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/*******************************************************************************
* Copyright (c) 2002-2005 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 - Initial API and implementation
*******************************************************************************/
package org.eclipse.wst.wsi.ui.internal;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import java.util.Collection;
public class ResourceFilter extends ViewerFilter
{
protected String[] fExtensions;
protected IFile[] fExcludedFiles;
protected Collection fExcludes;
public ResourceFilter(String[] extensions, Collection exclude)
{
fExtensions= extensions;
fExcludes= exclude;
fExcludedFiles = null;
}
public ResourceFilter(String[] extensions, IFile[] excludedFiles, Collection exclude)
{
fExtensions= extensions;
fExcludes= exclude;
fExcludedFiles = excludedFiles;
}
public boolean isFilterProperty(Object element, Object property)
{
return false;
}
public boolean select(Viewer viewer, Object parent, Object element)
{
if (element instanceof IFile)
{
if (fExcludes != null && fExcludes.contains(element))
{
return false;
}
String name= ((IFile)element).getName();
if (fExcludedFiles != null)
{
for (int j= 0; j < fExcludedFiles.length; j++)
{
if ( ((IFile)element).getLocation().
toString().compareTo(((IFile)fExcludedFiles[j]).getLocation().toString()) == 0 )
return false;
}
}
if (fExtensions.length == 0)
{
// assume that we don't want to filter any files based on
// extension
return true;
}
for (int i= 0; i < fExtensions.length; i++)
{
if (name.endsWith(fExtensions[i]))
{
return true;
}
}
return false;
}
else if (element instanceof IContainer)
{ // IProject, IFolder
try
{
IResource[] resources= ((IContainer)element).members();
for (int i= 0; i < resources.length; i++)
{
// recursive!
if (select(viewer, parent, resources[i]))
{
return true;
}
}
}
catch (CoreException e)
{
}
}
return false;
}
}
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