WebSocketClientHandler.java

package com.devicehive.messages.handler;

/*
 * #%L
 * DeviceHive Frontend Logic
 * %%
 * Copyright (C) 2016 DataArt
 * %%
 * 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.
 * #L%
 */

import com.google.gson.JsonObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketSession;

import java.io.IOException;

public class WebSocketClientHandler {
    private static final Logger logger = LoggerFactory.getLogger(WebSocketClientHandler.class);

    public static void sendMessage(JsonObject json, WebSocketSession session) {
        if (!session.isOpen()) {
            return;
        }
        try {
            session.sendMessage(new TextMessage(json.toString()));
        } catch (IOException e) {
            logger.error("Exception while sending message", e);
        }
    }
}