Java UUID Parsing Performance Comparison
- Real
- BigInteger
- Long.parseUnsignedLong
- Regex
- Compiled Regex
- String Concat
- String Builder
- Bit Shift
- Fake
- Fully Random
- Fully Static
- Slow
- String Splitter
- String Multi Concat
| Parser | Runtime |
|---|---|
| String Splitter | 10411 ms |
| Fully Random | 1668 ms |
| Regex | 2366 ms |
| Compiled Regex | 1355 ms |
| String Multi Concat | 846 ms |
| String Builder | 745 ms |
| String Concat | 722 ms |
| BigInteger 1 | 570 ms |
| BigInteger 2 | 531 ms |
| Long | 393 ms |
| Bit Shift | 270 ms |
| Fully Static | 56 ms |
| JDK | 813 ms |