ByteBuffer allocate and allocateDirect

Question

I wondering when there is no memory available does allocateDirect and allocate from ByteBuffer will return null pointer or sth else ? (I was unable to find it in java docs). Thanks in advance.

score 3 · Answer 1 · answered Oct 15 '12 at 14:09

3

For both methods, the java.lang.OutOfMemoryError is thrown when there is no virtual memory to spare.

answered Oct 15 '12 at 14:09

nickolayratchev

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score 2 · Answer 2 · answered Oct 15 '12 at 14:16

2

ByteBuffer.allocateDirect() is limited by the -XX:MaxDirectMemorySize for HotSpot. When this limit is reach you get an OutOfMemoryError.

answered Oct 15 '12 at 14:16

Peter Lawrey

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ByteBuffer allocate and allocateDirect

2 Answers2