| /* |
| * 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.ignite.internal.processors.hadoop; |
| |
| import java.io.Externalizable; |
| import java.io.IOException; |
| import java.io.ObjectInput; |
| import java.io.ObjectOutput; |
| import java.nio.ByteBuffer; |
| import java.util.UUID; |
| import org.apache.ignite.internal.processors.cache.GridCacheInternal; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.plugin.extensions.communication.Message; |
| import org.apache.ignite.plugin.extensions.communication.MessageReader; |
| import org.apache.ignite.plugin.extensions.communication.MessageWriter; |
| |
| /** |
| * Job ID. |
| */ |
| public class HadoopJobId implements Message, GridCacheInternal, Externalizable { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** */ |
| private UUID nodeId; |
| |
| /** */ |
| private int jobId; |
| |
| /** |
| * For {@link Externalizable}. |
| */ |
| public HadoopJobId() { |
| // No-op. |
| } |
| |
| /** |
| * @param nodeId Node ID. |
| * @param jobId Job ID. |
| */ |
| public HadoopJobId(UUID nodeId, int jobId) { |
| this.nodeId = nodeId; |
| this.jobId = jobId; |
| } |
| |
| public UUID globalId() { |
| return nodeId; |
| } |
| |
| public int localId() { |
| return jobId; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean writeTo(ByteBuffer buf, MessageWriter writer) { |
| writer.setBuffer(buf); |
| |
| if (!writer.isHeaderWritten()) { |
| if (!writer.writeHeader(directType(), fieldsCount())) |
| return false; |
| |
| writer.onHeaderWritten(); |
| } |
| |
| switch (writer.state()) { |
| case 0: |
| if (!writer.writeInt("jobId", jobId)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 1: |
| if (!writer.writeUuid("nodeId", nodeId)) |
| return false; |
| |
| writer.incrementState(); |
| |
| } |
| |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean readFrom(ByteBuffer buf, MessageReader reader) { |
| reader.setBuffer(buf); |
| |
| if (!reader.beforeMessageRead()) |
| return false; |
| |
| switch (reader.state()) { |
| case 0: |
| jobId = reader.readInt("jobId"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 1: |
| nodeId = reader.readUuid("nodeId"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| } |
| |
| return reader.afterMessageRead(HadoopJobId.class); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public short directType() { |
| return -39; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public byte fieldsCount() { |
| return 2; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void onAckReceived() { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void writeExternal(ObjectOutput out) throws IOException { |
| U.writeUuid(out, nodeId); |
| out.writeInt(jobId); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { |
| nodeId = U.readUuid(in); |
| jobId = in.readInt(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean equals(Object o) { |
| if (this == o) |
| return true; |
| |
| if (o == null || getClass() != o.getClass()) |
| return false; |
| |
| HadoopJobId that = (HadoopJobId) o; |
| |
| if (jobId != that.jobId) |
| return false; |
| |
| if (!nodeId.equals(that.nodeId)) |
| return false; |
| |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int hashCode() { |
| return 31 * nodeId.hashCode() + jobId; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return nodeId + "_" + jobId; |
| } |
| } |