Using Java 7 API to read a file byte by byte

Question

I have a 2 gb file I want to read in Java (actually four 2gb files). And so there\'s a new feature in Java 7 that can let me read all the bytes at once.

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Answer 1

Reading byte by byte is the other extreme solution, and will be very inefficient. You should simply use a BufferedInputStream, and read the bytes chunk by chunk.

Read the Java IO tutorial about byte streams.