| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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 java.util.ArrayList; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| |
| import org.eclipse.jface.text.IDocument; |
| |
| import org.eclipse.search.ui.ISearchQuery; |
| import org.eclipse.search.ui.ISearchResult; |
| import org.eclipse.search.ui.text.Match; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| |
| import org.eclipse.jdt.internal.corext.util.Messages; |
| |
| import org.eclipse.jdt.internal.ui.dialogs.StatusInfo; |
| |
| |
| public class OccurrencesSearchQuery implements ISearchQuery { |
| |
| private final OccurrencesSearchResult fResult; |
| private IOccurrencesFinder fFinder; |
| private IDocument fDocument; |
| private final IJavaElement fElement; |
| private final String fJobLabel; |
| private final String fSingularLabel; |
| private final String fPluralLabel; |
| private final String fName; |
| |
| public OccurrencesSearchQuery(IOccurrencesFinder finder, IDocument document, IJavaElement element) { |
| fFinder= finder; |
| fDocument= document; |
| fElement= element; |
| fJobLabel= fFinder.getJobLabel(); |
| fResult= new OccurrencesSearchResult(this); |
| fSingularLabel= fFinder.getUnformattedSingularLabel(); |
| fPluralLabel= fFinder.getUnformattedPluralLabel(); |
| fName= fFinder.getElementName(); |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.ISearchQuery#run(org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| public IStatus run(IProgressMonitor monitor) { |
| if (fFinder == null) { |
| new StatusInfo(IStatus.ERROR, "Query has already been running"); //$NON-NLS-1$ |
| } |
| try { |
| fFinder.perform(); |
| ArrayList resultingMatches= new ArrayList(); |
| fFinder.collectOccurrenceMatches(fElement, fDocument, resultingMatches); |
| if (!resultingMatches.isEmpty()) { |
| fResult.addMatches((Match[]) resultingMatches.toArray(new Match[resultingMatches.size()])); |
| } |
| //Don't leak AST: |
| fFinder= null; |
| fDocument= null; |
| } finally { |
| monitor.done(); |
| } |
| return Status.OK_STATUS; |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.ISearchQuery#getLabel() |
| */ |
| public String getLabel() { |
| return fJobLabel; |
| } |
| |
| public String getResultLabel(int nMatches) { |
| if (nMatches == 1) { |
| return Messages.format(fSingularLabel, new Object[] { fName, fElement.getElementName() }); |
| } else { |
| return Messages.format(fPluralLabel, new Object[] { fName, new Integer(nMatches), fElement.getElementName() }); |
| } |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.ISearchQuery#canRerun() |
| */ |
| public boolean canRerun() { |
| return false; // must release finder to not keep AST reference |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.ISearchQuery#canRunInBackground() |
| */ |
| public boolean canRunInBackground() { |
| return true; |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.ISearchQuery#getSearchResult() |
| */ |
| public ISearchResult getSearchResult() { |
| return fResult; |
| } |
| } |