Xiaoyan Lin 855e7be59e Add CharsetUtil.encoder/decoder() methods
Motivation:

See #3321

Modifications:

1. Add CharsetUtil.encoder/decoder() methods
2. Deprecate CharsetUtil.getEncoder/getDecoder() methods

Result:

Users can use new CharsetUtil.encoder/decoder() to specify error actions
2016-03-07 11:04:50 +00:00
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