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Declarative Machine Learning
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/*
 * 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.sysml.lops;

import org.apache.sysml.lops.LopProperties.ExecLocation;
import org.apache.sysml.lops.LopProperties.ExecType;
import org.apache.sysml.lops.compile.JobType;
import org.apache.sysml.parser.Expression.DataType;
import org.apache.sysml.parser.Expression.ValueType;


public class PMapMult extends Lop 
{	
	public static final String OPCODE = "pmapmm";

	public PMapMult(Lop input1, Lop input2, DataType dt, ValueType vt) 
		throws LopsException 
	{
		super(Lop.Type.MapMult, dt, vt);		
		this.addInput(input1);
		this.addInput(input2);
		input1.addOutput(this);
		input2.addOutput(this);
		
		//setup MR parameters 
		boolean breaksAlignment = false;
		boolean aligner = false;
		boolean definesMRJob = false;
		lps.addCompatibility(JobType.INVALID);
		lps.setProperties( inputs, ExecType.SPARK, ExecLocation.ControlProgram, breaksAlignment, aligner, definesMRJob );
	}

	public String toString() {
		return "Operation = PMapMM";
	}
	
	@Override
	public String getInstructions(String input1, String input2, String output)
	{
		//Spark instruction generation		
		StringBuilder sb = new StringBuilder();
		
		sb.append(getExecType());
		sb.append(Lop.OPERAND_DELIMITOR);
		
		sb.append(OPCODE);
		sb.append(Lop.OPERAND_DELIMITOR);
		
		sb.append( getInputs().get(0).prepInputOperand(input1));
		sb.append(Lop.OPERAND_DELIMITOR);
		
		sb.append( getInputs().get(1).prepInputOperand(input2));
		sb.append(Lop.OPERAND_DELIMITOR);
		
		sb.append( prepOutputOperand(output));
		
		return sb.toString();
	}
}