| /******************************************************************************* |
| * Copyright (c) 2004, 2008 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.wst.jsdt.web.core.javascript.search; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.wst.jsdt.core.search.IJavaScriptSearchScope; |
| import org.eclipse.wst.jsdt.core.search.SearchDocument; |
| import org.eclipse.wst.jsdt.core.search.SearchEngine; |
| import org.eclipse.wst.jsdt.core.search.SearchParticipant; |
| import org.eclipse.wst.jsdt.core.search.SearchPattern; |
| import org.eclipse.wst.jsdt.core.search.SearchRequestor; |
| |
| /** |
| * |
| |
| * Provisional API: This class/interface is part of an interim API that is still under development and expected to |
| * change significantly before reaching stability. It is being made available at this early stage to solicit feedback |
| * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken |
| * (repeatedly) as the API evolves. |
| *(copied from JSP) |
| * Integration of JSP w/ java search. |
| * |
| * @author pavery |
| */ |
| public class JsSearchParticipant extends SearchParticipant { |
| |
| // for debugging |
| private static final boolean DEBUG = calculateValue(); |
| |
| private static boolean calculateValue() { |
| String value = Platform.getDebugOption("org.eclipse.jst.jsp.core/debug/jspsearch"); //$NON-NLS-1$ |
| boolean debug = (value != null) && value.equalsIgnoreCase("true"); //$NON-NLS-1$ |
| return debug; |
| } |
| |
| /** |
| * Important to never return null here or else Java search participation |
| * will break. |
| */ |
| public SearchDocument getDocument(String documentPath) { |
| SearchDocument sDoc = JsSearchSupport.getInstance().getSearchDocument(documentPath); |
| |
| if (sDoc == null) { |
| // return a dummy doc here so search participation doesn't break |
| return new NullSearchDocument(documentPath); |
| } |
| return sDoc; |
| } |
| |
| public String getDescription() { |
| return "Embeded JavaScript"; //$NON-NLS-1$ |
| } |
| |
| public IPath[] selectIndexes(SearchPattern pattern, IJavaScriptSearchScope scope) { |
| JsPathIndexer indexer = new JsPathIndexer(); |
| return indexer.getVisibleJspPaths(pattern, scope); |
| } |
| |
| public void indexDocument(SearchDocument document, IPath indexPath) { |
| if (!(document instanceof JSDTSearchDocumentDelegate)) { |
| return; |
| } |
| |
| // use Java search indexing |
| SearchEngine.getDefaultSearchParticipant().indexDocument(document, indexPath); |
| } |
| |
| public void locateMatches(SearchDocument[] indexMatches, SearchPattern pattern, IJavaScriptSearchScope scope, SearchRequestor requestor, IProgressMonitor monitor) throws CoreException { |
| |
| if ((monitor != null) && monitor.isCanceled()) { |
| return; |
| } |
| |
| // filter out null matches |
| List filtered = new ArrayList(); |
| SearchDocument match = null; |
| for (int i = 0; i < indexMatches.length; i++) { |
| if (DEBUG) { |
| System.out.println("found possible matching JavaSearchDocumentDelegate: " + indexMatches[i]); //$NON-NLS-1$ |
| } |
| match = indexMatches[i]; |
| if (match != null) { |
| // some matches may be null, or if the index is out of date, |
| // the file may not even exist |
| if ((match instanceof JSDTSearchDocumentDelegate) && ((JSDTSearchDocumentDelegate) match).getFile().exists()) { |
| filtered.add(match); |
| } |
| } |
| } |
| |
| indexMatches = (SearchDocument[]) filtered.toArray(new SearchDocument[filtered.size()]); |
| SearchEngine.getDefaultSearchParticipant().locateMatches(indexMatches, pattern, scope, requestor, monitor); |
| } |
| |
| /** |
| * @see org.eclipse.jdt.core.search.SearchParticipant#getDocument(org.eclipse.core.resources.IFile) |
| */ |
| public SearchDocument getDocument(IFile file) { |
| // never gets called? |
| return null; |
| } |
| } |