Merge branch 'master' into SPARK-6939

Author: zsxwing

.rat-excludes

@@ -74,5 +74,12 @@ logs
 .*scalastyle-output.xml
 .*dependency-reduced-pom.xml
 known_translations
+json_expectation
+local-1422981759269/*
+local-1422981780767/*
+local-1425081759269/*
+local-1426533911241/*
+local-1426633911242/*
+local-1427397477963/*
 DESCRIPTION
 NAMESPACE

core/pom.xml

@@ -228,6 +228,14 @@
       <artifactId>json4s-jackson_${scala.binary.version}</artifactId>
       <version>3.2.10</version>
     </dependency>
+    <dependency>
+      <groupId>com.sun.jersey</groupId>
+      <artifactId>jersey-server</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.sun.jersey</groupId>
+      <artifactId>jersey-core</artifactId>
+    </dependency>
     <dependency>
       <groupId>org.apache.mesos</groupId>
       <artifactId>mesos</artifactId>
@@ -273,7 +281,6 @@
     <dependency>
       <groupId>org.apache.ivy</groupId>
       <artifactId>ivy</artifactId>
-      <version>${ivy.version}</version>
     </dependency>
     <dependency>
       <groupId>oro</groupId>
@@ -362,7 +369,7 @@
     <dependency>
       <groupId>org.spark-project</groupId>
       <artifactId>pyrolite</artifactId>
-      <version>2.0.1</version>
+      <version>4.4</version>
     </dependency>
     <dependency>
       <groupId>net.sf.py4j</groupId>

core/src/main/java/org/apache/spark/JobExecutionStatus.java

@@ -17,9 +17,15 @@
 
 package org.apache.spark;
 
+import org.apache.spark.util.EnumUtil;
+
 public enum JobExecutionStatus {
   RUNNING,
   SUCCEEDED,
   FAILED,
-  UNKNOWN
+  UNKNOWN;
+
+  public static JobExecutionStatus fromString(String str) {
+    return EnumUtil.parseIgnoreCase(JobExecutionStatus.class, str);
+  }
 }

core/src/main/java/org/apache/spark/status/api/v1/ApplicationStatus.java

@@ -0,0 +1,30 @@
+/*
+ * 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.status.api.v1;
+
+import org.apache.spark.util.EnumUtil;
+
+public enum ApplicationStatus {
+  COMPLETED,
+  RUNNING;
+
+  public static ApplicationStatus fromString(String str) {
+    return EnumUtil.parseIgnoreCase(ApplicationStatus.class, str);
+  }
+
+}

core/src/main/java/org/apache/spark/status/api/v1/StageStatus.java

@@ -0,0 +1,31 @@
+/*
+ * 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.status.api.v1;
+
+import org.apache.spark.util.EnumUtil;
+
+public enum StageStatus {
+  ACTIVE,
+  COMPLETE,
+  FAILED,
+  PENDING;
+
+  public static StageStatus fromString(String str) {
+    return EnumUtil.parseIgnoreCase(StageStatus.class, str);
+  }
+}

core/src/main/java/org/apache/spark/status/api/v1/TaskSorting.java

@@ -0,0 +1,48 @@
+/*
+ * 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.status.api.v1;
+
+import org.apache.spark.util.EnumUtil;
+
+import java.util.HashSet;
+import java.util.Set;
+
+public enum TaskSorting {
+  ID,
+  INCREASING_RUNTIME("runtime"),
+  DECREASING_RUNTIME("-runtime");
+
+  private final Set<String> alternateNames;
+  private TaskSorting(String... names) {
+    alternateNames = new HashSet<String>();
+    for (String n: names) {
+      alternateNames.add(n);
+    }
+  }
+
+  public static TaskSorting fromString(String str) {
+    String lower = str.toLowerCase();
+    for (TaskSorting t: values()) {
+      if (t.alternateNames.contains(lower)) {
+        return t;
+      }
+    }
+    return EnumUtil.parseIgnoreCase(TaskSorting.class, str);
+  }
+
+}

core/src/main/java/org/apache/spark/util/EnumUtil.java

@@ -0,0 +1,38 @@
+/*
+ * 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.util;
+
+import com.google.common.base.Joiner;
+import org.apache.spark.annotation.Private;
+
+@Private
+public class EnumUtil {
+  public static <E extends Enum<E>> E parseIgnoreCase(Class<E> clz, String str) {
+    E[] constants = clz.getEnumConstants();
+    if (str == null) {
+      return null;
+    }
+    for (E e : constants) {
+      if (e.name().equalsIgnoreCase(str)) {
+        return e;
+      }
+    }
+    throw new IllegalArgumentException(
+      String.format("Illegal type='%s'. Supported type values: %s",
+        str, Joiner.on(", ").join(constants)));
+  }
+}

core/src/main/scala/org/apache/spark/SizeEstimator.scala

@@ -0,0 +1,44 @@
+/*
+ * 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
+
+import org.apache.spark.annotation.DeveloperApi
+
+/**
+ * Estimates the sizes of Java objects (number of bytes of memory they occupy), for use in
+ * memory-aware caches.
+ *
+ * Based on the following JavaWorld article:
+ * http://www.javaworld.com/javaworld/javaqa/2003-12/02-qa-1226-sizeof.html
+ */
+@DeveloperApi
+object SizeEstimator {
+  /**
+   * :: DeveloperApi ::
+   * Estimate the number of bytes that the given object takes up on the JVM heap. The estimate
+   * includes space taken up by objects referenced by the given object, their references, and so on
+   * and so forth.
+   *
+   * This is useful for determining the amount of heap space a broadcast variable will occupy on
+   * each executor or the amount of space each object will take when caching objects in
+   * deserialized form. This is not the same as the serialized size of the object, which will
+   * typically be much smaller.
+   */
+  @DeveloperApi
+  def estimate(obj: AnyRef): Long = org.apache.spark.util.SizeEstimator.estimate(obj)
+}

core/src/main/scala/org/apache/spark/SparkContext.scala

@@ -428,7 +428,7 @@ class SparkContext(config: SparkConf) extends Logging with ExecutorAllocationCli
     _ui =
       if (conf.getBoolean("spark.ui.enabled", true)) {
         Some(SparkUI.createLiveUI(this, _conf, listenerBus, _jobProgressListener,
-          _env.securityManager,appName))
+          _env.securityManager,appName, startTime = startTime))
       } else {
         // For tests, do not enable the UI
         None

core/src/main/scala/org/apache/spark/annotation/Private.java

@@ -0,0 +1,41 @@
+/*
+ * 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.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * A class that is considered private to the internals of Spark -- there is a high-likelihood
+ * they will be changed in future versions of Spark.
+ *
+ * This should be used only when the standard Scala / Java means of protecting classes are
+ * insufficient.  In particular, Java has no equivalent of private[spark], so we use this annotation
+ * in its place.
+ *
+ * NOTE: If there exists a Scaladoc comment that immediately precedes this annotation, the first
+ * line of the comment must be ":: Private ::" with no trailing blank line. This is because
+ * of the known issue that Scaladoc displays only either the annotation or the comment, whichever
+ * comes first.
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.TYPE, ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER,
+        ElementType.CONSTRUCTOR, ElementType.LOCAL_VARIABLE, ElementType.PACKAGE})
+public @interface Private {}