| /* |
| * 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.spark.plan; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.PrintStream; |
| |
| import org.apache.pig.impl.plan.OperatorPlan; |
| import org.apache.pig.impl.plan.VisitorException; |
| |
| /** |
| * A Plan used to create the physicalPlan of Spark Operators |
| */ |
| public class SparkOperPlan extends OperatorPlan<SparkOperator> { |
| |
| @Override |
| public String toString() { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| PrintStream ps = new PrintStream(baos); |
| SparkPrinter printer = new SparkPrinter(ps, this); |
| printer.setVerbose(true); |
| try { |
| printer.visit(); |
| } catch (VisitorException e) { |
| // TODO Auto-generated catch block |
| throw new RuntimeException( |
| "Unable to get String representation of plan:" + e, e); |
| } |
| return baos.toString(); |
| } |
| } |