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sclass Lowest<A> is IBest<A> { A best; double score; transient O onChange; synchronized bool isNewBest(double score) { ret best == null || score < this.score; } synchronized double bestScore() { ret best == null ? Double.NaN : score; } double score() { ret bestScore(); } synchronized float floatScore() { ret best == null ? Float.NaN : (float) score; } synchronized float floatScoreOr(float defaultValue) { ret best == null ? defaultValue : (float) score; } public bool put(A a, double score) { bool change = false; synchronized(this) { if (a != null && isNewBest(score)) { best = a; this.score = score; change = true; } } if (change) pcallF(onChange); ret change; } synchronized void clear() { best = null; score = 0; } synchronized A get() { ret best; } synchronized bool has() { ret best != null; } synchronized Pair<A, Double> pair() { ret best == null ? null : Pair(best, bestScore()); } toString { ret "Score " + formatDouble_significant2(score, 4) + ": " + best; } }
Began life as a copy of #1006090
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Snippet ID: | #1006448 |
Snippet name: | class Lowest - like Best, but collects item with lowest score |
Eternal ID of this version: | #1006448/12 |
Text MD5: | de0be6e56f8549f507a3782e57312c45 |
Transpilation MD5: | 1af45cd24a20e0abac3edd7eacbb005d |
Author: | stefan |
Category: | javax / genetic optimization |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2022-11-21 11:29:55 |
Source code size: | 1169 bytes / 47 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 660 / 4352 |
Version history: | 11 change(s) |
Referenced in: | [show references] |