/**
 * 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 org.apache.camel.ContextTestSupport;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.support.SynchronizationAdapter;

/**
 * @version 
 */
public class OnCompletionContainsTest extends ContextTestSupport {

	class SimpleSynchronizationAdapter extends SynchronizationAdapter {
		private String endPoint;
		private String body;

		SimpleSynchronizationAdapter(String endPoint, String body) {
			super();
			this.endPoint = endPoint;
			this.body = body;
		}
		
		@Override
		public void onDone(Exchange exchange) {
			template.sendBody(endPoint, body);
		}

		@Override
		public String toString() {
			return body;
		}
	}

    public void testOnCompletionContainsTest() throws Exception {
        getMockEndpoint("mock:sync").expectedBodiesReceived("C", "B", "B", "A", "Hello World");
        getMockEndpoint("mock:result").expectedBodiesReceived("Hello World");

        template.sendBody("direct:start", "Hello World");

        assertMockEndpointsSatisfied();
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                onCompletion().to("mock:sync");

                from("direct:start")
                    .process(new Processor() {
                        public void process(Exchange exchange) throws Exception {
							SynchronizationAdapter adapter = new SimpleSynchronizationAdapter("mock:sync", "A");
                            exchange.addOnCompletion(adapter);

							// should not add the adapter again as we already have it
							if (!exchange.containsOnCompletion(adapter)) {
								exchange.addOnCompletion(adapter);
							}

							adapter = new SimpleSynchronizationAdapter("mock:sync", "B");
                            exchange.addOnCompletion(adapter);

							// now add the B again as we want to test that this also work
							if (exchange.containsOnCompletion(adapter)) {
								exchange.addOnCompletion(adapter);
							}

                            // add a C that is no a SimpleSynchronizationAdapter class
                            exchange.addOnCompletion(new SynchronizationAdapter() {
                                @Override
                                public void onDone(Exchange exchange) {
                                    template.sendBody("mock:sync", "C");
                                }

                                @Override
                                public String toString() {
                                    return "C";
                                }
                            });
                        }
                    })
                    .to("mock:result");
            }
        };
    }

}
