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How to convert interchangeably between a ByteBuffer and a byte array |
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Ths Java tips illustrates a method of converting between a ByteBuffer and a byte Array.
Sometimes developer need data in the ByteBufer to be used in an array format. This tip
may help developers to solve this problem.
// Create a ByteBuffer from a byte array
byte[] bytes = new byte[10];
ByteBuffer buffer = ByteBuffer.wrap(bytes);
// Retrieve bytes between the position and limit
bytes = new byte[buffer.remaining()];
buffer.get(bytes, 0, bytes.length);
// Retrieve all bytes in the buffer
buffer.clear();
bytes = new byte[buffer.capacity()];
buffer.get(bytes, 0, bytes.length);
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