[jdk8u-dev] RFR: 8276139: TestJpsHostName.java not reliable, better to expand HostIdentifierCreate.java test [v2]

[yaqsun]

> I backport JDK-8251155 and JDK-8276139.
> Apply clean except for test path. And test have been locally verified to pass.

yaqsun has updated the pull request incrementally with two additional commits since the last revision:

 - del temporary file test.txt
 - trigger test

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Changes:
  - all: https://git.openjdk.org/jdk8u-dev/pull/411/files
  - new: https://git.openjdk.org/jdk8u-dev/pull/411/files/1f481e24..d2090799

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=411&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=411&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/411.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev.git pull/411/head:pull/411

PR: https://git.openjdk.org/jdk8u-dev/pull/411