001package org.apache.maven.artifact.resolver;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *  http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.io.File;
023import java.io.InputStream;
024
025import org.apache.maven.wagon.ResourceDoesNotExistException;
026import org.apache.maven.wagon.TransferFailedException;
027import org.apache.maven.wagon.authorization.AuthorizationException;
028import org.apache.maven.wagon.events.TransferListener;
029import org.apache.maven.wagon.providers.file.FileWagon;
030import org.apache.maven.wagon.resource.Resource;
031
032/**
033 * Wagon used for test cases that annotates some methods. Note that this is not a thread-safe implementation. 
034 */
035public class TestFileWagon
036    extends FileWagon
037{
038    private TestTransferListener testTransferListener;
039    private boolean insideGet;
040
041    protected void getTransfer( Resource resource, 
042                                File destination, 
043                                InputStream input, 
044                                boolean closeInput, 
045                                int maxSize )
046        throws TransferFailedException
047    {
048        addTransfer( "getTransfer " + resource.getName() );
049        super.getTransfer( resource, destination, input, closeInput, maxSize );
050    }
051
052    public void get( String resourceName, File destination )
053        throws TransferFailedException, 
054               ResourceDoesNotExistException, 
055               AuthorizationException
056    {
057        addTransfer( "get " + resourceName );
058        
059        insideGet = true;
060        
061        super.get( resourceName, destination );
062        
063        insideGet = false;
064    }
065
066    private void addTransfer( String resourceName )
067    {
068        if ( testTransferListener != null )
069        {
070            testTransferListener.addTransfer( resourceName );
071        }
072    }
073
074    public boolean getIfNewer( String resourceName, File destination, long timestamp )
075        throws TransferFailedException, 
076               ResourceDoesNotExistException, 
077               AuthorizationException
078    {
079        if ( !insideGet )
080        {
081            addTransfer( "getIfNewer " + resourceName );
082        }
083        return super.getIfNewer( resourceName, destination, timestamp );
084    }
085
086    public void addTransferListener( TransferListener listener )
087    {
088        if ( listener instanceof TestTransferListener )
089        {
090            testTransferListener = (TestTransferListener) listener;
091        }
092        super.addTransferListener( listener );
093    }
094}