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.sql.aggregation;
  
  import org.apache.camel.EndpointInject;
  import org.apache.camel.Exchange;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.component.sql.BaseSql;
  import org.apache.camel.processor.aggregate.jdbc.JdbcAggregationRepository;
  import org.apache.camel.spring.boot.CamelAutoConfiguration;
  import org.apache.camel.test.spring.junit5.CamelSpringBootTest;
  import org.junit.jupiter.api.Test;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.jdbc.datasource.DataSourceTransactionManager;
  import org.springframework.test.annotation.DirtiesContext;
  import org.springframework.transaction.PlatformTransactionManager;
  
  import javax.sql.DataSource;
  import java.util.concurrent.TimeUnit;
  
  @DirtiesContext(classMode = DirtiesContext.ClassMode.AFTER_CLASS)
  @CamelSpringBootTest
  @SpringBootTest(classes = { CamelAutoConfiguration.class, JdbcAggregateRecoverDeadLetterChannelTest.class,
          JdbcAggregateRecoverDeadLetterChannelTest.TestConfiguration.class, BaseSql.TestConfiguration.class })
  public class JdbcAggregateRecoverDeadLetterChannelTest extends BaseSql {
  
      @EndpointInject("mock:result")
      protected MockEndpoint resultEndpoint;
  
      @EndpointInject("mock:aggregated")
      protected MockEndpoint aggregatedEndpoint;
  
      @EndpointInject("mock:dead")
      protected MockEndpoint deadEndpoint;
  
      @Test
      public void testJdbcAggregateRecoverDeadLetterChannel() throws Exception {
          // should fail all times
          resultEndpoint.expectedMessageCount(0);
          aggregatedEndpoint.expectedMessageCount(4);
          deadEndpoint.expectedBodiesReceived("ABCDE");
          deadEndpoint.message(0).header(Exchange.REDELIVERED).isEqualTo(Boolean.TRUE);
          deadEndpoint.message(0).header(Exchange.REDELIVERY_COUNTER).isEqualTo(3);
  
          template.sendBodyAndHeader("direct:start", "A", "id", 123);
          template.sendBodyAndHeader("direct:start", "B", "id", 123);
          template.sendBodyAndHeader("direct:start", "C", "id", 123);
          template.sendBodyAndHeader("direct:start", "D", "id", 123);
          template.sendBodyAndHeader("direct:start", "E", "id", 123);
  
          assertMockEndpointsSatisfied();
      }
  
      // *************************************
      // Config
      // *************************************
  
      @Configuration
      public static class TestConfiguration {
  
          @Bean
          public PlatformTransactionManager transactionManager(DataSource dataSource) {
              return new DataSourceTransactionManager(dataSource);
          }
  
          @Bean
          public DataSource dataSource() {
              return initDb("sql/init.sql");
          }
  
          @Bean
          public JdbcAggregationRepository jdbcAggregationRepository(DataSource dataSource,
                  PlatformTransactionManager transactionManager) {
              JdbcAggregationRepository repo = new JdbcAggregationRepository(transactionManager, "aggregationRepo1",
                      dataSource);
  
              // enable recovery
              repo.setUseRecovery(true);
              // exhaust after at most 3 attempts
              repo.setMaximumRedeliveries(3);
              // and move to this dead letter channel
              repo.setDeadLetterUri("mock:dead");
              // check faster
              repo.setRecoveryInterval(500, TimeUnit.MILLISECONDS);
  
              return repo;
          }
  
          @Bean
          public RouteBuilder routeBuilder(JdbcAggregationRepository repo) {
              return new RouteBuilder() {
                  @Override
                  public void configure() throws Exception {
                      deadLetterChannel("mock:error");
  
                      from("direct:start").aggregate(header("id"), new MyAggregationStrategy()).completionSize(5)
                              .aggregationRepository(repo).log("aggregated exchange id ${exchangeId} with ${body}")
                              .to("mock:aggregated").throwException(new IllegalArgumentException("Damn"))
                              .to("mock:result").end();
                  }
              };
          }
      }
  }
  