GitHub user tgroh opened a pull request: https://github.com/apache/beam/pull/4127
[BEAM-2899] Add a Logging Service to FnExecution Follow this checklist to help us incorporate your contribution quickly and easily: - [ ] Make sure there is a [JIRA issue](https://issues.apache.org/jira/projects/BEAM/issues/) filed for the change (usually before you start working on it). Trivial changes like typos do not require a JIRA issue. Your pull request should address just this issue, without pulling in other changes. - [ ] Each commit in the pull request should have a meaningful subject line and body. - [ ] Format the pull request title like `[BEAM-XXX] Fixes bug in ApproximateQuantiles`, where you replace `BEAM-XXX` with the appropriate JIRA issue. - [ ] Write a pull request description that is detailed enough to understand what the pull request does, how, and why. - [ ] Run `mvn clean verify` to make sure basic checks pass. A more thorough check will be performed on your pull request automatically. - [ ] If this contribution is large, please file an Apache [Individual Contributor License Agreement](https://www.apache.org/licenses/icla.pdf). --- You can merge this pull request into a Git repository by running: $ git pull https://github.com/tgroh/beam logging_service Alternatively you can review and apply these changes as the patch at: https://github.com/apache/beam/pull/4127.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 #4127 ---- commit f1649bd54b0f6a9bd93f9602fc45558384b2de4d Author: Thomas Groh <tg...@google.com> Date: 2017-10-31T00:44:38Z Add a Logging Service implementation to FnExecution commit c1041876c43ccb2e0b453e99f4e4fabb16d3aaa0 Author: Thomas Groh <tg...@google.com> Date: 2017-11-01T01:14:56Z Implement an Slf4j Log Writer This is a LogWriter that delegates to an Slf4j Backend ---- ---