Github user bostko commented on the pull request:
https://github.com/apache/incubator-brooklyn/pull/722#issuecomment-116629151
Regarding java version check change.
`java -version` returns different output if openjdk is used
Example:
```
openjdk version "1.8.0_45"
OpenJDK Runtime Environment (build 1.8.0_45-b14)
OpenJDK 64-Bit Server VM (build 25.45-b02, mixed mode)
```
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