improve performance #9
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40317ab 的提交是增加了性能测试以及程序正确性验证的程序 |
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| private static int quickFindInIndexBuffer(long ip2long_value, int start, int end) { | ||
| while(true){ | ||
| int middle = (start + end) / 2; |
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不会 overflow，因为IP库里面的这个数组个数是有限制的，这不是一个通用的快速查找算法，不需要做溢出判断
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耗时降低至原算法的 1/3 左右