ADTast-experimental
Last change
on this file since 1f771fc was
f79ee0d,
checked in by Peter A. Buhr <pabuhr@…>, 3 years ago
|
update exception benchmarks
|
-
Property mode set to
100644
|
File size:
1005 bytes
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Line | |
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1 | // Throw Across Finally |
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2 | |
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3 | class EmptyException extends Exception {} |
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4 | |
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5 | public class ThrowFinally { |
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6 | private static void unwind_finally(int frames) |
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7 | throws EmptyException { |
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8 | if (0 < frames) { |
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9 | try { |
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10 | unwind_finally(frames - 1); |
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11 | } finally { |
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12 | // ... |
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13 | } |
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14 | } else { |
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15 | throw new EmptyException(); |
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16 | } |
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17 | } |
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18 | |
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19 | private static long loop(int times, int total_frames) { |
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20 | long startTime = System.nanoTime(); |
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21 | for (int count = 0 ; count < times ; ++count) { |
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22 | try { |
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23 | unwind_finally(total_frames); |
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24 | } catch (EmptyException e) { |
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25 | // ... |
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26 | } |
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27 | } |
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28 | long endTime = System.nanoTime(); |
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29 | return endTime - startTime; |
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30 | } |
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31 | |
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32 | public static void main(String[] args) { |
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33 | int times = 1; |
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34 | int total_frames = 1; |
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35 | if (0 < args.length) { |
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36 | times = Integer.parseInt(args[0]); |
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37 | } |
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38 | if (1 < args.length) { |
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39 | total_frames = Integer.parseInt(args[1]); |
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40 | } |
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41 | |
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42 | // Warm-Up: |
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43 | loop(1000, total_frames); |
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44 | |
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45 | long time = loop(times, total_frames); |
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46 | System.out.format("Run-Time (s): %.1f%n", time / 1_000_000_000.); |
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47 | } |
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48 | } |
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