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From ve...@apache.org
Subject [2/3] drill git commit: DRILL-2080: Add IO Stats for JSON/Parquet type input files
Date Fri, 06 Feb 2015 01:18:26 GMT
http://git-wip-us.apache.org/repos/asf/drill/blob/c54bd6ac/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStore.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStore.java
b/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStore.java
index a597381..723dbb0 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStore.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStore.java
@@ -17,23 +17,13 @@
  */
 package org.apache.drill.exec.store.sys.zk;
 
-import static org.apache.drill.exec.ExecConstants.DRILL_SYS_FILE_SUFFIX;
-
-import java.io.FileNotFoundException;
 import java.io.IOException;
 
-import org.apache.commons.io.IOUtils;
 import org.apache.curator.framework.CuratorFramework;
-import org.apache.drill.exec.store.dfs.shim.DrillFileSystem;
-import org.apache.drill.exec.store.dfs.shim.DrillInputStream;
-import org.apache.drill.exec.store.dfs.shim.DrillOutputStream;
 import org.apache.drill.exec.store.sys.PStore;
 import org.apache.drill.exec.store.sys.PStoreConfig;
-import org.apache.hadoop.fs.Path;
 import org.apache.zookeeper.CreateMode;
 
-import com.google.common.base.Preconditions;
-
 /**
  * Implementation of PStore using Zookeeper's PERSISTENT node.
  * @param <V>

http://git-wip-us.apache.org/repos/asf/drill/blob/c54bd6ac/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStoreProvider.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStoreProvider.java
b/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStoreProvider.java
index f8fa2bc..f0fa120 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStoreProvider.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/store/sys/zk/ZkPStoreProvider.java
@@ -24,7 +24,7 @@ import org.apache.drill.common.config.DrillConfig;
 import org.apache.drill.exec.coord.ClusterCoordinator;
 import org.apache.drill.exec.coord.zk.ZKClusterCoordinator;
 import org.apache.drill.exec.exception.DrillbitStartupException;
-import org.apache.drill.exec.store.dfs.shim.DrillFileSystem;
+import org.apache.drill.exec.store.dfs.DrillFileSystem;
 import org.apache.drill.exec.store.sys.EStoreProvider;
 import org.apache.drill.exec.store.sys.PStore;
 import org.apache.drill.exec.store.sys.PStoreConfig;

http://git-wip-us.apache.org/repos/asf/drill/blob/c54bd6ac/exec/java-exec/src/test/java/org/apache/drill/exec/store/dfs/TestDrillFileSystem.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/store/dfs/TestDrillFileSystem.java
b/exec/java-exec/src/test/java/org/apache/drill/exec/store/dfs/TestDrillFileSystem.java
new file mode 100644
index 0000000..5c71d08
--- /dev/null
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/store/dfs/TestDrillFileSystem.java
@@ -0,0 +1,91 @@
+/**
+ * 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.drill.exec.store.dfs;
+
+import org.apache.drill.exec.ops.OpProfileDef;
+import org.apache.drill.exec.ops.OperatorStats;
+import org.apache.drill.exec.proto.UserBitShared.OperatorProfile;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.File;
+import java.io.InputStream;
+import java.io.PrintWriter;
+
+import static org.junit.Assert.assertTrue;
+
+public class TestDrillFileSystem {
+
+  private static String tempFilePath;
+
+  @BeforeClass
+  public static void createTempFile() throws Exception {
+
+    File tempFile;
+    while (true) {
+      tempFile = File.createTempFile("drillFSTest", ".txt");
+      if (tempFile.exists()) {
+        boolean success = tempFile.delete();
+        if (success) {
+          break;
+        }
+      }
+    }
+
+    // Write some data
+    PrintWriter printWriter = new PrintWriter(tempFile);
+    for (int i=1; i<=200000; i++) {
+      printWriter.println (String.format("%d, key_%d", i, i));
+    }
+    printWriter.close();
+
+    tempFilePath = tempFile.getPath();
+  }
+
+  @Test
+  public void testIOStats() throws Exception {
+    Configuration conf = new Configuration();
+    conf.set(FileSystem.FS_DEFAULT_NAME_KEY, "file:///");
+    OpProfileDef profileDef = new OpProfileDef(0 /*operatorId*/, 0 /*operatorType*/, 0 /*inputCount*/);
+    OperatorStats stats = new OperatorStats(profileDef, null /*allocator*/);
+    // start wait time method in OperatorStats expects the OperatorStats state to be in "processing"
+    stats.startProcessing();
+    DrillFileSystem dfs = new DrillFileSystem(FileSystem.get(conf), stats);
+
+    InputStream is = dfs.open(new Path(tempFilePath));
+
+    byte[] buf = new byte[8000];
+    while (is.read(buf, 0, buf.length) != -1) { }
+
+    stats.stopProcessing();
+
+    OperatorProfile operatorProfile = stats.getProfile();
+
+    assertTrue("Expected wait time is non-zero, but got zero wait time", operatorProfile.getWaitNanos()
> 0);
+  }
+
+  @AfterClass
+  public static void deleteTempFile() throws Exception {
+    new File(tempFilePath).delete();
+  }
+
+}


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