| /** |
| * 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.aggregator; |
| |
| import java.util.List; |
| |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| |
| /** |
| * Unit test for aggregate grouped exchanges. |
| */ |
| public class AggregateGroupedExchangeBatchSizeTest extends ContextTestSupport { |
| |
| @SuppressWarnings("unchecked") |
| public void testGrouped() throws Exception { |
| MockEndpoint result = getMockEndpoint("mock:result"); |
| |
| // we expect 1 or 2 messages since we group all we get in using the same correlation key |
| result.expectedMinimumMessageCount(1); |
| |
| // then we sent all the message at once |
| template.sendBody("direct:start", "100"); |
| template.sendBody("direct:start", "150"); |
| template.sendBody("direct:start", "130"); |
| template.sendBody("direct:start", "200"); |
| |
| assertMockEndpointsSatisfied(); |
| |
| Exchange out = result.getExchanges().get(0); |
| List<Exchange> grouped = out.getProperty(Exchange.GROUPED_EXCHANGE, List.class); |
| |
| assertTrue("Should be either 2 or 4, was " + grouped.size(), grouped.size() == 2 || grouped.size() == 4); |
| |
| assertEquals("100", grouped.get(0).getIn().getBody(String.class)); |
| assertEquals("150", grouped.get(1).getIn().getBody(String.class)); |
| |
| // wait a bit for the remainder to come in |
| Thread.sleep(1000); |
| |
| if (result.getReceivedCounter() == 2) { |
| |
| out = result.getExchanges().get(1); |
| grouped = out.getProperty(Exchange.GROUPED_EXCHANGE, List.class); |
| |
| assertEquals(2, grouped.size()); |
| |
| assertEquals("130", grouped.get(0).getIn().getBody(String.class)); |
| assertEquals("200", grouped.get(1).getIn().getBody(String.class)); |
| } |
| // END SNIPPET: e2 |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| public void configure() throws Exception { |
| // START SNIPPET: e1 |
| // our route is aggregating from the direct queue and sending the response to the mock |
| from("direct:start") |
| .log("Aggregator received ${body}") |
| // aggregated all use same expression |
| .aggregate(constant(true)).completionSize(2) |
| // wait for 0.5 seconds to aggregate |
| .completionTimeout(500L) |
| // group the exchanges so we get one single exchange containing all the others |
| .groupExchanges() |
| .to("mock:result"); |
| // END SNIPPET: e1 |
| } |
| }; |
| } |
| } |