[FLINK-1527] Incomplete Accumulator documentation (no mention of the shorthand methods)

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 0.8.0, 0.9
• Component/s: Documentation
• Assignee: Unassigned
• Reporter: Robert Metzger
• Created: 11/Feb/15 14:58
• Updated: 29/Jan/17 15:38
• Resolved: 29/Jan/17 15:38

Description

The current documentation implies that users have to manually register every counter.
But it should be possible to call counters like this

getRuntimeContext().getLongCounter("elements").add(1L);

within the udf function call.

http://flink.apache.org/docs/0.8/programming_guide.html#accumulators--counters