package org.apache.maven.diagrams.connectors.classes.filter;
/*
* 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.
*/
import java.util.HashMap;
import java.util.Map;
/**
* Cache of filtered classNames. (after filtering className it is added to the cache and the next answer for the same
* class is faster)
*
* @author <a href="mailto:ptab@newitech.com">Piotr Tabor</a>
* @version $Id$
*
*/
public class FilterRepository
{
private ClassNamesFilter filter;
private Map<String, ClassFilterStatus> filtered;
public FilterRepository( ClassNamesFilter a_filter )
{
filter = a_filter;
filtered = new HashMap<String, ClassFilterStatus>();
}
public ClassFilterStatus getStatus( String className )
{
ClassFilterStatus result = filtered.get( className );
if ( result == null )
{
result = filter.filter( className );
filtered.put( className, result );
}
return result;
}
}