content: package org.apache.archiva.repository.storage.mock;
  
  /*
   * 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.
   */
  
  import org.apache.archiva.repository.storage.AssetType;
  import org.apache.archiva.repository.storage.RepositoryStorage;
  import org.apache.archiva.repository.storage.StorageAsset;
  import org.apache.archiva.repository.storage.util.StorageUtil;
  import org.apache.commons.lang3.StringUtils;
  import org.mockito.ArgumentMatcher;
  import org.mockito.Mock;
  import org.mockito.Mockito;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import java.nio.ByteBuffer;
  import java.nio.channels.ReadableByteChannel;
  import java.nio.channels.WritableByteChannel;
  import java.nio.file.Path;
  import java.nio.file.Paths;
  import java.time.Instant;
  import java.util.ArrayList;
  import java.util.LinkedHashMap;
  import java.util.List;
  
  import static org.mockito.Matchers.any;
  
  public class MockAsset implements StorageAsset
  {
      private MockAsset parent;
      private String path;
      private String name;
      private LinkedHashMap<String, MockAsset> children = new LinkedHashMap<>( );
      private boolean container = false;
      private RepositoryStorage storage;
      private boolean exists = false;
  
  
      private boolean throwException;
  
      public MockAsset( String name ) {
          this.parent = null;
          this.name = name;
          this.path = "/";
      }
  
      public MockAsset( MockAsset parent, String name ) {
          if (parent!=null && "".equals(name)) {
              throw new RuntimeException( "Bad asset creation with empty name and parent" );
          }
          this.parent = parent;
          this.path = getPath( parent, name );
          this.name = name;
          this.storage = parent.getStorage( );
          parent.registerChild( this );
      }
  
      private String getPath(MockAsset parent, String name) {
  
          if (parent.hasParent() && !parent.getPath(  ).equals( "/" )) {
              return parent.getPath( ) + "/" + name;
          } else {
              return "/" + name;
          }
      }
  
      public void registerChild(MockAsset child) {
          children.putIfAbsent( child.getName(), child );
          this.container = true;
      }
  
      public void unregisterChild(MockAsset child) {
          children.remove( child.getName( ) );
      }
  
  
      public void setStorage(RepositoryStorage storage) {
          this.storage = storage;
      }
  
      public boolean isThrowException( )
      {
          return throwException;
      }
  
      public void setThrowException( boolean throwException )
      {
          this.throwException = throwException;
      }
  
      @Override
      public RepositoryStorage getStorage( )
      {
          return storage;
      }
  
      @Override
      public String getPath( )
      {
          return this.path;
      }
  
      @Override
      public String getName( )
      {
          return this.name;
      }
  
      @Override
      public Instant getModificationTime( )
      {
          return Instant.now();
      }
  
      @Override
      public boolean isContainer( )
      {
          return this.container;
      }
  
      @Override
      public boolean isLeaf( )
      {
          return !this.container;
      }
  
      @Override
      public List<MockAsset> list( )
      {
          return new ArrayList( children.values( ) );
      }
  
      @Override
      public long getSize( )
      {
          return 0;
      }
  
      @Override
      public InputStream getReadStream( ) throws IOException
      {
          return Mockito.mock( InputStream.class );
      }
  
      @Override
      public ReadableByteChannel getReadChannel( ) throws IOException
      {
          ReadableByteChannel channel = Mockito.mock( ReadableByteChannel.class );
          Mockito.when( channel.read( any( ByteBuffer.class ) ) ).thenReturn( -1 );
          return channel;
      }
  
      @Override
      public OutputStream getWriteStream( boolean replace ) throws IOException
      {
          return Mockito.mock( OutputStream.class );
      }
  
      @Override
      public WritableByteChannel getWriteChannel( boolean replace ) throws IOException
      {
          this.exists = true;
          return Mockito.mock( WritableByteChannel.class );
      }
  
      @Override
      public boolean replaceDataFromFile( Path newData ) throws IOException
      {
          return false;
      }
  
      @Override
      public boolean exists( )
      {
          return exists;
      }
  
      @Override
      public void create( ) throws IOException
      {
          this.exists = true;
      }
  
      @Override
      public void create( AssetType type ) throws IOException
      {
          if (type.equals( AssetType.CONTAINER )) {
              this.container = true;
          }
          this.exists = true;
      }
  
      @Override
      public Path getFilePath( ) throws UnsupportedOperationException
      {
          return null;
      }
  
      @Override
      public boolean isFileBased( )
      {
          return false;
      }
  
      @Override
      public boolean hasParent( )
      {
          return this.parent != null;
      }
  
      @Override
      public MockAsset getParent( )
      {
          return this.parent;
      }
  
      @Override
      public StorageAsset resolve( String toPath )
      {
          if (children.containsKey( toPath )) {
              return children.get( toPath );
          } else {
              if (toPath.startsWith( "/" )) {
                  toPath = StringUtils.removeStart( toPath, "/" );
              }
              if ( "".equals( toPath ) )
              {
                  return this;
              }
              String[] destPath = toPath.split( "/" );
              StringBuilder destPathStr = new StringBuilder( );
              MockAsset destParent = this;
              for (int i=0; i<destPath.length; i++) {
                  destPathStr.append( "/" ).append( destPath[i] );
                  StorageAsset child = storage.getAsset( destPathStr.toString( ) );
                  if (child!=null) {
                      destParent = (MockAsset) child;
                  } else
                  {
                      System.out.println( "Resolve " + destParent.getPath( ) + " -- " + destPath[i] );
                      destParent = new MockAsset( destParent, destPath[i] );
                  }
              }
              return destParent;
          }
      }
  
      @Override
      public String relativize( StorageAsset asset )
      {
          System.out.println( "relativize this " + this.getPath( ) + " -> other " + asset.getPath( ) );
          if (asset.isFileBased()) {
              return Paths.get( getPath( ) ).relativize( asset.getFilePath( ) ).toString();
          } else {
              return StringUtils.removeStart( asset.getPath( ), this.getPath( ) );
          }
      }
  
      @Override
      public String toString( )
      {
          return getPath();
      }
  
      @Override
      public boolean equals( Object o )
      {
          if ( this == o ) return true;
          if ( o == null || getClass( ) != o.getClass( ) ) return false;
  
          MockAsset mockAsset = (MockAsset) o;
  
          return path.equals( mockAsset.path );
      }
  
      @Override
      public int hashCode( )
      {
          return path.hashCode( );
      }
  }
  