| package org.eclipse.aether.connector.basic; |
| |
| /* |
| * 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 java.nio.ByteBuffer; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| import org.eclipse.aether.spi.connector.Transfer; |
| import org.eclipse.aether.spi.connector.transport.TransportListener; |
| import org.eclipse.aether.transfer.TransferCancelledException; |
| import org.eclipse.aether.transfer.TransferEvent; |
| import org.eclipse.aether.transfer.TransferEvent.EventType; |
| import org.eclipse.aether.transfer.TransferListener; |
| |
| class TransferTransportListener<T extends Transfer> |
| extends TransportListener |
| { |
| |
| private final T transfer; |
| |
| private final TransferListener listener; |
| |
| private final TransferEvent.Builder eventBuilder; |
| |
| private ChecksumCalculator checksumCalculator; |
| |
| protected TransferTransportListener( T transfer, TransferEvent.Builder eventBuilder ) |
| { |
| this.transfer = transfer; |
| this.listener = transfer.getListener(); |
| this.eventBuilder = eventBuilder; |
| } |
| |
| protected T getTransfer() |
| { |
| return transfer; |
| } |
| |
| public void transferInitiated() |
| throws TransferCancelledException |
| { |
| if ( listener != null ) |
| { |
| eventBuilder.resetType( EventType.INITIATED ); |
| listener.transferInitiated( eventBuilder.build() ); |
| } |
| } |
| |
| @Override |
| public void transportStarted( long dataOffset, long dataLength ) |
| throws TransferCancelledException |
| { |
| if ( checksumCalculator != null ) |
| { |
| checksumCalculator.init( dataOffset ); |
| } |
| if ( listener != null ) |
| { |
| eventBuilder.resetType( EventType.STARTED ).setTransferredBytes( dataOffset ); |
| TransferEvent event = eventBuilder.build(); |
| event.getResource().setContentLength( dataLength ).setResumeOffset( dataOffset ); |
| listener.transferStarted( event ); |
| } |
| } |
| |
| @Override |
| public void transportProgressed( ByteBuffer data ) |
| throws TransferCancelledException |
| { |
| if ( checksumCalculator != null ) |
| { |
| checksumCalculator.update( data ); |
| } |
| if ( listener != null ) |
| { |
| eventBuilder.resetType( EventType.PROGRESSED ).addTransferredBytes( data.remaining() ).setDataBuffer( data ); |
| listener.transferProgressed( eventBuilder.build() ); |
| } |
| } |
| |
| public void transferCorrupted( Exception exception ) |
| throws TransferCancelledException |
| { |
| if ( listener != null ) |
| { |
| eventBuilder.resetType( EventType.CORRUPTED ).setException( exception ); |
| listener.transferCorrupted( eventBuilder.build() ); |
| } |
| } |
| |
| public void transferFailed( Exception exception, int classification ) |
| { |
| if ( listener != null ) |
| { |
| eventBuilder.resetType( EventType.FAILED ).setException( exception ); |
| listener.transferFailed( eventBuilder.build() ); |
| } |
| } |
| |
| public void transferSucceeded() |
| { |
| if ( listener != null ) |
| { |
| eventBuilder.resetType( EventType.SUCCEEDED ); |
| listener.transferSucceeded( eventBuilder.build() ); |
| } |
| } |
| |
| public Map<String, Object> getChecksums() |
| { |
| if ( checksumCalculator == null ) |
| { |
| return Collections.emptyMap(); |
| } |
| return checksumCalculator.get(); |
| } |
| |
| public void setChecksumCalculator( ChecksumCalculator checksumCalculator ) |
| { |
| this.checksumCalculator = checksumCalculator; |
| } |
| |
| } |