[HARMONY-6328] [classlib][nio] optimize SocketChannel.write(ByteBuffer[], int, int) by writev

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.0M11
• Fix Version/s: 5.0M12
• Component/s: Classlib
• Assignee: Regis Xu
• Reporter: Regis Xu
• Created: 02/Sep/09 02:02
• Updated: 18/Sep/09 07:55
• Resolved: 18/Sep/09 07:53

Description

SocketChannel.write(ByteBuffer[], int, int) can be optimized by using writev, which can write an array of buffer to socket without any stage buffer. If all passed in ByteBuffer is direct buffer, they can be passed to system call directly without any copies.

Issue Links

• is part of: HARMONY-5488 [classlib][nio] Scatter/gather calls should use OS functionality