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/*******************************************************************************
* 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
* Code originate from org.eclipse.jdt.internal.ui.filters
*******************************************************************************/
package org.eclipse.jpt.jaxb.ui.internal.filters;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IStorage;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jdt.core.IJavaElement;
/**
* Filters out all non-Java elements, and elements named package-info
*/
public class NonJavaElementFilter extends ViewerFilter {
static public String FILE_TO_EXCLUDE = "package-info.java"; //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public boolean select(Viewer viewer, Object parent, Object element) {
if (element instanceof IJavaElement) {
return(FILE_TO_EXCLUDE.equals(((IJavaElement)element).getElementName())) ?
false : true;
}
if (element instanceof IResource) {
IProject project= ((IResource)element).getProject();
return project == null || !project.isOpen();
}
// Exclude all IStorage elements which are neither Java elements nor resources
if (element instanceof IStorage)
return false;
return true;
}
}
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