| 1 | /******************************************************************************* | |
| 2 | * Copyhacked (H) 2012-2025. | |
| 3 | * This program and the accompanying materials | |
| 4 | * are made available under no term at all, use it like | |
| 5 | * you want, but share and discuss it | |
| 6 | * every time possible with every body. | |
| 7 | * | |
| 8 | * Contributors: | |
| 9 | * ron190 at ymail dot com - initial implementation | |
| 10 | ******************************************************************************/ | |
| 11 | package com.jsql.view.swing.table; | |
| 12 | ||
| 13 | import java.util.Comparator; | |
| 14 | ||
| 15 | /** | |
| 16 | * Comparator for table column values ; column with only int data is sorted like 3 lt 20 lt 100, | |
| 17 | * column with string will sort like 100 gt 20 gt 3 gt abc. | |
| 18 | */ | |
| 19 | public class ComparatorColumn<T> implements Comparator<T> { | |
| 20 | | |
| 21 | /** | |
| 22 | * Custom compare to sort numbers as numbers. | |
| 23 | * Strings as strings, with numbers ordered before strings. | |
| 24 | */ | |
| 25 | @Override | |
| 26 | public int compare(T cellLeft, T cellRight) { | |
| 27 | var isFirstNumber = true; | |
| 28 | var isSecondNumber = true; | |
| 29 | | |
| 30 | String valueCellLeft = cellLeft.toString().trim(); | |
| 31 | String valueCellRight = cellRight.toString().trim(); | |
| 32 | ||
| 33 | try { | |
| 34 | Long.parseLong(valueCellLeft); | |
| 35 | } catch (NumberFormatException e) { | |
| 36 | isFirstNumber = false; | |
| 37 | } | |
| 38 | try { | |
| 39 | Long.parseLong(valueCellRight); | |
| 40 | } catch (NumberFormatException e) { | |
| 41 | isSecondNumber = false; | |
| 42 | } | |
| 43 | | |
| 44 | int sortOrder; | |
| 45 |
2
1. compare : negated conditional → NO_COVERAGE 2. compare : negated conditional → NO_COVERAGE |
if (isFirstNumber && isSecondNumber) { |
| 46 | sortOrder = Long.valueOf(valueCellLeft).compareTo(Long.valueOf(valueCellRight)); // or Sort by Number | |
| 47 |
1
1. compare : negated conditional → NO_COVERAGE |
} else if (isFirstNumber) { |
| 48 | sortOrder = -1; // or Sort by Number first | |
| 49 |
1
1. compare : negated conditional → NO_COVERAGE |
} else if (isSecondNumber) { |
| 50 | sortOrder = 1; // or Sort by Letter first | |
| 51 | } else { | |
| 52 | sortOrder = valueCellLeft.compareToIgnoreCase(valueCellRight); // Sort by Letter | |
| 53 | } | |
| 54 |
1
1. compare : replaced int return with 0 for com/jsql/view/swing/table/ComparatorColumn::compare → NO_COVERAGE |
return sortOrder; |
| 55 | } | |
| 56 | } | |
Mutations | ||
| 45 |
1.1 2.2 |
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| 47 |
1.1 |
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| 49 |
1.1 |
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| 54 |
1.1 |