/**
* Copyright 2012 Comcast Corporation
*
* 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 com.comcast.cns.io;
import org.apache.log4j.Logger;
import com.amazonaws.auth.BasicAWSCredentials;
import com.amazonaws.services.sqs.AmazonSQS;
import com.amazonaws.services.sqs.AmazonSQSClient;
import com.amazonaws.services.sqs.model.SendMessageRequest;
import com.comcast.cmb.common.util.CMBException;
import com.comcast.cmb.common.util.CMBProperties;
import com.comcast.cns.model.CNSMessage.CNSMessageStructure;
import com.comcast.cns.model.CNSMessage.CNSMessageType;
import com.comcast.cns.model.CNSSubscription.CnsSubscriptionProtocol;
import com.comcast.cns.util.CNSErrorCodes;
/**
* Endpoint publisher for CQS endpoints
* @author bwolf
*
*/
public class SQSEndpointPublisher extends AbstractEndpointPublisher {
private static Logger logger = Logger.getLogger(CQSEndpointPublisher.class);
private BasicAWSCredentials awsCredentials;
private AmazonSQS sqs;
@Override
public void send() throws Exception {
if ((message == null) || (endpoint == null)) {
throw new Exception("Message and Endpoint must both be set");
}
awsCredentials = new BasicAWSCredentials(CMBProperties.getInstance().getAwsAccessKey(), CMBProperties.getInstance().getAwsAccessSecret());
sqs = new AmazonSQSClient(awsCredentials);
String url;
if (com.comcast.cqs.util.Util.isValidQueueUrl(endpoint)) {
url = endpoint;
} else {
url = com.comcast.cqs.util.Util.getAbsoluteAWSQueueUrlForArn(endpoint);
}
try {
String msg = null;
if (message.getMessageStructure() == CNSMessageStructure.json) {
msg = message.getProtocolSpecificMessage(CnsSubscriptionProtocol.cqs);
} else {
msg = message.getMessage();
}
if (!rawMessageDelivery && message.getMessageType() == CNSMessageType.Notification) {
msg = com.comcast.cns.util.Util.generateMessageJson(message, CnsSubscriptionProtocol.cqs);
}
logger.debug("event=send_sqs_message endpoint=" + endpoint + "\" message=\"" + msg);
sqs.sendMessage(new SendMessageRequest(url, msg));
} catch(Exception ex) {
logger.warn("event=send_sqs_message endpoint=" + endpoint + "\" message=\"" + message, ex);
throw new CMBException(CNSErrorCodes.InternalError, "internal service error");
}
logger.debug("event=send_sqs_message endpoint=" + endpoint + " message=\"" + message + "\"");
}
}