| 1 | package de.uka.ipd.sdq.stoex.analyser.operations; |
| 2 | |
| 3 | import java.util.List; |
| 4 | |
| 5 | import de.uka.ipd.sdq.probfunction.math.IProbabilityMassFunction; |
| 6 | import de.uka.ipd.sdq.probfunction.math.ISample; |
| 7 | |
| 8 | /** |
| 9 | * Implements the operation "equals" for different kinds of operands. |
| 10 | * |
| 11 | * @author koziolek |
| 12 | */ |
| 13 | public class EqualsOperation extends CompareOperation { |
| 14 | |
| 15 | protected IProbabilityMassFunction getComparePMF(boolean left, boolean right) { |
| 16 | if (left == right) |
| 17 | return getBoolPMF(1.0); |
| 18 | else |
| 19 | return getBoolPMF(0.0); |
| 20 | } |
| 21 | |
| 22 | protected IProbabilityMassFunction getComparePMF(double left, double right) { |
| 23 | if (left == right) |
| 24 | return getBoolPMF(1.0); |
| 25 | else |
| 26 | return getBoolPMF(0.0); |
| 27 | } |
| 28 | |
| 29 | protected IProbabilityMassFunction getComparePMF(double left, |
| 30 | IProbabilityMassFunction right) { |
| 31 | return compare(right, left); |
| 32 | } |
| 33 | |
| 34 | protected IProbabilityMassFunction getComparePMF( |
| 35 | IProbabilityMassFunction left, double right) { |
| 36 | return getBoolPMF(getProbabilityForValue(left, right)); |
| 37 | } |
| 38 | |
| 39 | protected IProbabilityMassFunction getComparePMF( |
| 40 | IProbabilityMassFunction left, IProbabilityMassFunction right) { |
| 41 | return getBoolPMF(comparePointWise(left, right, this)); |
| 42 | } |
| 43 | |
| 44 | protected IProbabilityMassFunction getComparePMF(String left, |
| 45 | IProbabilityMassFunction right) { |
| 46 | List<ISample> list = right.getSamples(); |
| 47 | for (ISample sample : list) { |
| 48 | String sampleString = (String) sample.getValue(); |
| 49 | if (left.equals(sampleString)) { |
| 50 | return getBoolPMF(sample.getProbability()); |
| 51 | } |
| 52 | } |
| 53 | return getBoolPMF(0.0); |
| 54 | } |
| 55 | |
| 56 | protected IProbabilityMassFunction getComparePMF(String left, String right) { |
| 57 | if (left.equals(right)) |
| 58 | return getBoolPMF(1.0); |
| 59 | else |
| 60 | return getBoolPMF(0.0); |
| 61 | } |
| 62 | } |