What is the performance gain of a BufferedInputStream over an InputStream?

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What is the performance gain of a BufferedInputStream over an InputStream?

IO happens a lot faster if you wrap your original InputStream using BufferedInputStream. Internally, it uses a default buffer size of 2048 bytes. For example, wrapping a FileInputStream in a BufferedInputStream will result in a significant performance gain.

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Author of answer: Joris Van den Bogaert

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