fix notes wrong (#3543)

[mrhbj]

it is a minor question,I advise fix it.

    executors.execute(new Runnable() {

        public void doSomething(List<MessageExt> msgs) {
            //do you business

        }

[coveralls]

Coverage increased (+0.08%) to 54.461% when pulling 59e62f2 on mrhbj:fix-notes-wrong into a75c742 on apache:master.

[vongosling]

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