| /** |
| * 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.tez.runtime.api.impl; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import org.apache.hadoop.io.Writable; |
| import org.apache.hadoop.util.StringInterner; |
| import org.apache.tez.dag.api.InputDescriptor; |
| |
| public class InputSpec implements Writable { |
| |
| private String sourceVertexName; |
| private InputDescriptor inputDescriptor; |
| private int physicalEdgeCount; |
| |
| public InputSpec() { |
| } |
| |
| public InputSpec(String sourceVertexName, InputDescriptor inputDescriptor, |
| int physicalEdgeCount) { |
| this.sourceVertexName = StringInterner.weakIntern(sourceVertexName); |
| this.inputDescriptor = inputDescriptor; |
| this.physicalEdgeCount = physicalEdgeCount; |
| } |
| |
| public String getSourceVertexName() { |
| return sourceVertexName; |
| } |
| |
| public InputDescriptor getInputDescriptor() { |
| return inputDescriptor; |
| } |
| |
| public void setInputDescriptor(InputDescriptor inputDescriptor) { |
| this.inputDescriptor = inputDescriptor; |
| } |
| |
| public int getPhysicalEdgeCount() { |
| return physicalEdgeCount; |
| } |
| |
| @Override |
| public void write(DataOutput out) throws IOException { |
| // TODO TEZ-305 convert this to PB |
| out.writeUTF(sourceVertexName); |
| out.writeInt(physicalEdgeCount); |
| inputDescriptor.write(out); |
| } |
| |
| @Override |
| public void readFields(DataInput in) throws IOException { |
| sourceVertexName = StringInterner.weakIntern(in.readUTF()); |
| physicalEdgeCount = in.readInt(); |
| inputDescriptor = new InputDescriptor(); |
| inputDescriptor.readFields(in); |
| } |
| |
| public String toString() { |
| return "{ sourceVertexName=" + sourceVertexName |
| + ", physicalEdgeCount=" + physicalEdgeCount |
| + ", inputClassName=" + inputDescriptor.getClassName() |
| + " }"; |
| } |
| |
| } |