diff options
Diffstat (limited to 'bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/hyperlink/TaglibHyperlinkDetector.java')
| -rw-r--r-- | bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/hyperlink/TaglibHyperlinkDetector.java | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/hyperlink/TaglibHyperlinkDetector.java b/bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/hyperlink/TaglibHyperlinkDetector.java deleted file mode 100644 index 3422b2ddef..0000000000 --- a/bundles/org.eclipse.jst.jsp.ui/src/org/eclipse/jst/jsp/ui/internal/hyperlink/TaglibHyperlinkDetector.java +++ /dev/null @@ -1,230 +0,0 @@ -package org.eclipse.jst.jsp.ui.internal.hyperlink; - -import java.io.File; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.ResourcesPlugin; -import org.eclipse.core.runtime.Path; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.IRegion; -import org.eclipse.jface.text.ITextViewer; -import org.eclipse.jface.text.ITypedRegion; -import org.eclipse.jface.text.Region; -import org.eclipse.jface.text.TextUtilities; -import org.eclipse.jface.text.hyperlink.IHyperlink; -import org.eclipse.jface.text.hyperlink.IHyperlinkDetector; -import org.eclipse.jface.text.hyperlink.URLHyperlink; -import org.eclipse.jst.jsp.core.internal.provisional.JSP11Namespace; -import org.eclipse.jst.jsp.core.internal.provisional.text.IJSPPartitionTypes; -import org.eclipse.jst.jsp.core.taglib.ITLDRecord; -import org.eclipse.jst.jsp.core.taglib.ITaglibRecord; -import org.eclipse.jst.jsp.core.taglib.TaglibIndex; -import org.eclipse.jst.jsp.ui.internal.Logger; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; -import org.eclipse.wst.sse.core.internal.provisional.StructuredModelManager; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredPartitioning; -import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; -import org.eclipse.wst.sse.core.internal.util.StringUtils; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMAttr; -import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode; -import org.w3c.dom.Attr; -import org.w3c.dom.Element; -import org.w3c.dom.Node; - -/** - * Detects hyperlinks for taglibs. - */ -public class TaglibHyperlinkDetector implements IHyperlinkDetector { - private final String HTTP_PROTOCOL = "http://";//$NON-NLS-1$ - - public IHyperlink[] detectHyperlinks(ITextViewer textViewer, IRegion region, boolean canShowMultipleHyperlinks) { - IHyperlink hyperlink = null; - - if (textViewer != null && region != null) { - IDocument doc = textViewer.getDocument(); - if (doc != null) { - try { - // check if jsp tag/directive first - ITypedRegion partition = TextUtilities.getPartition(doc, IStructuredPartitioning.DEFAULT_STRUCTURED_PARTITIONING, region.getOffset(), false); - if (partition != null && partition.getType() == IJSPPartitionTypes.JSP_DIRECTIVE) { - // check if jsp taglib directive - Node currentNode = getCurrentNode(doc, region.getOffset()); - if (currentNode != null && currentNode.getNodeType() == Node.ELEMENT_NODE && JSP11Namespace.ElementName.DIRECTIVE_TAGLIB.equalsIgnoreCase(currentNode.getNodeName())) { - // get the uri attribute - Attr taglibNode = ((Element) currentNode).getAttributeNode(JSP11Namespace.ATTR_NAME_URI); - ITaglibRecord reference = TaglibIndex.resolve(getBaseLocationForTaglib(doc), taglibNode.getValue(), false); - if (reference != null) { - // handle taglibs - switch (reference.getRecordType()) { - case (ITaglibRecord.TLD) : { - ITLDRecord record = (ITLDRecord) reference; - String uriString = record.getPath().toString(); - IRegion hyperlinkRegion = getHyperlinkRegion(taglibNode); - hyperlink = createHyperlink(uriString, hyperlinkRegion, doc, taglibNode); - } - break; - case (ITaglibRecord.JAR) : - case (ITaglibRecord.URL) : { - IRegion hyperlinkRegion = getHyperlinkRegion(taglibNode); - hyperlink = new TaglibJarUriHyperlink(hyperlinkRegion, reference); - } - } - } - } - } - } - catch (BadLocationException e) { - Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e); - } - } - } - if (hyperlink != null) - return new IHyperlink[]{hyperlink}; - return null; - } - - /** - * Get the base location from the current model (if within workspace, - * location is relative to workspace, otherwise, file system path) - */ - private String getBaseLocationForTaglib(IDocument document) { - String baseLoc = null; - - // get the base location from the current model - IStructuredModel sModel = null; - try { - sModel = StructuredModelManager.getModelManager().getExistingModelForRead(document); - if (sModel != null) { - baseLoc = sModel.getBaseLocation(); - } - } - finally { - if (sModel != null) { - sModel.releaseFromRead(); - } - } - return baseLoc; - } - - // the below methods were copied from URIHyperlinkDetector - - private IRegion getHyperlinkRegion(Node node) { - IRegion hyperRegion = null; - - if (node != null) { - short nodeType = node.getNodeType(); - if (nodeType == Node.DOCUMENT_TYPE_NODE) { - // handle doc type node - IDOMNode docNode = (IDOMNode) node; - hyperRegion = new Region(docNode.getStartOffset(), docNode.getEndOffset() - docNode.getStartOffset()); - } - else if (nodeType == Node.ATTRIBUTE_NODE) { - // handle attribute nodes - IDOMAttr att = (IDOMAttr) node; - // do not include quotes in attribute value region - int regOffset = att.getValueRegionStartOffset(); - ITextRegion valueRegion = att.getValueRegion(); - if (valueRegion != null) { - int regLength = valueRegion.getTextLength(); - String attValue = att.getValueRegionText(); - if (StringUtils.isQuoted(attValue)) { - regOffset = ++regOffset; - regLength = regLength - 2; - } - hyperRegion = new Region(regOffset, regLength); - } - } - } - return hyperRegion; - } - - /** - * Returns an IFile from the given uri if possible, null if cannot find - * file from uri. - * - * @param fileString - * file system or workspace-relative path - * @return returns IFile if fileString exists in the workspace - */ - private IFile getFile(String fileString) { - IFile file = null; - - if (fileString != null) { - IFile[] files = ResourcesPlugin.getWorkspace().getRoot().findFilesForLocation(new Path(fileString)); - for (int i = 0; i < files.length && file == null; i++) - if (files[i].exists()) - file = files[i]; - } - if (file == null) { - file = ResourcesPlugin.getWorkspace().getRoot().getFile(new Path(fileString)); - } - - return file; - } - - /** - * Create the appropriate hyperlink - * - * @param uriString - * @param hyperlinkRegion - * @return IHyperlink - */ - private IHyperlink createHyperlink(String uriString, IRegion hyperlinkRegion, IDocument document, Node node) { - IHyperlink link = null; - - if (uriString != null) { - String temp = uriString.toLowerCase(); - if (temp.startsWith(HTTP_PROTOCOL)) { - // this is a URLHyperlink since this is a web address - link = new URLHyperlink(hyperlinkRegion, uriString); - } - - // try to locate the file in the workspace - IFile file = getFile(uriString); - if (file != null && file.exists()) { - // this is a WorkspaceFileHyperlink since file exists in - // workspace - link = new WorkspaceFileHyperlink(hyperlinkRegion, file); - } - else { - // this is an ExternalFileHyperlink since file does not exist - // in workspace - File externalFile = new File(uriString); - link = new ExternalFileHyperlink(hyperlinkRegion, externalFile); - } - } - - return link; - } - - /** - * Returns the node the cursor is currently on in the document. null if no - * node is selected - * - * @param offset - * @return Node either element, doctype, text, or null - */ - private Node getCurrentNode(IDocument document, int offset) { - // get the current node at the offset (returns either: element, - // doctype, text) - IndexedRegion inode = null; - IStructuredModel sModel = null; - try { - sModel = StructuredModelManager.getModelManager().getExistingModelForRead(document); - inode = sModel.getIndexedRegion(offset); - if (inode == null) - inode = sModel.getIndexedRegion(offset - 1); - } - finally { - if (sModel != null) - sModel.releaseFromRead(); - } - - if (inode instanceof Node) { - return (Node) inode; - } - return null; - } -} |