tree 04df195426f2d9cb3b9e6ad025667b0308b2b1a2
parent 0442eb01aa293d540fdf23ddd86b86c4278b83b9
author ingo <ingo.schuster@de.ibm.com> 1541439372 -0800
committer Marcelo Vanzin <vanzin@cloudera.com> 1541439372 -0800

[LIVY-525] SessionServlet: Convert response body for error messages to json

## What changes were proposed in this pull request?
SessionServlet is supposed to deliver json responses. This is not the case in some error cases today. This pull requests converts the response bodies for NotFound, BadRequest and Forbidden to json
https://issues.apache.org/jira/browse/LIVY-525

## How was this patch tested?
manual tests since this is a trivial fix.

Author: ingo <ingo.schuster@de.ibm.com>

Closes #127 from IngoSchuster/json_fix.