# Those signatures are only available in Guava 16: com.google.common.util.concurrent.MoreExecutors#sameThreadExecutor() @ Use org.apache.druid.java.util.common.concurrent.Execs#directExecutor() com.google.common.base.Objects#firstNonNull(java.lang.Object, java.lang.Object) @ Use org.apache.druid.common.guava.GuavaUtils#firstNonNull(java.lang.Object, java.lang.Object) instead (probably... the GuavaUtils method return object is nullable)