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/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.search.internal.core;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceProxy;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.util.Assert;
/**
* A default implementation of <code>ISearchScope</code>.
*/
public class SearchScope implements ISearchScope {
private List fElements;
private String fDescription;
public SearchScope(String description) {
Assert.isNotNull(description);
fDescription= description;
fElements= new ArrayList(5);
}
public SearchScope(String description, IResource[] resources) {
Assert.isNotNull(description);
int resourceCount= resources.length;
fDescription= description;
fElements= new ArrayList(resourceCount + 5);
for (int i= 0; i < resourceCount; i++)
fElements.add(resources[i]);
}
public void setDescription(String description) {
Assert.isNotNull(description);
fDescription= description;
}
/*
* @see ISearchScope#add(IResource)
*/
public void add(IResource element) {
fElements.add(element);
}
/*
* Implements method from ISearchScope
*/
public boolean encloses(IResourceProxy proxy) {
IPath elementPath= proxy.requestFullPath();
Iterator iter= elements();
while (iter.hasNext()) {
IResource resource= (IResource)iter.next();
if (resource.getFullPath().isPrefixOf(elementPath))
return true;
}
return false;
}
/*
* Implements method from ISearchScope
*/
public String getDescription() {
return fDescription;
}
/**
* Returns the search scope elements
*/
protected Iterator elements() {
return fElements.iterator();
}
/**
* Implements method from ISearchScope
*
* @deprecated as of 2.1 use @link #encloses(IResourceProxy)
*/
public boolean encloses(IResource element) {
IPath elementPath= element.getFullPath();
Iterator iter= elements();
while (iter.hasNext()) {
IResource resource= (IResource)iter.next();
if (resource.getFullPath().isPrefixOf(elementPath))
return true;
}
return false;
}
}
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