| /* |
| * 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.eclipse.aether.transport.file; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| |
| import org.eclipse.aether.repository.RemoteRepository; |
| import org.eclipse.aether.spi.connector.transport.AbstractTransporter; |
| import org.eclipse.aether.spi.connector.transport.GetTask; |
| import org.eclipse.aether.spi.connector.transport.PeekTask; |
| import org.eclipse.aether.spi.connector.transport.PutTask; |
| import org.eclipse.aether.spi.connector.transport.TransportTask; |
| import org.eclipse.aether.spi.log.Logger; |
| import org.eclipse.aether.transfer.NoTransporterException; |
| |
| /** |
| * A transporter using {@link java.io.File}. |
| */ |
| final class FileTransporter |
| extends AbstractTransporter |
| { |
| |
| private final Logger logger; |
| |
| private final File basedir; |
| |
| public FileTransporter( RemoteRepository repository, Logger logger ) |
| throws NoTransporterException |
| { |
| if ( !"file".equalsIgnoreCase( repository.getProtocol() ) ) |
| { |
| throw new NoTransporterException( repository ); |
| } |
| this.logger = logger; |
| basedir = new File( PathUtils.basedir( repository.getUrl() ) ).getAbsoluteFile(); |
| } |
| |
| File getBasedir() |
| { |
| return basedir; |
| } |
| |
| public int classify( Throwable error ) |
| { |
| if ( error instanceof ResourceNotFoundException ) |
| { |
| return ERROR_NOT_FOUND; |
| } |
| return ERROR_OTHER; |
| } |
| |
| @Override |
| protected void implPeek( PeekTask task ) |
| throws Exception |
| { |
| getFile( task, true ); |
| } |
| |
| @Override |
| protected void implGet( GetTask task ) |
| throws Exception |
| { |
| File file = getFile( task, true ); |
| utilGet( task, new FileInputStream( file ), true, file.length(), false ); |
| } |
| |
| @Override |
| protected void implPut( PutTask task ) |
| throws Exception |
| { |
| File file = getFile( task, false ); |
| file.getParentFile().mkdirs(); |
| try |
| { |
| utilPut( task, new FileOutputStream( file ), true ); |
| } |
| catch ( Exception e ) |
| { |
| if ( !file.delete() && file.exists() ) |
| { |
| logger.debug( "Could not delete partial file " + file ); |
| } |
| throw e; |
| } |
| } |
| |
| private File getFile( TransportTask task, boolean required ) |
| throws Exception |
| { |
| String path = task.getLocation().getPath(); |
| if ( path.contains( "../" ) ) |
| { |
| throw new IllegalArgumentException( "Illegal resource path: " + path ); |
| } |
| File file = new File( basedir, path ); |
| if ( required && !file.exists() ) |
| { |
| throw new ResourceNotFoundException( "Could not locate " + file ); |
| } |
| return file; |
| } |
| |
| @Override |
| protected void implClose() |
| { |
| } |
| |
| } |