| /* |
| * 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.sysds.runtime.instructions.cp; |
| |
| import java.util.ArrayList; |
| |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.common.Types.ValueType; |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.instructions.InstructionUtils; |
| import org.apache.sysds.runtime.matrix.data.FrameBlock; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| import org.apache.sysds.runtime.transform.encode.Encoder; |
| import org.apache.sysds.runtime.transform.encode.EncoderFactory; |
| |
| public class MultiReturnParameterizedBuiltinCPInstruction extends ComputationCPInstruction { |
| protected final ArrayList<CPOperand> _outputs; |
| |
| private MultiReturnParameterizedBuiltinCPInstruction(Operator op, CPOperand input1, CPOperand input2, |
| ArrayList<CPOperand> outputs, String opcode, String istr) { |
| super(CPType.MultiReturnBuiltin, op, input1, input2, outputs.get(0), opcode, istr); |
| _outputs = outputs; |
| } |
| |
| public CPOperand getOutput(int i) { |
| return _outputs.get(i); |
| } |
| |
| public String[] getOutputNames() { |
| return _outputs.stream().map(output -> output.getName()).toArray(String[]::new); |
| } |
| |
| public static MultiReturnParameterizedBuiltinCPInstruction parseInstruction ( String str ) { |
| String[] parts = InstructionUtils.getInstructionPartsWithValueType(str); |
| ArrayList<CPOperand> outputs = new ArrayList<>(); |
| String opcode = parts[0]; |
| |
| if ( opcode.equalsIgnoreCase("transformencode") ) { |
| // one input and two outputs |
| CPOperand in1 = new CPOperand(parts[1]); |
| CPOperand in2 = new CPOperand(parts[2]); |
| outputs.add ( new CPOperand(parts[3], ValueType.FP64, DataType.MATRIX) ); |
| outputs.add ( new CPOperand(parts[4], ValueType.STRING, DataType.FRAME) ); |
| return new MultiReturnParameterizedBuiltinCPInstruction(null, in1, in2, outputs, opcode, str); |
| } |
| else { |
| throw new DMLRuntimeException("Invalid opcode in MultiReturnBuiltin instruction: " + opcode); |
| } |
| |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| //obtain and pin input frame |
| FrameBlock fin = ec.getFrameInput(input1.getName()); |
| String spec = ec.getScalarInput(input2).getStringValue(); |
| String[] colnames = fin.getColumnNames(); |
| |
| //execute block transform encode |
| Encoder encoder = EncoderFactory.createEncoder(spec, colnames, fin.getNumColumns(), null); |
| MatrixBlock data = encoder.encode(fin, new MatrixBlock(fin.getNumRows(), fin.getNumColumns(), false)); //build and apply |
| FrameBlock meta = encoder.getMetaData(new FrameBlock(fin.getNumColumns(), ValueType.STRING)); |
| meta.setColumnNames(colnames); |
| |
| //release input and outputs |
| ec.releaseFrameInput(input1.getName()); |
| ec.setMatrixOutput(getOutput(0).getName(), data); |
| ec.setFrameOutput(getOutput(1).getName(), meta); |
| } |
| } |