[Bugfix] Don't clear the buffer before flushing when closing for flin… #729

	name: Package Test

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Pacakge Test
	uses: xlui/action-maven-cli@jdk8
	with:
	lifecycle: 'clean validate package'

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