/*****************************************************************
 *   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.
 ****************************************************************/
package org.apache.cayenne.cache;

import java.util.Map;

/**
 * @since 3.0
 */
public class MapQueryCacheFactory implements QueryCacheFactory {
    
    public static final String CACHE_SIZE_PROPERTY = "cayenne.MapQueryCacheFactory.cacheSize";

    public QueryCache getQueryCache(Map<String, String> properties) {
        if(properties != null) {
            String size = properties.get(CACHE_SIZE_PROPERTY);
            if(size != null) {
                try {
                    return new MapQueryCache(Integer.parseInt(size));
                }
                catch(NumberFormatException e) {
                    // ignore
                }
            }
        }
        
        return new MapQueryCache();
    }
}
