| /* |
| * 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 PickByCount extends Lop |
| { |
| |
| public static final String OPCODE = "qpick"; |
| |
| public enum OperationTypes { |
| VALUEPICK, |
| RANGEPICK, |
| IQM, |
| MEDIAN |
| }; |
| |
| private OperationTypes operation; |
| private boolean inMemoryInput = false; |
| |
| |
| /* |
| * valuepick: first input is always a matrix, second input can either be a scalar or a matrix |
| * rangepick: first input is always a matrix, second input is always a scalar |
| */ |
| public PickByCount(Lop input1, Lop input2, DataType dt, ValueType vt, OperationTypes op) { |
| this(input1, input2, dt, vt, op, ExecType.MR); |
| } |
| |
| public PickByCount(Lop input1, Lop input2, DataType dt, ValueType vt, OperationTypes op, ExecType et) { |
| super(Lop.Type.PickValues, dt, vt); |
| init(input1, input2, op, et); |
| } |
| |
| public PickByCount(Lop input1, Lop input2, DataType dt, ValueType vt, OperationTypes op, ExecType et, boolean inMemoryInput) { |
| super(Lop.Type.PickValues, dt, vt); |
| this.inMemoryInput = inMemoryInput; |
| init(input1, input2, op, et); |
| } |
| |
| |
| private void init(Lop input1, Lop input2, OperationTypes op, ExecType et) { |
| this.addInput(input1); |
| input1.addOutput(this); |
| |
| if ( input2 != null ) { |
| this.addInput(input2); |
| input2.addOutput(this); |
| } |
| |
| operation = op; |
| |
| boolean breaksAlignment = false; |
| boolean aligner = false; |
| boolean definesMRJob = false; |
| |
| if ( et == ExecType.MR ) { |
| lps.addCompatibility(JobType.GMR); |
| lps.setProperties( inputs, et, ExecLocation.RecordReader, breaksAlignment, aligner, definesMRJob ); |
| } |
| else { |
| lps.addCompatibility(JobType.INVALID); |
| lps.setProperties( inputs, et, ExecLocation.ControlProgram, breaksAlignment, aligner, definesMRJob ); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "Operation: " + operation; |
| } |
| |
| public OperationTypes getOperationType() { |
| return operation; |
| } |
| |
| /* |
| * This version of getInstruction() must be called only for valuepick (MR) and rangepick |
| * |
| * Example instances: |
| * valupick:::0:DOUBLE:::1:DOUBLE:::2:DOUBLE |
| * rangepick:::0:DOUBLE:::0.25:DOUBLE:::1:DOUBLE |
| * rangepick:::0:DOUBLE:::Var3:DOUBLE:::1:DOUBLE |
| */ |
| @Override |
| public String getInstructions(int input_index1, int input_index2, int output_index) |
| throws LopsException |
| { |
| return getInstructions(""+input_index1, ""+input_index2, ""+output_index); |
| |
| } |
| |
| /* |
| * This version of getInstructions() must be called only for valuepick (CP), IQM (CP) |
| * |
| * Example instances: |
| * valuepick:::temp2:STRING:::0.25:DOUBLE:::Var1:DOUBLE |
| * valuepick:::temp2:STRING:::Var1:DOUBLE:::Var2:DOUBLE |
| */ |
| @Override |
| public String getInstructions(String input1, String input2, String output) throws LopsException |
| { |
| StringBuilder sb = new StringBuilder(); |
| sb.append( getExecType() ); |
| sb.append( Lop.OPERAND_DELIMITOR ); |
| |
| sb.append( OPCODE ); |
| sb.append( OPERAND_DELIMITOR ); |
| |
| sb.append( getInputs().get(0).prepInputOperand(input1)); |
| sb.append( OPERAND_DELIMITOR ); |
| |
| if(operation != OperationTypes.MEDIAN) { |
| if ( getInputs().get(1).getDataType() == DataType.SCALAR ) |
| sb.append( getInputs().get(1).prepScalarInputOperand(getExecType())); |
| else { |
| sb.append( getInputs().get(1).prepInputOperand(input2)); |
| } |
| sb.append( OPERAND_DELIMITOR ); |
| } |
| |
| sb.append( this.prepOutputOperand(output)); |
| |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append(operation); |
| |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append(inMemoryInput); |
| |
| return sb.toString(); |
| } |
| |
| /** |
| * This version of getInstructions() is called for IQM, executing in CP |
| * |
| * Example instances: |
| * iqm:::input:::output |
| */ |
| @Override |
| public String getInstructions(String input, String output) |
| throws LopsException |
| { |
| 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(input)); |
| sb.append( OPERAND_DELIMITOR ); |
| |
| sb.append( this.prepOutputOperand(output) ); |
| |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append(operation); |
| |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append(inMemoryInput); |
| |
| return sb.toString(); |
| } |
| } |