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Diffstat (limited to 'sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala')
| -rw-r--r-- | sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala index 9825f19b86..b3a0d6ad0b 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala @@ -116,7 +116,7 @@ class StreamExecution( * [[HDFSMetadataLog]]. See SPARK-14131 for more details. */ val microBatchThread = - new UninterruptibleThread(s"stream execution thread for $name") { + new StreamExecutionThread(s"stream execution thread for $name") { override def run(): Unit = { // To fix call site like "run at <unknown>:0", we bridge the call site from the caller // thread to this micro batch thread @@ -530,3 +530,9 @@ object StreamExecution { def nextId: Long = _nextId.getAndIncrement() } + +/** + * A special thread to run the stream query. Some codes require to run in the StreamExecutionThread + * and will use `classOf[StreamExecutionThread]` to check. + */ +abstract class StreamExecutionThread(name: String) extends UninterruptibleThread(name) |