| /* |
| * 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.connector.basic; |
| |
| 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; |
| } |
| } |