/*******************************************************************************
* 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.wst.jsdt.internal.ui.filters;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.wst.jsdt.core.IClassFile;
import org.eclipse.wst.jsdt.core.IJavaScriptUnit;
import org.eclipse.wst.jsdt.core.IPackageFragment;
import org.eclipse.wst.jsdt.core.JavaScriptCore;
import org.eclipse.wst.jsdt.core.JavaScriptModelException;
/**
* Filters out all compilation units and class files elements.
*/
public class JavaFileFilter extends ViewerFilter {
/**
* Returns the result of this filter, when applied to the
* given inputs.
*
* @return Returns true if element should be included in filtered set
*/
public boolean select(Viewer viewer, Object parent, Object element) {
if (element instanceof IJavaScriptUnit)
return false;
if (element instanceof IClassFile)
return false;
if (element instanceof IPackageFragment) {
try {
return ((IPackageFragment)element).getNonJavaScriptResources().length > 0;
} catch (JavaScriptModelException ex) {
return true;
}
}
return !(element instanceof IFile && JavaScriptCore.isJavaScriptLikeFileName(((IFile) element).getName()));
}
}