Replicating String.split with StringTokenizer

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心在旅途
心在旅途 2021-02-06 14:03

Encouraged by this, and the fact I have billions of string to parse, I tried to modify my code to accept StringTokenizer instead of String[]

The only t

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  •  北荒
    北荒 (楼主)
    2021-02-06 14:58

    Depending on what kind of strings you need to tokenize, you can write your own splitter based on String.indexOf() for example. You could also create a multi-core solution to improve performance even further, as the tokenization of strings is independent from each other. Work on batches of -lets say- 100 strings per core. Do the String.split() or watever else.

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