| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.corext.util; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.search.SearchEngine; |
| import org.eclipse.jdt.core.search.SearchMatch; |
| import org.eclipse.jdt.core.search.SearchParticipant; |
| import org.eclipse.jdt.core.search.SearchPattern; |
| |
| public class SearchUtils { |
| |
| /** |
| * @param match |
| * @return the enclosing {@link IJavaElement}, or null iff none |
| */ |
| public static IJavaElement getEnclosingJavaElement(SearchMatch match) { |
| Object element = match.getElement(); |
| if (element instanceof IJavaElement) |
| return (IJavaElement) element; |
| else |
| return null; |
| } |
| |
| /** |
| * @param match |
| * @return the enclosing {@link ICompilationUnit} of the given match, or null iff none |
| */ |
| public static ICompilationUnit getCompilationUnit(SearchMatch match) { |
| IJavaElement enclosingElement = getEnclosingJavaElement(match); |
| if (enclosingElement != null){ |
| if (enclosingElement instanceof ICompilationUnit) |
| return (ICompilationUnit) enclosingElement; |
| ICompilationUnit cu= (ICompilationUnit) enclosingElement.getAncestor(IJavaElement.COMPILATION_UNIT); |
| if (cu != null) |
| return cu; |
| } |
| |
| IJavaElement jElement= JavaCore.create(match.getResource()); |
| if (jElement != null && jElement.exists() && jElement.getElementType() == IJavaElement.COMPILATION_UNIT) |
| return (ICompilationUnit) jElement; |
| return null; |
| } |
| |
| public static SearchParticipant[] getDefaultSearchParticipants() { |
| return new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }; |
| } |
| |
| /** |
| * Constant for use as matchRule in {@link SearchPattern#createPattern(IJavaElement, int, int)} |
| * to get search behavior as of 3.1M3 (all generic instantiations are found). |
| */ |
| public final static int GENERICS_AGNOSTIC_MATCH_RULE= SearchPattern.R_EXACT_MATCH | SearchPattern.R_CASE_SENSITIVE | SearchPattern.R_ERASURE_MATCH; |
| |
| } |