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.language.xquery.springboot;
  
  import java.io.File;
  import java.io.FileOutputStream;
  import java.util.concurrent.TimeUnit;
  import java.util.concurrent.atomic.AtomicInteger;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.EndpointInject;
  import org.apache.camel.Exchange;
  import org.apache.camel.Processor;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.builder.NotifyBuilder;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.spring.boot.CamelAutoConfiguration;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.test.annotation.DirtiesContext;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import org.apache.camel.test.spring.junit5.CamelSpringBootTest;
  import org.apache.camel.util.StopWatch;
  import org.apache.camel.util.TimeUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  @DirtiesContext
  @CamelSpringBootTest
  @SpringBootTest(classes = { CamelAutoConfiguration.class, XPathSplitChoicePerformanceTest.class,
          XPathSplitChoicePerformanceTest.TestConfiguration.class })
  public class XPathSplitChoicePerformanceTest extends FromFileBase {
  
      private static final Logger LOG = LoggerFactory.getLogger(XPathSplitChoicePerformanceTest.class);
  
      private int size = 20 * 1000;
      private final static AtomicInteger tiny = new AtomicInteger();
      private final static AtomicInteger small = new AtomicInteger();
      private final static AtomicInteger med = new AtomicInteger();
      private final static AtomicInteger large = new AtomicInteger();
      private final StopWatch watch = new StopWatch();
  
      @Autowired
      ProducerTemplate template;
  
      @Autowired
      CamelContext context;
  
      @EndpointInject("mock:result")
      protected MockEndpoint mock;
  
      @BeforeEach
      public void setUp() throws Exception {
          createDataFile(LOG, size);
      }
  
      @Test
      // @Disabled("Manual test")
      public void testXPathPerformanceRoute() throws Exception {
          NotifyBuilder notify = new NotifyBuilder(context).whenDone(size).create();
  
          boolean matches = notify.matches(60, TimeUnit.SECONDS);
          LOG.info("Processed file with {} elements in: {}", size, TimeUtils.printDuration(watch.taken()));
  
          LOG.info("Processed {} tiny messages", tiny.get());
          LOG.info("Processed {} small messages", small.get());
          LOG.info("Processed {} medium messages", med.get());
          LOG.info("Processed {} large messages", large.get());
  
          assertEquals((size / 10) * 4, tiny.get());
          assertEquals((size / 10) * 2, small.get());
          assertEquals((size / 10) * 3, med.get());
          assertEquals((size / 10) * 1, large.get());
  
          assertTrue(matches, "Should complete route");
      }
  
      // *************************************
      // Config
      // *************************************
  
      @Configuration
      public class TestConfiguration {
  
          @Bean
          public RouteBuilder routeBuilder() {
              return new RouteBuilder() {
                  @Override
                  public void configure() throws Exception {
                      from(fileUri("?noop=true")).process(new Processor() {
                          public void process(Exchange exchange) throws Exception {
                              log.info("Starting to process file");
                              watch.restart();
                          }
                      }).split().xpath("/orders/order").streaming().choice().when().xpath("/order/amount < 10")
                              .process(new Processor() {
                                  public void process(Exchange exchange) throws Exception {
                                      String xml = exchange.getIn().getBody(String.class);
                                      assertTrue(xml.contains("<amount>3</amount>"), xml);
  
                                      int num = tiny.incrementAndGet();
                                      if (num % 100 == 0) {
                                          log.info("Processed {} tiny messages", num);
                                          log.debug(xml);
                                      }
                                  }
                              }).when().xpath("/order/amount < 50").process(new Processor() {
                                  public void process(Exchange exchange) throws Exception {
                                      String xml = exchange.getIn().getBody(String.class);
                                      assertTrue(xml.contains("<amount>44</amount>"), xml);
  
                                      int num = small.incrementAndGet();
                                      if (num % 100 == 0) {
                                          log.info("Processed {} small messages", num);
                                          log.debug(xml);
                                      }
                                  }
                              }).when().xpath("/order/amount < 100").process(new Processor() {
                                  public void process(Exchange exchange) throws Exception {
                                      String xml = exchange.getIn().getBody(String.class);
                                      assertTrue(xml.contains("<amount>88</amount>"), xml);
  
                                      int num = med.incrementAndGet();
                                      if (num % 100 == 0) {
                                          log.info("Processed {} medium messages", num);
                                          log.debug(xml);
                                      }
                                  }
                              }).otherwise().process(new Processor() {
                                  public void process(Exchange exchange) throws Exception {
                                      String xml = exchange.getIn().getBody(String.class);
                                      assertTrue(xml.contains("<amount>123</amount>"), xml);
  
                                      int num = large.incrementAndGet();
                                      if (num % 100 == 0) {
                                          log.info("Processed {} large messages", num);
                                          log.debug(xml);
                                      }
                                  }
                              }).end() // choice
                              .end(); // split
                  }
              };
          }
      }
  
      public void createDataFile(Logger log, int size) throws Exception {
          deleteTestDirectory();
  
          log.info("Creating data file ...");
  
          File file = testDirectory(true).resolve("data.xml").toFile();
          FileOutputStream fos = new FileOutputStream(file, true);
          fos.write("<orders>\n".getBytes());
  
          for (int i = 0; i < size; i++) {
              fos.write("<order>\n".getBytes());
              fos.write(("  <id>" + i + "</id>\n").getBytes());
              int num = i % 10;
              if (num >= 0 && num <= 3) {
                  fos.write("  <amount>3</amount>\n".getBytes());
                  fos.write("  <customerId>333</customerId>\n".getBytes());
              } else if (num >= 4 && num <= 5) {
                  fos.write("  <amount>44</amount>\n".getBytes());
                  fos.write("  <customerId>444</customerId>\n".getBytes());
              } else if (num >= 6 && num <= 8) {
                  fos.write("  <amount>88</amount>\n".getBytes());
                  fos.write("  <customerId>888</customerId>\n".getBytes());
              } else {
                  fos.write("  <amount>123</amount>\n".getBytes());
                  fos.write("  <customerId>123123</customerId>\n".getBytes());
              }
              fos.write("  <description>bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla</description>\n"
                      .getBytes());
              fos.write("</order>\n".getBytes());
          }
  
          fos.write("</orders>".getBytes());
          fos.close();
  
          log.info("Creating data file done.");
      }
  }
  