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From cdoug...@apache.org
Subject svn commit: r909799 - in /hadoop/mapreduce/trunk: CHANGES.txt src/java/org/apache/hadoop/mapred/Utils.java src/test/mapred/org/apache/hadoop/mapred/TestUtils.java
Date Sat, 13 Feb 2010 11:56:26 GMT
Author: cdouglas
Date: Sat Feb 13 11:56:26 2010
New Revision: 909799

URL: http://svn.apache.org/viewvc?rev=909799&view=rev
Log:
MAPREDUCE-1358. Avoid false positives in OutputLogFilter. Contributed by Todd Lipcon

Added:
    hadoop/mapreduce/trunk/src/test/mapred/org/apache/hadoop/mapred/TestUtils.java
Modified:
    hadoop/mapreduce/trunk/CHANGES.txt
    hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/Utils.java

Modified: hadoop/mapreduce/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/mapreduce/trunk/CHANGES.txt?rev=909799&r1=909798&r2=909799&view=diff
==============================================================================
--- hadoop/mapreduce/trunk/CHANGES.txt (original)
+++ hadoop/mapreduce/trunk/CHANGES.txt Sat Feb 13 11:56:26 2010
@@ -338,6 +338,9 @@
     MAPREDUCE-1400. Use tr rather than sed to effect literal substitution in
     the build script. (Allen Wittenauer via cdouglas)
 
+    MAPREDUCE-1358. Avoid false positives in OutputLogFilter. (Todd Lipcon via
+    cdouglas)
+
 Release 0.21.0 - Unreleased
 
   INCOMPATIBLE CHANGES

Modified: hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/Utils.java
URL: http://svn.apache.org/viewvc/hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/Utils.java?rev=909799&r1=909798&r2=909799&view=diff
==============================================================================
--- hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/Utils.java (original)
+++ hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/Utils.java Sat Feb 13 11:56:26
2010
@@ -51,8 +51,8 @@
      */
     public static class OutputLogFilter implements PathFilter {
       public boolean accept(Path path) {
-        return !(path.toString().contains("_logs"));
+        return !"_logs".equals(path.getName());
       }
     }
   }
-}
\ No newline at end of file
+}

Added: hadoop/mapreduce/trunk/src/test/mapred/org/apache/hadoop/mapred/TestUtils.java
URL: http://svn.apache.org/viewvc/hadoop/mapreduce/trunk/src/test/mapred/org/apache/hadoop/mapred/TestUtils.java?rev=909799&view=auto
==============================================================================
--- hadoop/mapreduce/trunk/src/test/mapred/org/apache/hadoop/mapred/TestUtils.java (added)
+++ hadoop/mapreduce/trunk/src/test/mapred/org/apache/hadoop/mapred/TestUtils.java Sat Feb
13 11:56:26 2010
@@ -0,0 +1,79 @@
+/**
+ * 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.hadoop.mapred;
+
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.fs.PathFilter;
+
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+public class TestUtils {
+  private static final Path[] LOG_PATHS = new Path[] {
+    new Path("file:///foo/_logs"),
+    new Path("file:///foo/_logs/"),
+    new Path("_logs/"),
+    new Path("_logs")
+  };
+
+  private static final Path[] SUCCEEDED_PATHS = new Path[] {
+    new Path("file:///blah/" + FileOutputCommitter.SUCCEEDED_FILE_NAME)
+  };
+
+  private static final Path[] PASS_PATHS = new Path[] {
+    new Path("file:///my_logs/blah"),
+    new Path("file:///a/b/c"),
+    new Path("file:///foo/_logs/blah"),
+    new Path("_logs/foo"),
+    new Path("file:///blah/" +
+             FileOutputCommitter.SUCCEEDED_FILE_NAME +
+             "/bar")
+  };
+
+  @Test
+  public void testOutputFilesFilter() {
+    PathFilter filter = new Utils.OutputFileUtils.OutputFilesFilter();
+    for (Path p : LOG_PATHS) {
+      assertFalse(filter.accept(p));
+    }
+
+    for (Path p : SUCCEEDED_PATHS) {
+      assertFalse(filter.accept(p));
+    }
+
+    for (Path p : PASS_PATHS) {
+      assertTrue(filter.accept(p));
+    }
+  }
+
+  @Test
+  public void testLogFilter() {
+    PathFilter filter = new Utils.OutputFileUtils.OutputLogFilter();
+    for (Path p : LOG_PATHS) {
+      assertFalse(filter.accept(p));
+    }
+
+    for (Path p : SUCCEEDED_PATHS) {
+      assertTrue(filter.accept(p));
+    }
+
+    for (Path p : PASS_PATHS) {
+      assertTrue(filter.accept(p));
+    }
+  }
+}



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