| /** |
| * 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; |
| |
| import java.util.concurrent.CountDownLatch; |
| |
| 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.component.mock.MockEndpoint; |
| import org.apache.camel.impl.ThrottlingInflightRoutePolicy; |
| |
| /** |
| * @version |
| */ |
| public class ThrottlingInflightRoutePolicyContextScopeTest extends ContextTestSupport { |
| |
| private final CountDownLatch latch = new CountDownLatch(1); |
| |
| public void testThrottlingRoutePolicy() throws Exception { |
| // trigger one in flight from the start |
| template.sendBody("seda:bar", "Hello World"); |
| |
| MockEndpoint result = getMockEndpoint("mock:result"); |
| result.expectedBodiesReceived("A"); |
| |
| // only 1 message will get completed as the throttler will suspend the consumer |
| // when A is done |
| template.sendBody("direct:start", "A"); |
| |
| // need a little slack to ensure the seda consumer will be suspended in between |
| Thread.sleep(2000); |
| template.sendBody("direct:start", "B"); |
| |
| result.assertIsSatisfied(); |
| |
| result.reset(); |
| result.expectedBodiesReceived("B"); |
| |
| // trigger seda:bar to complete now, which should signal |
| // to the throttler to resume the seda:foo consumer, so B can get done |
| latch.countDown(); |
| |
| result.assertIsSatisfied(); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| ThrottlingInflightRoutePolicy policy = new ThrottlingInflightRoutePolicy(); |
| policy.setMaxInflightExchanges(1); |
| policy.setScope(ThrottlingInflightRoutePolicy.ThrottlingScope.Context); |
| |
| from("seda:bar") |
| .process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| latch.await(); |
| } |
| }).to("mock:bar"); |
| |
| from("direct:start") |
| .to("seda:foo"); |
| |
| from("seda:foo") |
| .routePolicy(policy) |
| .to("log:foo") |
| .to("mock:result"); |
| } |
| }; |
| } |
| } |