1 files changed, 85 insertions, 0 deletions
diff --git a/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala b/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala
new file mode 100644
index 0000000000..bd5327627a
--- /dev/null
+++ b/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala
@@ -0,0 +1,85 @@
+/*
+ * 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.master
+
+import org.apache.spark.deploy.ApplicationDescription
+import java.util.Date
+import akka.actor.ActorRef
+import scala.collection.mutable
+
+private[spark] class ApplicationInfo(
+    val startTime: Long,
+    val id: String,
+    val desc: ApplicationDescription,
+    val submitDate: Date,
+    val driver: ActorRef,
+    val appUiUrl: String)
+{
+  var state = ApplicationState.WAITING
+  var executors = new mutable.HashMap[Int, ExecutorInfo]
+  var coresGranted = 0
+  var endTime = -1L
+  val appSource = new ApplicationSource(this)
+
+  private var nextExecutorId = 0
+
+  def newExecutorId(): Int = {
+    val id = nextExecutorId
+    nextExecutorId += 1
+    id
+  }
+
+  def addExecutor(worker: WorkerInfo, cores: Int): ExecutorInfo = {
+    val exec = new ExecutorInfo(newExecutorId(), this, worker, cores, desc.memoryPerSlave)
+    executors(exec.id) = exec
+    coresGranted += cores
+    exec
+  }
+
+  def removeExecutor(exec: ExecutorInfo) {
+    if (executors.contains(exec.id)) {
+      executors -= exec.id
+      coresGranted -= exec.cores
+    }
+  }
+
+  def coresLeft: Int = desc.maxCores - coresGranted
+
+  private var _retryCount = 0
+
+  def retryCount = _retryCount
+
+  def incrementRetryCount = {
+    _retryCount += 1
+    _retryCount
+  }
+
+  def markFinished(endState: ApplicationState.Value) {
+    state = endState
+    endTime = System.currentTimeMillis()
+  }
+
+  def duration: Long = {
+    if (endTime != -1) {
+      endTime - startTime
+    } else {
+      System.currentTimeMillis() - startTime
+    }
+  }
+
+}