| /** |
| * 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.pig.backend.hadoop.executionengine.tez.util; |
| |
| import java.io.IOException; |
| import java.util.Map.Entry; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhysicalPlan; |
| import org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POStore; |
| import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezEdgeDescriptor; |
| import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOpPlanVisitor; |
| import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOperPlan; |
| import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOperator; |
| import org.apache.pig.impl.plan.OperatorKey; |
| import org.apache.pig.impl.plan.PlanWalker; |
| import org.apache.pig.impl.plan.VisitorException; |
| import org.apache.pig.impl.util.UDFContextSeparator; |
| import org.apache.pig.impl.util.UDFContextSeparator.UDFType; |
| |
| public class TezUDFContextSeparator extends TezOpPlanVisitor{ |
| |
| private UDFContextSeparator udfContextSeparator; |
| |
| public TezUDFContextSeparator(TezOperPlan plan, |
| PlanWalker<TezOperator, TezOperPlan> walker) { |
| super(plan, walker); |
| udfContextSeparator = new UDFContextSeparator(); |
| } |
| |
| @Override |
| public void visitTezOp(TezOperator tezOperator) throws VisitorException { |
| if (!tezOperator.isVertexGroup()) { |
| udfContextSeparator.setPlan(tezOperator.plan, tezOperator.getOperatorKey().toString()); |
| udfContextSeparator.visit(); |
| |
| for (Entry<OperatorKey, TezEdgeDescriptor> entry : tezOperator.outEdges.entrySet()) { |
| PhysicalPlan combinePlan = entry.getValue().combinePlan; |
| if (!combinePlan.isEmpty()) { |
| udfContextSeparator.setPlan(combinePlan, |
| tezOperator.getOperatorKey().toString() + "-" + entry.getKey().toString()); |
| udfContextSeparator.visit(); |
| } |
| } |
| } |
| } |
| |
| public void serializeUDFContext(Configuration conf, TezOperator tezOp) throws IOException { |
| // Serialize all - LoadFunc, StoreFunc, UserFunc |
| udfContextSeparator.serializeUDFContext(conf, tezOp.getOperatorKey().toString(), UDFType.values()); |
| } |
| |
| public void serializeUDFContext(Configuration conf, TezOperator tezOp, |
| UDFType udfType) throws IOException { |
| udfContextSeparator.serializeUDFContext(conf, tezOp.getOperatorKey().toString(), udfType); |
| } |
| |
| public void serializeUDFContextForEdge(Configuration conf, |
| TezOperator from, TezOperator to, UDFType udfType) throws IOException { |
| udfContextSeparator.serializeUDFContext(conf, |
| from.getOperatorKey().toString() + "-" + to.getOperatorKey().toString(), udfType); |
| } |
| |
| public void serializeUDFContext(Configuration conf, TezOperator tezOp, |
| POStore store) throws IOException { |
| udfContextSeparator.serializeUDFContext(conf, tezOp.getOperatorKey().toString(), store); |
| } |
| |
| } |