[HADOOP-12327] Initialize output buffers with ZERO bytes in erasure coder

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha1
• Hadoop Flags: Reviewed
• Assignee: Kai Zheng
• Reporter: Kai Zheng
• Created: 16/Aug/15 23:05
• Updated: 12/May/16 18:24
• Resolved: 29/Oct/15 07:06

Description

Make sure output buffers are initialized with ZERO bytes in order for:

• Coder callers won't have to bother doing that;
• Avoid possible buggy codes if caller forgets doing that;
• More efficiency, with a shared, length enough empty buffer allocated.

Issue Links

• is depended upon by: HADOOP-12041 Implement another Reed-Solomon coder in pure Java