GitHub user anew opened a pull request:
https://github.com/apache/incubator-tephra/pull/51
[TEPHRA-252] Fix Travis build for Oracle JDK 7
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/anew/incubator-tephra tephra-252
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-tephra/pull/51.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #51
commit 5e890d731dc7ca43ffe5ba41a30e9e225c1d7009
Author: anew
Date: 2017-09-06T00:15:48Z
[TEPHRA-252] Fix Travis build for Oracle JDK 7
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