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.asterix.test.base;
  
  import java.io.File;
  import java.lang.annotation.Retention;
  import java.lang.annotation.RetentionPolicy;
  import java.lang.reflect.Method;
  
  import org.junit.rules.TestWatcher;
  import org.junit.runner.Description;
  
  public class RetainLogsRule extends TestWatcher {
      private final File baseDir;
      private final File destDir;
      private final Object instance;
      private long startTime;
  
      public RetainLogsRule(File baseDir, File destDir, Object instance) {
          this.baseDir = baseDir;
          this.destDir = destDir;
          this.instance = instance;
      }
  
      public RetainLogsRule(String baseDir, String destDir, Object instance) {
          this(new File(baseDir), new File(destDir), instance);
      }
  
      @Override
      protected void starting(Description description) {
          startTime = System.currentTimeMillis();
      }
  
      @Override
      protected void failed(Throwable e, Description description) {
          File reportDir =
                  new File(destDir, description.getTestClass().getSimpleName() + "." + description.getMethodName());
          reportDir.mkdirs();
          try {
              AsterixTestHelper.deepSelectiveCopy(baseDir, reportDir,
                      pathname -> pathname.getName().endsWith("log") && pathname.lastModified() > startTime);
          } catch (Exception e1) {
              e1.printStackTrace();
          }
      }
  
      @Override
      protected void finished(Description description) {
          if (instance != null) {
              for (Method m : instance.getClass().getMethods()) {
                  if (m.isAnnotationPresent(After.class)) {
                      try {
                          m.invoke(instance);
                      } catch (Exception e) {
                          throw new RuntimeException(e);
                      }
                  }
              }
          }
      }
  
      @Retention(RetentionPolicy.RUNTIME)
      public @interface After {
      }
  }
  