org.apache.camel.component.stub.StubProducer Maven / Gradle / Ivy
/*
* 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.camel.component.stub;
import org.apache.camel.AsyncCallback;
import org.apache.camel.Exchange;
import org.apache.camel.ExchangePattern;
import org.apache.camel.WaitForTaskToComplete;
import org.apache.camel.component.seda.QueueReference;
import org.apache.camel.component.seda.SedaEndpoint;
import org.apache.camel.component.seda.SedaProducer;
public class StubProducer extends SedaProducer {
public StubProducer(SedaEndpoint endpoint, WaitForTaskToComplete waitForTaskToComplete, long timeout,
boolean blockWhenFull, boolean discardWhenFull, long offerTimeout) {
super(endpoint, waitForTaskToComplete, timeout, blockWhenFull, discardWhenFull, offerTimeout);
}
@Override
public StubEndpoint getEndpoint() {
return (StubEndpoint) super.getEndpoint();
}
@Override
public boolean process(Exchange exchange, AsyncCallback callback) {
AsyncCallback cb = callback;
QueueReference queueReference = getEndpoint().getQueueReference();
boolean empty = queueReference == null || !queueReference.hasConsumers();
// if no consumers then use InOnly mode
final ExchangePattern pattern = exchange.getPattern();
if (empty && pattern != ExchangePattern.InOnly) {
exchange.setPattern(ExchangePattern.InOnly);
cb = doneSync -> {
// and restore the old pattern after processing
exchange.setPattern(pattern);
callback.done(doneSync);
};
}
return super.process(exchange, cb);
}
}