Hello everyone, I am Robin Qiu. I joined Google and started working on Beam Java SDK 2 months ago.
As my starting project, I am working on supporting the @RequiresStableInput annotation in runners. Here is a short design doc. Please take a look and feel free to comment. https://docs.google.com/document/d/117yRKbbcEdm3eIKB_26BHOJGmHSZl1YNoF0RqWGtqAM/edit?usp=sharing You can also find the context of the problem in this email thread: https://lists.apache.org/thread.html/ae3c838df060e47148439d1dad818d5e927b2a25ff00cc4153221dff@%3Cdev.beam.apache.org%3E <https://www.google.com/url?q=https://lists.apache.org/thread.html/ae3c838df060e47148439d1dad818d5e927b2a25ff00cc4153221dff@%253Cdev.beam.apache.org%253E&sa=D&ust=1528933869705000&usg=AFQjCNGr_TlLNieaRZMh6LOkOny_-IDeDQ> Best, Robin
