| /* |
| * 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.matrix.data; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import org.apache.sysds.runtime.DMLRuntimeException; |
| import org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator; |
| import org.apache.sysds.runtime.matrix.operators.ReorgOperator; |
| import org.apache.sysds.runtime.matrix.operators.ScalarOperator; |
| import org.apache.sysds.runtime.matrix.operators.UnaryOperator; |
| |
| |
| public class WeightedCell extends MatrixCell |
| { |
| |
| private static final long serialVersionUID = -2283995259000895325L; |
| |
| protected double weight=0; |
| |
| @Override |
| public String toString() { |
| return value+": "+weight; |
| } |
| |
| @Override |
| public void readFields(DataInput in) throws IOException { |
| value=in.readDouble(); |
| weight=in.readDouble(); |
| } |
| |
| @Override |
| public void write(DataOutput out) throws IOException { |
| out.writeDouble(value); |
| out.writeDouble(weight); |
| } |
| |
| private static WeightedCell checkType(MatrixValue cell) { |
| if( cell!=null && !(cell instanceof WeightedCell)) |
| throw new DMLRuntimeException("the Matrix Value is not WeightedCell!"); |
| return (WeightedCell) cell; |
| } |
| |
| @Override |
| public void copy(MatrixValue that){ |
| WeightedCell c2; |
| try { |
| c2 = checkType(that); |
| } catch (DMLRuntimeException e) { |
| throw new RuntimeException(e); |
| } |
| value=c2.getValue(); |
| weight=c2.getWeight(); |
| } |
| |
| @Override |
| public int compareTo(Object o) |
| { |
| if( !(o instanceof WeightedCell) ) |
| return -1; |
| |
| WeightedCell that=(WeightedCell)o; |
| if(this.value!=that.value) |
| return Double.compare(this.value, that.value); |
| else if(this.weight!=that.weight) |
| return Double.compare(this.weight, that.weight); |
| else return 0; |
| } |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if( !(o instanceof WeightedCell) ) |
| return false; |
| |
| WeightedCell that=(WeightedCell)o; |
| return (value==that.value && weight==that.weight); |
| } |
| |
| @Override |
| public int hashCode() { |
| throw new RuntimeException("hashCode() should never be called on instances of this class."); |
| } |
| |
| public void setWeight(double w) { |
| weight=w; |
| } |
| |
| public double getWeight() { |
| return weight; |
| } |
| |
| @Override |
| public double getValue() { |
| return value; |
| } |
| |
| @Override |
| public MatrixValue aggregateUnaryOperations(AggregateUnaryOperator op, |
| MatrixValue result, int blen, |
| MatrixIndexes indexesIn) { |
| super.aggregateUnaryOperations(op, result, blen, indexesIn); |
| WeightedCell c3=checkType(result); |
| c3.setWeight(weight); |
| return c3; |
| } |
| |
| @Override |
| public void denseScalarOperationsInPlace(ScalarOperator op) { |
| value=op.executeScalar(value); |
| } |
| |
| @Override |
| public MatrixValue reorgOperations(ReorgOperator op, MatrixValue result, |
| int startRow, int startColumn, int length) { |
| super.reorgOperations(op, result, startRow, startColumn, length); |
| WeightedCell c3=checkType(result); |
| c3.setWeight(weight); |
| return c3; |
| } |
| |
| @Override |
| public MatrixValue scalarOperations(ScalarOperator op, MatrixValue result) { |
| WeightedCell c3=checkType(result); |
| c3.setValue(op.fn.execute(value, op.getConstant())); |
| c3.setWeight(weight); |
| return c3; |
| } |
| |
| @Override |
| public void sparseScalarOperationsInPlace(ScalarOperator op) { |
| value=op.executeScalar(value); |
| } |
| |
| @Override |
| public void sparseUnaryOperationsInPlace(UnaryOperator op) { |
| value=op.fn.execute(value); |
| } |
| |
| @Override |
| public MatrixValue unaryOperations(UnaryOperator op, MatrixValue result) { |
| WeightedCell c3=checkType(result); |
| c3.setValue(op.fn.execute(value)); |
| c3.setWeight(weight); |
| return c3; |
| } |
| } |