName != null && attrValue != null) { - if (attrName.equals("id")) {//$NON-NLS-1$ - id = attrValue; - idRegion = r; - } - else if (attrName.equals("class")) {//$NON-NLS-1$ - className = attrValue; - classnameRegion = r; - } - else if (attrName.equals("type")) {//$NON-NLS-1$ - type = attrValue; - typeRegion = r; - } - else if (attrName.equals("beanName")) { //$NON-NLS-1$ - beanName = attrValue; - beanNameRegion = r; - } - } - } - - if (id != null) { - // The id is not a valid Java identifier - if (!isValidJavaIdentifier(id) && idRegion != null) { - Object problem = createJSPProblem(IJSPProblem.UseBeanInvalidID, IProblem.ParsingErrorInvalidToken, MessageFormat.format(JSPCoreMessages.JSPTranslator_0, new String[]{id}), container.getStartOffset(idRegion), container.getTextEndOffset(idRegion) - 1); - fTranslationProblems.add(problem); - } - // No Type information is provided - if (((type == null && className == null) || (type == null && beanName != null)) && idRegion != null) { - Object problem = createJSPProblem(IJSPProblem.UseBeanMissingTypeInfo, IProblem.UndefinedType, NLS.bind(JSPCoreMessages.JSPTranslator_3, new String[]{id}), container.getStartOffset(idRegion), container.getTextEndOffset(idRegion) - 1); - fTranslationProblems.add(problem); - } - // Cannot specify both a class and a beanName - if (className != null && beanName != null && beanNameRegion != null) { - ITextRegion nameRegion = container.getRegions().get(1); - Object problem = createJSPProblem(IJSPProblem.UseBeanAmbiguousType, IProblem.AmbiguousType, JSPCoreMessages.JSPTranslator_2, container.getStartOffset(nameRegion), container.getTextEndOffset(nameRegion) - 1); - fTranslationProblems.add(problem); - } - /* - * Only have a class or a beanName at this point, and potentially - * a type has id w/ type and/or classname/beanName - */ - // Type id = new Classname/Beanname(); - // or - // Type id = null; // if there is no classname or beanname - if ((type != null || className != null)) { - if (type == null) { - type = className; - typeRegion = classnameRegion; - } - - /* Now check the types (multiple of generics may be involved) */ - List errorTypeNames = new ArrayList(2); - if (!isTypeFound(type, errorTypeNames)) { - for (int i = 0; i < errorTypeNames.size(); i++) { - Object problem = createJSPProblem(IJSPProblem.F_PROBLEM_ID_LITERAL, IProblem.UndefinedType, MessageFormat.format(JSPCoreMessages.JSPTranslator_1, new String[]{errorTypeNames.get(i).toString()}), container.getStartOffset(typeRegion), container.getTextEndOffset(typeRegion) - 1); - fTranslationProblems.add(problem); - } - } - else { - String prefix = type + " " + id + " = "; //$NON-NLS-1$ //$NON-NLS-2$ - String suffix = "null;" + ENDL; //$NON-NLS-1$ - if (className != null) - suffix = "new " + className + "();" + ENDL; //$NON-NLS-1$ //$NON-NLS-2$ - else if (beanName != null) - suffix = "(" + type + ") java.beans.Beans.instantiate(getClass().getClassLoader(), \"" + beanName + "\");" + ENDL; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ - appendToBuffer(prefix + suffix, fUserCode, true, fCurrentNode); - } - } - } - /* - * Add a brace and remember the start tag regardless of whether a - * variable was correctly created - */ - if (!DOMRegionContext.XML_EMPTY_TAG_CLOSE.equals(container.getLastRegion().getType())) { - fUseBeansStack.push(container); - appendToBuffer("{", fUserCode, false, fCurrentNode); //$NON-NLS-1$ - } - } - - /** - * @param type - * @return - */ - private boolean isTypeFound(String rawTypeValue, List errorTypeNames) { - IFile file = getFile(); - if(file == null) - return true; - - IProject project = file.getProject(); - IJavaProject p = JavaCore.create(project); - if (p.exists()) { - String types[] = new String[3]; - if (rawTypeValue.indexOf('<') > 0) { - // JSR 14 : Generics are being used, parse them out - try { - StringTokenizer toker = new StringTokenizer(rawTypeValue); - // generic - types[0] = toker.nextToken("<"); //$NON-NLS-1$ - // type 1 or key - types[1] = toker.nextToken(",>"); //$NON-NLS-1$ - // type 2 or value - types[2] = toker.nextToken(",>"); //$NON-NLS-1$ - } - catch (NoSuchElementException e) { - // StringTokenizer failure with unsupported syntax - } - } - else { - types[0] = rawTypeValue; - } - - for (int i = 0; i < types.length; i++) { - if (types[i] != null) { - // remove any array suffixes - if (types[i].indexOf('[') > 0) { - types[i] = types[i].substring(0, types[i].indexOf('[')); //$NON-NLS-1$ - } - // remove any "extends" prefixes (JSR 14) - if (types[i].indexOf("extends") > 0) { - types[i] = StringUtils.strip(types[i].substring(types[i].indexOf("extends"))); //$NON-NLS-1$ - } - - addNameToListIfTypeNotFound(p, types[i], errorTypeNames); - } - } - } - return errorTypeNames.isEmpty(); - } - - private void addNameToListIfTypeNotFound(IJavaProject p, String typeName, List collectedNamesNotFound) { - try { - if (typeName != null) { - IType type = p.findType(typeName); - if (type == null || !type.exists()) { - collectedNamesNotFound.add(typeName); - } - else { - IResource typeResource = type.getResource(); - if(typeResource != null) { - - } - } - } - } - catch (JavaModelException e) { - // Not a Java Project - } - } - - private boolean isValidJavaIdentifier(String id) { - char[] idChars = id.toCharArray(); - if (idChars.length < 1) - return false; - boolean isValid = Character.isJavaIdentifierStart(idChars[0]); - for (int i = 1; i < idChars.length; i++) { - isValid = isValid && Character.isJavaIdentifierPart(idChars[i]); - } - return isValid; - } - - final public int getCursorPosition() { - return fCursorPosition; - } - - protected boolean isCursorInExpression() { - return fCursorInExpression; - } - - protected void setCursorInExpression(boolean in) { - fCursorInExpression = in; - } - - final public void setSourceCursor(int i) { - fSourcePosition = i; - } - - final public int getSourcePosition() { - return fSourcePosition; - } - - final public TLDCMDocumentManager getTLDCMDocumentManager() { - return TaglibController.getTLDCMDocumentManager(fStructuredDocument); - } - - final public void setRelativeOffset(int relativeOffset) { - this.fRelativeOffset = relativeOffset; - } - - final public int getRelativeOffset() { - return fRelativeOffset; - } - - private void setCursorOwner(StringBuffer cursorOwner) { - this.fCursorOwner = cursorOwner; - } - - final public StringBuffer getCursorOwner() { - return fCursorOwner; - } - - private IStructuredDocumentRegion setCurrentNode(IStructuredDocumentRegion currentNode) { - return this.fCurrentNode = currentNode; - } - - final public IStructuredDocumentRegion getCurrentNode() { - return fCurrentNode; - } - - public ArrayList getELProblems() { - return fELProblems; - } - - public IStructuredDocument getStructuredDocument() { - return fStructuredDocument; - } - - private IPath getModelPath() { - IPath path = null; - IStructuredModel sModel = StructuredModelManager.getModelManager().getExistingModelForRead(getStructuredDocument()); - try { - if (sModel != null) - path = new Path(sModel.getBaseLocation()); - } - finally { - if (sModel != null) - sModel.releaseFromRead(); - } - return path; - } - - private void translateCodas() { - fProcessIncludes = false; - IPath modelpath = getModelPath(); - if (modelpath != null) { - PropertyGroup[] propertyGroups = DeploymentDescriptorPropertyCache.getInstance().getPropertyGroups(modelpath); - for (int j = 0; j < propertyGroups.length; j++) { - IPath[] codas = propertyGroups[j].getIncludeCoda(); - for (int i = 0; i < codas.length; i++) { - if (!getIncludes().contains(codas[i].toString()) && !codas[i].equals(modelpath)) { - getIncludes().push(codas[i]); - JSPIncludeRegionHelper helper = new JSPIncludeRegionHelper(this, true); - helper.parse(codas[i].toString()); - getIncludes().pop(); - } - } - } - } - fProcessIncludes = true; - } - - private void translatePreludes() { - fProcessIncludes = false; - IPath modelpath = getModelPath(); - if (modelpath != null) { - PropertyGroup[] propertyGroups = DeploymentDescriptorPropertyCache.getInstance().getPropertyGroups(modelpath); - for (int j = 0; j < propertyGroups.length; j++) { - IPath[] preludes = propertyGroups[j].getIncludePrelude(); - for (int i = 0; i < preludes.length; i++) { - if (!getIncludes().contains(preludes[i].toString()) && !preludes[i].equals(modelpath)) { - getIncludes().push(preludes[i]); - JSPIncludeRegionHelper helper = new JSPIncludeRegionHelper(this, true); - helper.parse(preludes[i].toString()); - getIncludes().pop(); - } - } - } - } - fProcessIncludes = true; - } -} |