content: /*
   * 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.component.mina;
  
  import org.apache.camel.BindToRegistry;
  import org.apache.camel.CamelExchangeException;
  import org.apache.camel.RuntimeCamelException;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.mina.core.buffer.IoBuffer;
  import org.apache.mina.core.session.IoSession;
  import org.apache.mina.filter.codec.ProtocolCodecFactory;
  import org.apache.mina.filter.codec.ProtocolDecoder;
  import org.apache.mina.filter.codec.ProtocolDecoderOutput;
  import org.apache.mina.filter.codec.ProtocolEncoder;
  import org.apache.mina.filter.codec.ProtocolEncoderOutput;
  import org.junit.jupiter.api.Test;
  
  import static org.apache.camel.test.junit5.TestSupport.assertIsInstanceOf;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  /**
   * Unit test to test what happens if remote server closes session but doesn't reply
   */
  public class MinaNoResponseFromServerTest extends BaseMinaTest {
  
      @BindToRegistry("myCodec")
      private final MyCodec codec1 = new MyCodec();
  
      @Test
      public void testNoResponse() throws Exception {
          MockEndpoint mock = getMockEndpoint("mock:result");
          mock.expectedMessageCount(0);
  
          final String format = String.format("mina:tcp://localhost:%1$s?sync=true&codec=#myCodec", getPort());
          RuntimeCamelException e = assertThrows(RuntimeCamelException.class,
                  () -> template.requestBody(format, "Hello World"),
                  "Should throw a CamelExchangeException");
  
          assertIsInstanceOf(CamelExchangeException.class, e.getCause());
          mock.assertIsSatisfied();
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          return new RouteBuilder() {
  
              public void configure() {
                  fromF("mina:tcp://localhost:%1$s?sync=true&codec=#myCodec", getPort())
                          .transform(constant("Bye World")).to("mock:result");
              }
          };
      }
  
      private static class MyCodec implements ProtocolCodecFactory {
  
          @Override
          public ProtocolEncoder getEncoder(IoSession session) {
              return new ProtocolEncoder() {
  
                  public void encode(IoSession ioSession, Object message, ProtocolEncoderOutput out) {
                      // close session instead of returning a reply
                      ioSession.closeNow();
                  }
  
                  public void dispose(IoSession ioSession) {
                      // do nothing
                  }
              };
  
          }
  
          @Override
          public ProtocolDecoder getDecoder(IoSession session) {
              return new ProtocolDecoder() {
  
                  public void decode(IoSession ioSession, IoBuffer in, ProtocolDecoderOutput out) {
                      // close session instead of returning a reply
                      ioSession.closeNow();
                  }
  
                  public void finishDecode(IoSession ioSession, ProtocolDecoderOutput protocolDecoderOutput) {
                      // do nothing
                  }
  
                  public void dispose(IoSession ioSession) {
                      // do nothing
                  }
              };
          }
      }
  }
  