/*******************************************************************************
* Copyright (c) 2000, 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.internal.corext.dom.fragments;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.wst.jsdt.core.dom.ASTNode;
import org.eclipse.wst.jsdt.core.dom.JSdoc;
import org.eclipse.wst.jsdt.internal.corext.dom.GenericVisitor;
class ASTMatchingFragmentFinder extends GenericVisitor {
public static IASTFragment[] findMatchingFragments(ASTNode scope, ASTFragment toMatch) {
return new ASTMatchingFragmentFinder(toMatch).findMatches(scope);
}
private ASTFragment fFragmentToMatch;
private Set fMatches= new HashSet();
private ASTMatchingFragmentFinder(ASTFragment toMatch) {
super(true);
fFragmentToMatch= toMatch;
}
private IASTFragment[] findMatches(ASTNode scope) {
fMatches.clear();
scope.accept(this);
return getMatches();
}
private IASTFragment[] getMatches() {
return (IASTFragment[]) fMatches.toArray(new IASTFragment[fMatches.size()]);
}
public boolean visit(JSdoc node) {
return false;
}
protected boolean visitNode(ASTNode node) {
IASTFragment[] localMatches= fFragmentToMatch.getMatchingFragmentsWithNode(node);
for(int i= 0; i < localMatches.length; i++) {
fMatches.add(localMatches[i]);
}
return true;
}
}