localdomain.localhost.RabbitMQServer.java Source code

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Here is the source code for localdomain.localhost.RabbitMQServer.java

Source

/*
 * Copyright 2010-2014, the original author or authors
 *
 * 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 localdomain.localhost;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.MessageProperties;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import java.io.IOException;
import java.net.URISyntaxException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;

@WebServlet(value = "/rabbitmq/server")
public class RabbitMQServer extends HttpServlet {

    private final static String QUEUE_NAME = "myqueue";

    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        try {
            String message = request.getParameter("message");

            ConnectionFactory factory = new ConnectionFactory();
            String uri = System.getProperty("CLOUDAMQP_URL");
            factory.setUri(uri);

            Connection connection = factory.newConnection();
            Channel channel = connection.createChannel();

            boolean durable = true;
            channel.queueDeclare(QUEUE_NAME, durable, false, false, null);

            channel.basicPublish("", QUEUE_NAME, MessageProperties.PERSISTENT_TEXT_PLAIN, message.getBytes());
            System.out.println(" [x] Sent '" + message + "'");

            channel.close();
            connection.close();

            response.sendRedirect(request.getContextPath() + "/index.jsp");
        } catch (Exception e) {
            request.setAttribute("throwable", e);
            request.getRequestDispatcher("/index.jsp").forward(request, response);
        }
    }

}