--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2010 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.jdt.internal.ui.search;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.ISafeRunnable;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.PerformanceStats;
+import org.eclipse.core.runtime.SafeRunner;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.SubProgressMonitor;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+
+import org.eclipse.search.ui.ISearchQuery;
+import org.eclipse.search.ui.ISearchResult;
+import org.eclipse.search.ui.NewSearchUI;
+import org.eclipse.search.ui.text.Match;
+
+import org.eclipse.jdt.core.IJavaElement;
+import org.eclipse.jdt.core.search.IJavaSearchConstants;
+import org.eclipse.jdt.core.search.SearchEngine;
+import org.eclipse.jdt.core.search.SearchParticipant;
+import org.eclipse.jdt.core.search.SearchPattern;
+
+import org.eclipse.jdt.internal.corext.util.Messages;
+import org.eclipse.jdt.internal.corext.util.SearchUtils;
+
+import org.eclipse.jdt.ui.JavaElementLabels;
+import org.eclipse.jdt.ui.search.ElementQuerySpecification;
+import org.eclipse.jdt.ui.search.IMatchPresentation;
+import org.eclipse.jdt.ui.search.IQueryParticipant;
+import org.eclipse.jdt.ui.search.ISearchRequestor;
+import org.eclipse.jdt.ui.search.PatternQuerySpecification;
+import org.eclipse.jdt.ui.search.QuerySpecification;
+
+import org.eclipse.jdt.internal.ui.JavaPlugin;
+import org.eclipse.jdt.internal.ui.JavaPluginImages;
+import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels;
+
+public class JavaSearchQuery implements ISearchQuery {
+
+ private static final String PERF_SEARCH_PARTICIPANT= "org.eclipse.jdt.ui/perf/search/participants"; //$NON-NLS-1$
+
+ private ISearchResult fResult;
+ private final QuerySpecification fPatternData;
+
+ public JavaSearchQuery(QuerySpecification data) {
+ if (data == null) {
+ throw new IllegalArgumentException("data must not be null"); //$NON-NLS-1$
+ }
+ fPatternData= data;
+ }
+
+ private static class SearchRequestor implements ISearchRequestor {
+ private IQueryParticipant fParticipant;
+ private JavaSearchResult fSearchResult;
+ public void reportMatch(Match match) {
+ IMatchPresentation participant= fParticipant.getUIParticipant();
+ if (participant == null || match.getElement() instanceof IJavaElement || match.getElement() instanceof IResource) {
+ fSearchResult.addMatch(match);
+ } else {
+ fSearchResult.addMatch(match, participant);
+ }
+ }
+
+ protected SearchRequestor(IQueryParticipant participant, JavaSearchResult result) {
+ super();
+ fParticipant= participant;
+ fSearchResult= result;
+ }
+ }
+
+ public IStatus run(IProgressMonitor monitor) {
+ final JavaSearchResult textResult= (JavaSearchResult) getSearchResult();
+ textResult.removeAll();
+ // Don't need to pass in working copies in 3.0 here
+ SearchEngine engine= new SearchEngine();
+ try {
+
+ int totalTicks= 1000;
+ IProject[] projects= JavaSearchScopeFactory.getInstance().getProjects(fPatternData.getScope());
+ final SearchParticipantRecord[] participantDescriptors= SearchParticipantsExtensionPoint.getInstance().getSearchParticipants(projects);
+ final int[] ticks= new int[participantDescriptors.length];
+ for (int i= 0; i < participantDescriptors.length; i++) {
+ final int iPrime= i;
+ ISafeRunnable runnable= new ISafeRunnable() {
+ public void handleException(Throwable exception) {
+ ticks[iPrime]= 0;
+ String message= SearchMessages.JavaSearchQuery_error_participant_estimate;
+ JavaPlugin.log(new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, message, exception));
+ }
+
+ public void run() throws Exception {
+ ticks[iPrime]= participantDescriptors[iPrime].getParticipant().estimateTicks(fPatternData);
+ }
+ };
+
+ SafeRunner.run(runnable);
+ totalTicks+= ticks[i];
+ }
+
+ SearchPattern pattern;
+ String stringPattern;
+
+ if (fPatternData instanceof ElementQuerySpecification) {
+ IJavaElement element= ((ElementQuerySpecification) fPatternData).getElement();
+ stringPattern= JavaElementLabels.getElementLabel(element, JavaElementLabels.ALL_DEFAULT);
+ if (!element.exists()) {
+ return new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, Messages.format(SearchMessages.JavaSearchQuery_error_element_does_not_exist, stringPattern), null);
+ }
+ pattern= SearchPattern.createPattern(element, fPatternData.getLimitTo(), SearchUtils.GENERICS_AGNOSTIC_MATCH_RULE);
+ } else {
+ PatternQuerySpecification patternSpec = (PatternQuerySpecification) fPatternData;
+ stringPattern= patternSpec.getPattern();
+ int matchMode= getMatchMode(stringPattern) | SearchPattern.R_ERASURE_MATCH;
+ if (patternSpec.isCaseSensitive())
+ matchMode |= SearchPattern.R_CASE_SENSITIVE;
+ pattern= SearchPattern.createPattern(patternSpec.getPattern(), patternSpec.getSearchFor(), patternSpec.getLimitTo(), matchMode);
+ }
+
+ if (pattern == null) {
+ return new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, Messages.format(SearchMessages.JavaSearchQuery_error_unsupported_pattern, stringPattern), null);
+ }
+ monitor.beginTask(Messages.format(SearchMessages.JavaSearchQuery_task_label, stringPattern), totalTicks);
+ IProgressMonitor mainSearchPM= new SubProgressMonitor(monitor, 1000);
+
+ boolean ignorePotentials= NewSearchUI.arePotentialMatchesIgnored();
+ NewSearchResultCollector collector= new NewSearchResultCollector(textResult, ignorePotentials);
+
+
+ engine.search(pattern, new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }, fPatternData.getScope(), collector, mainSearchPM);
+ for (int i= 0; i < participantDescriptors.length; i++) {
+ final ISearchRequestor requestor= new SearchRequestor(participantDescriptors[i].getParticipant(), textResult);
+ final IProgressMonitor participantPM= new SubProgressMonitor(monitor, ticks[i]);
+
+ final int iPrime= i;
+ ISafeRunnable runnable= new ISafeRunnable() {
+ public void handleException(Throwable exception) {
+ participantDescriptors[iPrime].getDescriptor().disable();
+ String message= SearchMessages.JavaSearchQuery_error_participant_search;
+ JavaPlugin.log(new Status(IStatus.ERROR, JavaPlugin.getPluginId(), 0, message, exception));
+ }
+
+ public void run() throws Exception {
+
+ final IQueryParticipant participant= participantDescriptors[iPrime].getParticipant();
+
+ final PerformanceStats stats= PerformanceStats.getStats(PERF_SEARCH_PARTICIPANT, participant);
+ stats.startRun();
+
+ participant.search(requestor, fPatternData, participantPM);
+
+ stats.endRun();
+ }
+ };
+
+ SafeRunner.run(runnable);
+ }
+
+ } catch (CoreException e) {
+ return e.getStatus();
+ }
+ String message= Messages.format(SearchMessages.JavaSearchQuery_status_ok_message, String.valueOf(textResult.getMatchCount()));
+ return new Status(IStatus.OK, JavaPlugin.getPluginId(), 0, message, null);
+ }
+
+ private int getMatchMode(String pattern) {
+ if (pattern.indexOf('*') != -1 || pattern.indexOf('?') != -1) {
+ return SearchPattern.R_PATTERN_MATCH;
+ } else if (SearchUtils.isCamelCasePattern(pattern)) {
+ return SearchPattern.R_CAMELCASE_MATCH;
+ }
+ return SearchPattern.R_EXACT_MATCH;
+ }
+
+ public String getLabel() {
+ return SearchMessages.JavaSearchQuery_label;
+ }
+
+ public String getResultLabel(int nMatches) {
+ int limitTo= getMaskedLimitTo();
+ if (nMatches == 1) {
+ String[] args= { getSearchPatternDescription(), fPatternData.getScopeDescription() };
+ switch (limitTo) {
+ case IJavaSearchConstants.IMPLEMENTORS:
+ return Messages.format(SearchMessages.JavaSearchOperation_singularImplementorsPostfix, args);
+ case IJavaSearchConstants.DECLARATIONS:
+ return Messages.format(SearchMessages.JavaSearchOperation_singularDeclarationsPostfix, args);
+ case IJavaSearchConstants.REFERENCES:
+ return Messages.format(SearchMessages.JavaSearchOperation_singularReferencesPostfix, args);
+ case IJavaSearchConstants.ALL_OCCURRENCES:
+ return Messages.format(SearchMessages.JavaSearchOperation_singularOccurrencesPostfix, args);
+ case IJavaSearchConstants.READ_ACCESSES:
+ return Messages.format(SearchMessages.JavaSearchOperation_singularReadReferencesPostfix, args);
+ case IJavaSearchConstants.WRITE_ACCESSES:
+ return Messages.format(SearchMessages.JavaSearchOperation_singularWriteReferencesPostfix, args);
+ default:
+ String matchLocations= MatchLocations.getMatchLocationDescription(limitTo, 3);
+ return Messages.format(SearchMessages.JavaSearchQuery_singularReferencesWithMatchLocations, new Object[] { args[0], args[1], matchLocations });
+ }
+ } else {
+ Object[] args= { getSearchPatternDescription(), new Integer(nMatches), fPatternData.getScopeDescription() };
+ switch (limitTo) {
+ case IJavaSearchConstants.IMPLEMENTORS:
+ return Messages.format(SearchMessages.JavaSearchOperation_pluralImplementorsPostfix, args);
+ case IJavaSearchConstants.DECLARATIONS:
+ return Messages.format(SearchMessages.JavaSearchOperation_pluralDeclarationsPostfix, args);
+ case IJavaSearchConstants.REFERENCES:
+ return Messages.format(SearchMessages.JavaSearchOperation_pluralReferencesPostfix, args);
+ case IJavaSearchConstants.ALL_OCCURRENCES:
+ return Messages.format(SearchMessages.JavaSearchOperation_pluralOccurrencesPostfix, args);
+ case IJavaSearchConstants.READ_ACCESSES:
+ return Messages.format(SearchMessages.JavaSearchOperation_pluralReadReferencesPostfix, args);
+ case IJavaSearchConstants.WRITE_ACCESSES:
+ return Messages.format(SearchMessages.JavaSearchOperation_pluralWriteReferencesPostfix, args);
+ default:
+ String matchLocations= MatchLocations.getMatchLocationDescription(limitTo, 3);
+ return Messages.format(SearchMessages.JavaSearchQuery_pluralReferencesWithMatchLocations, new Object[] { args[0], args[1], args[2], matchLocations });
+ }
+ }
+ }
+
+ private String getSearchPatternDescription() {
+ if (fPatternData instanceof ElementQuerySpecification) {
+ IJavaElement element= ((ElementQuerySpecification) fPatternData).getElement();
+ return JavaElementLabels.getElementLabel(element, JavaElementLabels.ALL_DEFAULT
+ | JavaElementLabels.ALL_FULLY_QUALIFIED | JavaElementLabels.USE_RESOLVED | JavaElementLabels.P_COMPRESSED);
+ }
+ return BasicElementLabels.getFilePattern(((PatternQuerySpecification) fPatternData).getPattern());
+ }
+
+ private int getMaskedLimitTo() {
+ return fPatternData.getLimitTo() & ~(IJavaSearchConstants.IGNORE_RETURN_TYPE | IJavaSearchConstants.IGNORE_DECLARING_TYPE);
+ }
+
+ ImageDescriptor getImageDescriptor() {
+ int limitTo= getMaskedLimitTo();
+ if (limitTo == IJavaSearchConstants.IMPLEMENTORS || limitTo == IJavaSearchConstants.DECLARATIONS)
+ return JavaPluginImages.DESC_OBJS_SEARCH_DECL;
+ else
+ return JavaPluginImages.DESC_OBJS_SEARCH_REF;
+ }
+
+ public boolean canRerun() {
+ return true;
+ }
+
+ public boolean canRunInBackground() {
+ return true;
+ }
+
+ public ISearchResult getSearchResult() {
+ if (fResult == null) {
+ JavaSearchResult result= new JavaSearchResult(this);
+ new SearchResultUpdater(result);
+ fResult= result;
+ }
+ return fResult;
+ }
+
+ QuerySpecification getSpecification() {
+ return fPatternData;
+ }
+}