|
| 1 | +package dev.felnull.fnjl.debug; |
| 2 | + |
| 3 | + |
| 4 | +/** |
| 5 | + * 処理時間計測 |
| 6 | + * |
| 7 | + * @author MORIMORI0317 |
| 8 | + */ |
| 9 | +public class ProcessTimeMeasure { |
| 10 | + private long elapsedTime; |
| 11 | + private long lastElapsedTime; |
| 12 | + private int sampleCount; |
| 13 | + private long lastPrintTime; |
| 14 | + private long lastResetTime; |
| 15 | + |
| 16 | + public void process(Runnable runnable) { |
| 17 | + long st = System.nanoTime(); |
| 18 | + runnable.run(); |
| 19 | + lap(System.nanoTime() - st); |
| 20 | + } |
| 21 | + |
| 22 | + public void lap(long elapsed) { |
| 23 | + elapsedTime += elapsed; |
| 24 | + lastElapsedTime = elapsed; |
| 25 | + sampleCount++; |
| 26 | + } |
| 27 | + |
| 28 | + public void reset() { |
| 29 | + elapsedTime = 0; |
| 30 | + sampleCount = 0; |
| 31 | + lastResetTime = System.currentTimeMillis(); |
| 32 | + } |
| 33 | + |
| 34 | + public MeasureResult getResult() { |
| 35 | + if (elapsedTime <= 0 || sampleCount <= 0) |
| 36 | + throw new IllegalStateException("Unmeasured"); |
| 37 | + return new MeasureResult(elapsedTime, sampleCount, lastElapsedTime); |
| 38 | + } |
| 39 | + |
| 40 | + public void printResult(long time) { |
| 41 | + if (System.currentTimeMillis() - lastPrintTime >= time) { |
| 42 | + System.out.println(getResult()); |
| 43 | + lastPrintTime = System.currentTimeMillis(); |
| 44 | + } |
| 45 | + } |
| 46 | + |
| 47 | + public void printResult(long time, long resetTime) { |
| 48 | + printResult(time); |
| 49 | + if (System.currentTimeMillis() - lastResetTime >= resetTime) { |
| 50 | + reset(); |
| 51 | + lastResetTime = System.currentTimeMillis(); |
| 52 | + } |
| 53 | + } |
| 54 | + |
| 55 | + public static class MeasureResult { |
| 56 | + private final long elapsed; |
| 57 | + private final long sampleCount; |
| 58 | + private final long lastElapsedTime; |
| 59 | + |
| 60 | + public MeasureResult(long elapsed, long sampleCount, long lastElapsedTime) { |
| 61 | + this.elapsed = elapsed; |
| 62 | + this.sampleCount = sampleCount; |
| 63 | + this.lastElapsedTime = lastElapsedTime; |
| 64 | + } |
| 65 | + |
| 66 | + public double getAverage() { |
| 67 | + return (double) elapsed / (double) sampleCount; |
| 68 | + } |
| 69 | + |
| 70 | + @Override |
| 71 | + public String toString() { |
| 72 | + double avg = getAverage(); |
| 73 | + return String.format("Elapsed Time: %.3fμs %06dns, Average Time: %.3fμs %.3fns, Count %s, Last Lap: %.3fμs %06dns", elapsed / 1000000d, elapsed, avg / 1000000d, avg, sampleCount, lastElapsedTime / 1000000d, lastElapsedTime); |
| 74 | + } |
| 75 | + |
| 76 | + public long getElapsed() { |
| 77 | + return elapsed; |
| 78 | + } |
| 79 | + |
| 80 | + public long getSampleCount() { |
| 81 | + return sampleCount; |
| 82 | + } |
| 83 | + |
| 84 | + public long getLapTime() { |
| 85 | + return lastElapsedTime; |
| 86 | + } |
| 87 | + } |
| 88 | +} |
0 commit comments