/*
    * 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.maven.artifact.resolver;
  
  import java.io.File;
  import java.io.InputStream;
  
  import org.apache.maven.wagon.ResourceDoesNotExistException;
  import org.apache.maven.wagon.TransferFailedException;
  import org.apache.maven.wagon.authorization.AuthorizationException;
  import org.apache.maven.wagon.events.TransferListener;
  import org.apache.maven.wagon.providers.file.FileWagon;
  import org.apache.maven.wagon.resource.Resource;
  
  /**
   * Wagon used for test cases that annotate some methods. Note that this is not a thread-safe implementation.
   */
  public class TestFileWagon extends FileWagon {
      private TestTransferListener testTransferListener;
      private boolean insideGet;
  
      @Deprecated
      protected void getTransfer(Resource resource, File destination, InputStream input, boolean closeInput, int maxSize)
              throws TransferFailedException {
          addTransfer("getTransfer " + resource.getName());
          super.getTransfer(resource, destination, input, closeInput, maxSize);
      }
  
      public void get(String resourceName, File destination)
              throws TransferFailedException, ResourceDoesNotExistException, AuthorizationException {
          addTransfer("get " + resourceName);
  
          insideGet = true;
  
          super.get(resourceName, destination);
  
          insideGet = false;
      }
  
      private void addTransfer(String resourceName) {
          if (testTransferListener != null) {
              testTransferListener.addTransfer(resourceName);
          }
      }
  
      public boolean getIfNewer(String resourceName, File destination, long timestamp)
              throws TransferFailedException, ResourceDoesNotExistException, AuthorizationException {
          if (!insideGet) {
              addTransfer("getIfNewer " + resourceName);
          }
          return super.getIfNewer(resourceName, destination, timestamp);
      }
  
      public void addTransferListener(TransferListener listener) {
          if (listener instanceof TestTransferListener) {
              testTransferListener = (TestTransferListener) listener;
          }
          super.addTransferListener(listener);
      }
  }