/*
* 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,
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* See the License for the specific language governing permissions and
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*/
package org.apache.pig.tez;
import org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhysicalPlan;
import org.apache.pig.backend.hadoop.executionengine.tez.TezLauncher;
import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezPlanContainer;
import org.apache.pig.backend.hadoop.executionengine.util.MapRedUtil;
import org.apache.pig.impl.PigContext;
import org.apache.pig.newplan.logical.relational.LogicalPlan;
import org.apache.pig.test.Util;
public class TezUtil {
public static TezPlanContainer buildTezPlanContainer(String query, PigContext pc) throws Exception {
LogicalPlan lp = Util.parse(query, pc);
Util.optimizeNewLP(lp);
PhysicalPlan pp = Util.buildPhysicalPlanFromNewLP(lp, pc);
TezPlanContainer tezPlanContainer = buildTezPlanWithOptimizer(pp, pc);
return tezPlanContainer;
}
public static TezPlanContainer buildTezPlanWithOptimizer(PhysicalPlan pp, PigContext pc) throws Exception {
MapRedUtil.checkLeafIsStore(pp, pc);
TezLauncher launcher = new TezLauncher();
return launcher.compile(pp, pc);
}
}