/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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.apache.usergrid.websocket;


import java.util.Date;

import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.Session;
import javax.jms.TextMessage;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jms.core.JmsTemplate;
import org.springframework.jms.core.MessageCreator;


public class SimpleMessageProducer {

    private static final Logger logger = LoggerFactory.getLogger( SimpleMessageProducer.class );

    @Autowired
    protected JmsTemplate jmsTemplate;

    protected int numberOfMessages = 100;


    public void sendMessages() throws JMSException {

        for ( int i = 0; i < numberOfMessages; ++i ) {

            final StringBuilder payload = new StringBuilder();
            payload.append( "Message [" ).append( i ).append( "] sent at: " ).append( new Date() );
            final int j = i;
            jmsTemplate.send( new MessageCreator() {
                @Override
                public Message createMessage( Session session ) throws JMSException {
                    TextMessage message = session.createTextMessage( payload.toString() );
                    message.setIntProperty( "messageCount", j );
                    logger.info( "Sending message number [" + j + "]" );
                    return message;
                }
            } );
        }
    }
}