/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/* $Id: FilteringEventListener.java 727407 2008-12-17 15:05:45Z jeremias $ */
package org.apache.xmlgraphics.ps.dsc;
import java.io.IOException;
import org.apache.xmlgraphics.ps.dsc.events.DSCEvent;
/**
* {@code DSCListener} implementation that filters certain DSC events.
*/
public class FilteringEventListener implements DSCListener {
private DSCFilter filter;
/**
* Main constructor.
* @param filter the filter
*/
public FilteringEventListener(DSCFilter filter) {
this.filter = filter;
}
/** {@inheritDoc} */
public void processEvent(DSCEvent event, DSCParser parser) throws IOException, DSCException {
if (!filter.accept(event)) {
parser.next(); //skip
}
}
}
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