diff options
Diffstat (limited to 'bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/search/JSPSearchDocument.java')
| -rw-r--r-- | bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/search/JSPSearchDocument.java | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/search/JSPSearchDocument.java b/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/search/JSPSearchDocument.java deleted file mode 100644 index 78332d11ff..0000000000 --- a/bundles/org.eclipse.jst.jsp.core/src/org/eclipse/jst/jsp/core/internal/java/search/JSPSearchDocument.java +++ /dev/null @@ -1,257 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2007 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 - *******************************************************************************/ -package org.eclipse.jst.jsp.core.internal.java.search; - -import java.io.IOException; -import java.util.HashMap; -import java.util.Iterator; - -import org.eclipse.core.resources.IFile; -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.IPath; -import org.eclipse.core.runtime.NullProgressMonitor; -import org.eclipse.core.runtime.Path; -import org.eclipse.jdt.core.search.SearchParticipant; -import org.eclipse.jface.text.Position; -import org.eclipse.jst.jsp.core.internal.Logger; -import org.eclipse.jst.jsp.core.internal.java.IJSPTranslation; -import org.eclipse.jst.jsp.core.internal.java.JSPTranslation; -import org.eclipse.jst.jsp.core.internal.java.JSPTranslationAdapter; -import org.eclipse.jst.jsp.core.internal.java.JSPTranslationExtension; -import org.eclipse.jst.jsp.core.internal.modelhandler.ModelHandlerForJSP; -import org.eclipse.wst.sse.core.StructuredModelManager; -import org.eclipse.wst.sse.core.internal.exceptions.UnsupportedCharsetExceptionWithDetail; -import org.eclipse.wst.sse.core.internal.provisional.IModelManager; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel; - - -/** - * Created with a .jsp file, but should appear to be a .java file for indexing - * and searching purposes. There are purposely few fields in this class, and - * those fields are lightweight since it's possible for many JSP search - * documents to exist in memory at one time (eg. after importing a project - * with a large number of JSP files) - * - * @author pavery - */ -public class JSPSearchDocument { - - private String UNKNOWN_PATH = "**path unknown**"; //$NON-NLS-1$ - private String fJSPPathString = UNKNOWN_PATH; - private String fCUPath = UNKNOWN_PATH; - private SearchParticipant fParticipant = null; - private long fLastModifiedStamp; - private char[] fCachedCharContents; - - /** - * @param file - * @param participant - * @throws CoreException - */ - public JSPSearchDocument(String filePath, SearchParticipant participant) { - - this.fJSPPathString = filePath; - this.fParticipant = participant; - } - - public SearchParticipant getParticipant() { - return this.fParticipant; - } - - /** - * @see org.eclipse.jdt.core.search.SearchDocument#getCharContents() - */ - public char[] getCharContents() { - - if(fCachedCharContents == null || isDirty()) { - JSPTranslation trans = getJSPTranslation(); - fCachedCharContents = trans != null ? trans.getJavaText().toCharArray() : new char[0]; - fCUPath = trans.getJavaPath(); - } - return fCachedCharContents; - } - - public String getJavaText() { - return new String(getCharContents()); - } - - private IModelManager getModelManager() { - return StructuredModelManager.getModelManager(); - } - - /** - * It's not recommended for clients to hold on to this JSPTranslation - * since it's kind of large. If possible, hold on to the - * JSPSearchDocument, which is more of a lightweight proxy. - * - * @return the JSPTranslation for the jsp file, or null if it's an - * unsupported file. - */ - public final JSPTranslationExtension getJSPTranslation() { - JSPTranslationExtension translation = null; - IFile jspFile = getFile(); - if (!JSPSearchSupport.isJsp(jspFile)) - return translation; - - IStructuredModel model = null; - try { - // get existing model for read, then get document from it - IModelManager modelManager = getModelManager(); - if (modelManager != null) { - jspFile.refreshLocal(IResource.DEPTH_ZERO, new NullProgressMonitor()); - model = modelManager.getModelForRead(jspFile); - } - // handle unsupported - if (model instanceof IDOMModel) { - IDOMModel xmlModel = (IDOMModel)model; - setupAdapterFactory(xmlModel); - IDOMDocument doc = xmlModel.getDocument(); - JSPTranslationAdapter adapter = (JSPTranslationAdapter) doc.getAdapterFor(IJSPTranslation.class); - translation = adapter.getJSPTranslation(); - } - } - catch (IOException e) { - Logger.logException(e); - } - catch (CoreException e) { - Logger.logException(e); - } - catch (UnsupportedCharsetExceptionWithDetail e) { - // no need to log this. Just consider it an invalid file for our - // purposes. - // Logger.logException(e); - } - finally { - if (model != null) - model.releaseFromRead(); - } - return translation; - } - - /** - * add the factory for JSPTranslationAdapter here - * - * @param sm - */ - private void setupAdapterFactory(IStructuredModel sm) { - ModelHandlerForJSP.ensureTranslationAdapterFactory(sm); - } - - /** - * the path to the Java compilation unit - * - * @see org.eclipse.jdt.core.search.SearchDocument#getPath() - */ - public String getPath() { - // caching the path since it's expensive to get translation - // important that isDirty() check is second to cache modification stamp - if(this.fCUPath == null || isDirty() || this.fCUPath == UNKNOWN_PATH) { - JSPTranslation trans = getJSPTranslation(); - if(trans != null) { - this.fCUPath = trans.getJavaPath(); - // save since it's expensive to calculate again later - fCachedCharContents = trans.getJavaText().toCharArray(); - } - } - return fCUPath != null ? fCUPath : UNKNOWN_PATH; - } - - public int getJspOffset(int javaOffset) { - // copied from JSPTranslation - int result = -1; - int offsetInRange = 0; - Position jspPos, javaPos = null; - JSPTranslation trans = getJSPTranslation(); - if (trans != null) { - HashMap java2jspMap = trans.getJava2JspMap(); - - // iterate all mapped java ranges - Iterator it = java2jspMap.keySet().iterator(); - while (it.hasNext()) { - javaPos = (Position) it.next(); - // need to count the last position as included - if (!javaPos.includes(javaOffset) && !(javaPos.offset + javaPos.length == javaOffset)) - continue; - - offsetInRange = javaOffset - javaPos.offset; - jspPos = (Position) java2jspMap.get(javaPos); - - if (jspPos != null) - result = jspPos.offset + offsetInRange; - else { - Logger.log(Logger.ERROR, "jspPosition was null!" + javaOffset); //$NON-NLS-1$ - } - break; - } - } - return result; - } - - public IFile getFile() { - IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot(); - IPath jspPath = new Path(this.fJSPPathString); - IFile jspFile = root.getFile(jspPath); - if (!jspFile.exists()) { - // possibly outside workspace - jspFile = root.getFileForLocation(jspPath); - } - return jspFile; - } - - - private boolean isDirty() { - boolean modified = false; - IFile f = getFile(); - if(f != null) { - long currentStamp = f.getModificationStamp(); - if(currentStamp != fLastModifiedStamp) - modified = true; - fLastModifiedStamp = currentStamp; - } - return modified; - } - - public void release() { - // nothing to do now since JSPTranslation is created on the fly - } - - /** - * for debugging - */ - public String toString() { - return "[JSPSearchDocument:" + this.fJSPPathString + "]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.jdt.core.search.SearchDocument#getEncoding() - */ - public String getEncoding() { - // TODO Auto-generated method stub - return null; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.jdt.core.search.SearchDocument#getByteContents() - */ - public byte[] getByteContents() { - // TODO Auto-generated method stub - return null; - } -} |