| /* |
| * 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 org.apache.sysds.api.DMLScript; |
| import org.apache.sysds.common.Types.ValueType; |
| import org.apache.sysds.runtime.DMLScriptException; |
| import org.apache.sysds.runtime.controlprogram.context.ExecutionContext; |
| import org.apache.sysds.runtime.matrix.operators.Operator; |
| import org.apache.sysds.runtime.matrix.operators.UnaryOperator; |
| |
| public class UnaryScalarCPInstruction extends UnaryMatrixCPInstruction { |
| |
| protected UnaryScalarCPInstruction(Operator op, CPOperand in, CPOperand out, String opcode, String instr) { |
| super(op, in, out, opcode, instr); |
| } |
| |
| @Override |
| public void processInstruction(ExecutionContext ec) { |
| String opcode = getOpcode(); |
| ScalarObject sores = null; |
| ScalarObject so = null; |
| |
| //get the scalar input |
| so = ec.getScalarInput(input1); |
| |
| //core execution |
| if ( opcode.equalsIgnoreCase("print") ) { |
| String outString = so.getLanguageSpecificStringValue(); |
| |
| // print to stdout only when suppress flag in DMLScript is not set. |
| // The flag will be set, for example, when SystemDS is invoked in fenced mode from Jaql. |
| if (!DMLScript.suppressPrint2Stdout()) |
| System.out.println(outString); |
| |
| // String that is printed on stdout will be inserted into symbol table (dummy, not necessary!) |
| sores = new StringObject(outString); |
| } |
| else if ( opcode.equalsIgnoreCase("stop") ) { |
| String message = so.getStringValue(); |
| if(message != null && !message.isEmpty()) |
| throw new DMLScriptException(message); |
| else |
| throw new DMLScriptException("Stop Called"); |
| } |
| else if ( opcode.equalsIgnoreCase("assert") ) { |
| sores = new BooleanObject(so.getBooleanValue()); |
| if(!so.getBooleanValue()) { |
| String fileName = (getFilename() == null) ? "" : getFilename() + " "; |
| throw new DMLScriptException("assertion failed at " + fileName + getBeginLine() |
| + ":" + getBeginColumn() + "-" + getEndLine() + ":" + getEndColumn()); |
| } |
| } |
| else { |
| UnaryOperator dop = (UnaryOperator) _optr; |
| if ( so instanceof IntObject && output.getValueType() == ValueType.INT64 ) |
| sores = new IntObject((long)dop.fn.execute(so.getLongValue())); |
| else if( so instanceof BooleanObject && output.getValueType() == ValueType.BOOLEAN ) |
| sores = new BooleanObject(dop.fn.execute(so.getBooleanValue())); |
| else |
| sores = new DoubleObject(dop.fn.execute(so.getDoubleValue())); |
| } |
| |
| ec.setScalarOutput(output.getName(), sores); |
| } |
| } |