1 files changed, 34 insertions, 0 deletions
diff --git a/core/src/main/scala/org/apache/spark/deploy/ExecutorDescription.scala b/core/src/main/scala/org/apache/spark/deploy/ExecutorDescription.scala
new file mode 100644
index 0000000000..2abf0b69dd
--- /dev/null
+++ b/core/src/main/scala/org/apache/spark/deploy/ExecutorDescription.scala
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.deploy
+
+/**
+ * Used to send state on-the-wire about Executors from Worker to Master.
+ * This state is sufficient for the Master to reconstruct its internal data structures during
+ * failover.
+ */
+private[spark] class ExecutorDescription(
+    val appId: String,
+    val execId: Int,
+    val cores: Int,
+    val state: ExecutorState.Value)
+  extends Serializable {
+
+  override def toString: String =
+    "ExecutorState(appId=%s, execId=%d, cores=%d, state=%s)".format(appId, execId, cores, state)
+}