## What changes were proposed in this pull request? Fix ~300 warnings reported by FindBugs.
Before: ``` [INFO] Total bugs: 1706 ``` After: ``` [INFO] Total bugs: 1392 ``` ## How was this patch tested? Functionality smoke test: * deployed a ZK-only cluster via blueprint * ran service check * downloaded client configs * checked Ambari web UI for any apparent problems (services, hosts, versions, users/groups, etc.) Unit tests, RAT and Checkstyle checks: ``` [INFO] Reactor Summary: [INFO] [INFO] Ambari Main 2.0.0.0-SNAPSHOT ....................... SUCCESS [ 2.677 s] [INFO] Apache Ambari Project POM .......................... SUCCESS [ 0.034 s] [INFO] Ambari Views ....................................... SUCCESS [ 2.235 s] [INFO] Ambari Server SPI .................................. SUCCESS [ 0.939 s] [INFO] Ambari Service Advisor 1.0.0.0-SNAPSHOT ............ SUCCESS [ 0.323 s] [INFO] ambari-utility 1.0.0.0-SNAPSHOT .................... SUCCESS [ 3.213 s] [INFO] Ambari Server 2.0.0.0-SNAPSHOT ..................... SUCCESS [29:06 min] [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS ``` [ Full content available at: https://github.com/apache/ambari/pull/2398 ] This message was relayed via gitbox.apache.org for [email protected]
