/**
* 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.ArrayList;
import java.util.List;
import javax.xml.bind.annotation.XmlRootElement;
import org.apache.camel.ContextTestSupport;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.util.toolbox.AggregationStrategies;
public class AggregationStrategyBeanAdapterAllowNullTest extends ContextTestSupport {
private MyUserAppender appender = new MyUserAppender();
public void testAggregate() throws Exception {
getMockEndpoint("mock:result").expectedMessageCount(1);
template.sendBody("direct:start", new User("Claus"));
template.sendBody("direct:start", new User("James"));
template.sendBody("direct:start", new User("Jonathan"));
assertMockEndpointsSatisfied();
List<?> names = getMockEndpoint("mock:result").getReceivedExchanges().get(0).getIn().getBody(List.class);
assertEquals("Claus", names.get(0));
assertEquals("James", names.get(1));
assertEquals("Jonathan", names.get(2));
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
from("direct:start")
.aggregate(constant(true), AggregationStrategies.beanAllowNull(appender, "addUsers"))
.completionSize(3)
.to("mock:result");
}
};
}
public static final class MyUserAppender {
public List<String> addUsers(List<String> names, User user) {
if (names == null) {
names = new ArrayList<String>();
}
names.add(user.getName());
return names;
}
}
/**
* We support annotations on the types.
*/
@XmlRootElement(name = "user")
public static final class User {
private String name;
public User(String name) {
this.name = name;
}
public String getName() {
return name;
}
}
}