content: /*
   * JBoss, Home of Professional Open Source
   * Copyright 2014 Red Hat Inc. and/or its affiliates and other contributors
   * as indicated by the @authors tag. All rights reserved.
   * See the copyright.txt in the distribution for a
   * full listing of individual contributors.
   *
   * Licensed 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.aesh.io;
  
  import org.aesh.io.filter.ResourceFilter;
  
  import java.io.BufferedInputStream;
  import java.io.FileNotFoundException;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import java.nio.file.LinkOption;
  import java.nio.file.StandardCopyOption;
  import java.nio.file.attribute.BasicFileAttributes;
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * @author <a href="mailto:stale.pedersen@jboss.org">Ståle W. Pedersen</a>
   */
  public class PipelineResource implements Resource {
  
      private final BufferedInputStream inputStream;
  
      public PipelineResource(BufferedInputStream inputStream) {
         this.inputStream = inputStream;
      }
  
      @Override
      public String getName() {
          return "";
      }
  
      @Override
      public String getAbsolutePath() {
          return "";
      }
  
      @Override
      public boolean isLeaf() {
          return true;
      }
  
      @Override
      public boolean isDirectory() {
          return false;
      }
  
      @Override
      public boolean isSymbolicLink() {
          return false;
      }
  
      @Override
      public Resource readSymbolicLink() throws IOException {
          return null;
      }
  
      @Override
      public boolean exists() {
          return true;
      }
  
      @Override
      public boolean mkdirs() {
          return false;
      }
  
      @Override
      public boolean delete() {
          return false;
      }
  
      @Override
      public void move(Resource target) throws IOException {
          //NO OP
      }
  
      @Override
      public Resource getParent() {
          return null;
      }
  
      @Override
      public List<Resource> list() {
          return new ArrayList<>();
      }
  
      @Override
      public List<Resource> list(ResourceFilter filter) {
          return new ArrayList<>();
      }
  
      @Override
      public List<Resource> listRoots() {
          return new ArrayList<>();
      }
  
      @Override
      public List<Resource> resolve(Resource cwd) {
          return new ArrayList<>();
      }
  
      @Override
      public OutputStream write(boolean append) throws FileNotFoundException {
          return null;
      }
  
      @Override
      public InputStream read() throws FileNotFoundException {
          return inputStream;
      }
  
      @Override
      public <A extends BasicFileAttributes> A readAttributes(Class<A> type, LinkOption... options) throws IOException {
          return null;
      }
  
      @Override
      public Resource newInstance(String path) {
          return new FileResource(path);
      }
  
      @Override
      public Resource copy(Resource destination) throws IOException {
  
          if(destination instanceof FileResource) {
              java.nio.file.Files.copy(
                      inputStream,
                      ((FileResource) destination).getFile().toPath(),
                      StandardCopyOption.REPLACE_EXISTING);
          }
  
          return destination;
      }
  
      @Override
      public boolean setLastModified(long time) {
          return false;
      }
  
      @Override
      public long lastModified() {
          return 0;
      }
  
      @Override
      public void setLastAccessed(long time) throws IOException {
  
      }
  
      @Override
      public long lastAccessed() throws IOException {
          return 0;
      }
  }
  