| /* |
| * 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.apache.cassandra.streaming.messages; |
| |
| import java.io.IOException; |
| import java.nio.channels.Channels; |
| import java.nio.channels.ReadableByteChannel; |
| import java.util.Optional; |
| |
| import org.apache.cassandra.io.sstable.SSTableMultiWriter; |
| import org.apache.cassandra.io.util.DataInputPlus; |
| import org.apache.cassandra.io.util.DataInputPlus.DataInputStreamPlus; |
| |
| import org.apache.cassandra.io.util.DataOutputStreamPlus; |
| import org.apache.cassandra.streaming.StreamReader; |
| import org.apache.cassandra.streaming.StreamSession; |
| import org.apache.cassandra.streaming.compress.CompressedStreamReader; |
| import org.apache.cassandra.utils.JVMStabilityInspector; |
| |
| import static org.apache.cassandra.utils.Throwables.extractIOExceptionCause; |
| |
| /** |
| * IncomingFileMessage is used to receive the part(or whole) of a SSTable data file. |
| */ |
| public class IncomingFileMessage extends StreamMessage |
| { |
| public static Serializer<IncomingFileMessage> serializer = new Serializer<IncomingFileMessage>() |
| { |
| @SuppressWarnings("resource") |
| public IncomingFileMessage deserialize(ReadableByteChannel in, int version, StreamSession session) throws IOException |
| { |
| DataInputPlus input = new DataInputStreamPlus(Channels.newInputStream(in)); |
| FileMessageHeader header = FileMessageHeader.serializer.deserialize(input, version); |
| StreamReader reader = !header.isCompressed() ? new StreamReader(header, session) |
| : new CompressedStreamReader(header, session); |
| |
| try |
| { |
| return new IncomingFileMessage(reader.read(in), header); |
| } |
| catch (Throwable t) |
| { |
| JVMStabilityInspector.inspectThrowable(t); |
| throw t; |
| } |
| } |
| |
| public void serialize(IncomingFileMessage message, DataOutputStreamPlus out, int version, StreamSession session) |
| { |
| throw new UnsupportedOperationException("Not allowed to call serialize on an incoming file"); |
| } |
| }; |
| |
| public FileMessageHeader header; |
| public SSTableMultiWriter sstable; |
| |
| public IncomingFileMessage(SSTableMultiWriter sstable, FileMessageHeader header) |
| { |
| super(Type.FILE); |
| this.header = header; |
| this.sstable = sstable; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "File (" + header + ", file: " + sstable.getFilename() + ")"; |
| } |
| } |
| |