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/**
* 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.activemq.transport.stomp;
import java.io.IOException;
import java.util.Map;
import jakarta.jms.JMSException;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.MessageAck;
import org.apache.activemq.command.MessageDispatch;
import org.apache.activemq.command.TransactionId;
public class StompQueueBrowserSubscription extends StompSubscription {
public StompQueueBrowserSubscription(ProtocolConverter stompTransport, String subscriptionId, ConsumerInfo consumerInfo, String transformation, Map pendingAcks) {
super(stompTransport, subscriptionId, consumerInfo, transformation, pendingAcks);
}
@Override
void onMessageDispatch(MessageDispatch md) throws IOException, JMSException {
if (md.getMessage() != null) {
super.onMessageDispatch(md);
} else {
StompFrame browseDone = new StompFrame(Stomp.Responses.MESSAGE);
browseDone.getHeaders().put(Stomp.Headers.Message.SUBSCRIPTION, this.getSubscriptionId());
browseDone.getHeaders().put(Stomp.Headers.Message.BROWSER, "end");
browseDone.getHeaders().put(Stomp.Headers.Message.DESTINATION,
protocolConverter.findTranslator(null).convertDestination(protocolConverter, this.destination));
browseDone.getHeaders().put(Stomp.Headers.Message.MESSAGE_ID, "0");
protocolConverter.sendToStomp(browseDone);
}
}
@Override
public MessageAck onStompMessageNack(String messageId, TransactionId transactionId) throws ProtocolException {
throw new ProtocolException("Cannot Nack a message on a Queue Browser Subscription.");
}
}
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