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/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package ch.boye.httpclientandroidlib.config;
import java.util.Locale;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import ch.boye.httpclientandroidlib.annotation.ThreadSafe;
/**
* Generic registry of items keyed by low-case string ID.
*
* @since 4.3
*/
@ThreadSafe
public final class Registry<I> implements Lookup<I> {
private final Map<String, I> map;
Registry(final Map<String, I> map) {
super();
this.map = new ConcurrentHashMap<String, I>(map);
}
public I lookup(final String key) {
if (key == null) {
return null;
}
return map.get(key.toLowerCase(Locale.US));
}
@Override
public String toString() {
return map.toString();
}
}
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