| /* |
| * 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.functionobjects; |
| |
| import java.util.HashMap; |
| |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.instructions.cp.Data; |
| |
| |
| public abstract class FunctionObject |
| { |
| @Override |
| public final Object clone() throws CloneNotSupportedException { |
| // cloning is not supported for singleton classes |
| throw new CloneNotSupportedException(); |
| } |
| |
| //basic execute methods for all function objects |
| |
| public double execute ( double in1, double in2 ) { |
| throw new DMLRuntimeException("FunctionObject.execute(double,double): should never get called in the base class"); |
| } |
| |
| public double execute ( long in1, long in2 ) { |
| throw new DMLRuntimeException("FunctionObject.execute(int,int): should never get called in the base class"); |
| } |
| |
| public double execute ( double in ) { |
| throw new DMLRuntimeException("FunctionObject.execute(double): should never get called in the base class"); |
| } |
| |
| public double execute ( long in ) { |
| throw new DMLRuntimeException("FunctionObject.execute(int): should never get called in the base class"); |
| } |
| |
| public boolean execute ( boolean in1, boolean in2 ) { |
| throw new DMLRuntimeException("FunctionObject.execute(boolean,boolean): should never get called in the base class"); |
| } |
| |
| public boolean execute ( boolean in ) { |
| throw new DMLRuntimeException("FunctionObject.execute(boolean): should never get called in the base class"); |
| } |
| |
| // this version is for parameterized builtins with input parameters of form: name=value |
| public double execute ( HashMap<String,String> params ) { |
| throw new DMLRuntimeException("FunctionObject.execute(HashMap<String,String> params): should never get called in the base class"); |
| } |
| |
| |
| ///////////////////////////////////////////////////////////////////////////////////// |
| /* |
| * For complex function object that operates on objects instead of native values |
| */ |
| |
| public Data execute(Data in1, double in2) { |
| throw new DMLRuntimeException("execute(): should not be invoked from base class."); |
| } |
| |
| public Data execute(Data in1, double in2, double in3) { |
| throw new DMLRuntimeException("execute(): should not be invoked from base class."); |
| } |
| |
| public Data execute(Data in1, Data in2) { |
| throw new DMLRuntimeException("execute(): should not be invoked from base class."); |
| } |
| |
| ///////////////////////////////////////////////////////////////////////////////////// |
| /* |
| * For file functions and specific builtin functions |
| */ |
| |
| public String execute ( String in1 ) { |
| throw new DMLRuntimeException("FileFunction.execute(String): should never get called in the base class"); |
| } |
| |
| public String execute ( String in1, String in2 ) { |
| throw new DMLRuntimeException("FileFunction.execute(String,String): should never get called in the base class"); |
| } |
| } |