/**
* 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.processor.async;
import java.util.Collection;
import java.util.concurrent.RejectedExecutionException;
import org.apache.camel.CamelExecutionException;
import org.apache.camel.ContextTestSupport;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.spi.AsyncProcessorAwaitManager;
/**
* @version
*/
public class AsyncProcessorAwaitManagerInterruptTest extends ContextTestSupport {
public void testAsyncAwaitInterrupt() throws Exception {
context.getAsyncProcessorAwaitManager().getStatistics().setStatisticsEnabled(true);
assertEquals(0, context.getAsyncProcessorAwaitManager().size());
getMockEndpoint("mock:before").expectedBodiesReceived("Hello Camel");
getMockEndpoint("mock:after").expectedBodiesReceived("Bye Camel");
getMockEndpoint("mock:result").expectedMessageCount(0);
try {
template.requestBody("direct:start", "Hello Camel", String.class);
} catch (CamelExecutionException e) {
RejectedExecutionException cause = assertIsInstanceOf(RejectedExecutionException.class, e.getCause());
assertTrue(cause.getMessage().startsWith("Interrupted while waiting for asynchronous callback"));
}
assertMockEndpointsSatisfied();
assertEquals(0, context.getAsyncProcessorAwaitManager().size());
assertEquals(1, context.getAsyncProcessorAwaitManager().getStatistics().getThreadsBlocked());
assertEquals(1, context.getAsyncProcessorAwaitManager().getStatistics().getThreadsInterrupted());
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
context.addComponent("async", new MyAsyncComponent());
from("direct:start").routeId("myRoute")
.to("mock:before")
.to("async:bye:camel?delay=2000").id("myAsync")
.to("mock:after")
.process(new Processor() {
@Override
public void process(Exchange exchange) throws Exception {
int size = context.getAsyncProcessorAwaitManager().size();
log.info("async inflight: {}", size);
assertEquals(1, size);
Collection<AsyncProcessorAwaitManager.AwaitThread> threads = context.getAsyncProcessorAwaitManager().browse();
AsyncProcessorAwaitManager.AwaitThread thread = threads.iterator().next();
// lets interrupt it
String id = thread.getExchange().getExchangeId();
context.getAsyncProcessorAwaitManager().interrupt(id);
}
})
.transform(constant("Hi Camel"))
.to("mock:result");
}
};
}
}