/*
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.event.input.adapter.websocket.local.internal;
import org.wso2.carbon.context.PrivilegedCarbonContext;
import org.wso2.carbon.event.input.adapter.core.InputEventAdapterListener;
import org.wso2.carbon.event.input.adapter.websocket.local.WebsocketLocalInputCallbackRegisterService;
import java.util.concurrent.ConcurrentHashMap;
public class WebsocketLocalInputCallbackRegisterServiceImpl implements WebsocketLocalInputCallbackRegisterService {
private ConcurrentHashMap<Integer, ConcurrentHashMap<String, InputEventAdapterListener>> inputEventAdaptorListenerMap;
public WebsocketLocalInputCallbackRegisterServiceImpl() {
inputEventAdaptorListenerMap = new ConcurrentHashMap<Integer, ConcurrentHashMap<String, InputEventAdapterListener>>();
}
@Override
public void subscribeAdapterListener(String adaptorName, InputEventAdapterListener eventAdapterListener) {
int tenantID = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
ConcurrentHashMap<String, InputEventAdapterListener> tenantSpecificAdaptorMap = inputEventAdaptorListenerMap
.get(tenantID);
if (tenantSpecificAdaptorMap == null) {
tenantSpecificAdaptorMap = new ConcurrentHashMap<String, InputEventAdapterListener>();
if (null != inputEventAdaptorListenerMap.putIfAbsent(tenantID, tenantSpecificAdaptorMap)) {
tenantSpecificAdaptorMap = inputEventAdaptorListenerMap.get(tenantID);
}
}
tenantSpecificAdaptorMap.putIfAbsent(adaptorName, eventAdapterListener);
}
@Override
public void unsubscribeAdapterListener(String adaptorName) {
int tenantID = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
ConcurrentHashMap<String, InputEventAdapterListener> tenantSpecificAdaptorMap = inputEventAdaptorListenerMap
.get(tenantID);
tenantSpecificAdaptorMap.remove(adaptorName);
if (tenantSpecificAdaptorMap.size() == 0) {
inputEventAdaptorListenerMap.remove(tenantID);
}
}
@Override
public InputEventAdapterListener getAdapterListener(String adaptorName) {
int tenantID = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
ConcurrentHashMap<String, InputEventAdapterListener> tenantSpecificAdaptorMap = inputEventAdaptorListenerMap
.get(tenantID);
if (tenantSpecificAdaptorMap != null) {
return tenantSpecificAdaptorMap.get(adaptorName);
} else {
return null;
}
}
}