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/*
* Copyright 2017 BOCO Corporation. CMCC Technologies Co., Ltd
*
* 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.onap.vfc.nfvo.emsdriver.messagemgr;
import java.util.HashMap;
import java.util.Map;
public class MessageChannelFactory {
private static Map<String, MessageChannel> map = new HashMap<String, MessageChannel>();
public synchronized static MessageChannel getMessageChannel(String key, Integer size) {
if (map.get(key) != null) {
return map.get(key);
}
MessageChannel mc = null;
if (size != null && size > 0) {
mc = new MessageChannel(size);
} else {
mc = new MessageChannel();
}
map.put(key, mc);
return mc;
}
public synchronized static MessageChannel getMessageChannel(String key) {
if (map.get(key) != null) {
return map.get(key);
}
MessageChannel mc = new MessageChannel();
map.put(key, mc);
return mc;
}
public synchronized static boolean destroyMessageChannel(String key) {
if (map.get(key) != null) {
map.remove(key);
return true;
}
return false;
}
public synchronized static void clean() {
map.clear();
}
}
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