org.wso2.carbon.event.input.adaptor.websocket.internal.WebsocketClient.java Source code

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Here is the source code for org.wso2.carbon.event.input.adaptor.websocket.internal.WebsocketClient.java

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/*
*  Copyright (c) 2005-2014, 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.adaptor.websocket.internal;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.event.input.adaptor.core.InputEventAdaptorListener;

import javax.websocket.Endpoint;
import javax.websocket.EndpointConfig;
import javax.websocket.MessageHandler;
import javax.websocket.Session;
import java.util.logging.Logger;

/**
 * An instance of this class is used, when we connect to a user-given socket-server, as a client - to send events.
 */
public class WebsocketClient extends Endpoint {

    private static final Log log = LogFactory.getLog(WebsocketClient.class);
    private InputEventAdaptorListener inputEventAdaptorListener;

    public WebsocketClient(InputEventAdaptorListener inputEventAdaptorListener) {
        this.inputEventAdaptorListener = inputEventAdaptorListener;
    }

    @Override
    public void onOpen(Session session, EndpointConfig EndpointConfig) {
        session.addMessageHandler(new MessageHandler.Whole<String>() {
            @Override
            public void onMessage(String message) {
                if (log.isDebugEnabled()) {
                    log.debug("Received message: " + message);
                }
                inputEventAdaptorListener.onEventCall(message);
            }
        });
    }

    @Override
    public void onClose(javax.websocket.Session session, javax.websocket.CloseReason closeReason) {
        if (log.isDebugEnabled()) {
            log.debug("Input ws-adaptor: WebsocketClient Endpoint closed: " + closeReason.toString()
                    + "for request URI - " + session.getRequestURI());
        }
    }

    @Override
    public void onError(javax.websocket.Session session, java.lang.Throwable thr) {
        log.error("Error occured during session ID:" + session.getId() + ", for request URI - "
                + session.getRequestURI() + ", Reason: " + thr);
    }

}