org.jboss.vfs.util.IncludeExcludeVisitorAttributes Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.vfs.util;
import java.net.URL;
import java.util.Collections;
import java.util.Set;
import org.jboss.vfs.VFSLogger;
import org.jboss.vfs.VirtualFile;
import org.jboss.vfs.VirtualFileFilter;
import org.jboss.vfs.VisitorAttributes;
/**
* Include/exclude visitor attributes.
*
* @author Ales Justin
*/
public class IncludeExcludeVisitorAttributes extends VisitorAttributes implements VirtualFileFilter {
private Set includes;
private Set excludes;
public IncludeExcludeVisitorAttributes(Set includes, Set excludes) {
if (includes == null) { includes = Collections.emptySet(); }
if (excludes == null) { excludes = Collections.emptySet(); }
this.includes = includes;
this.excludes = excludes;
setIncludeRoot(false);
setLeavesOnly(true);
setRecurseFilter(this);
}
public boolean accepts(VirtualFile file) {
try {
URL url = file.toURL();
String urlString = url.toExternalForm();
for (String include : includes) {
if (urlString.contains(include) == false) { return false; }
}
for (String exclude : excludes) {
if (urlString.contains(exclude)) { return false; }
}
return true;
} catch (Exception e) {
VFSLogger.ROOT_LOGGER.tracef(e,"Exception while filtering file: %s", file);
return false;
}
}
}