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From e..@apache.org
Subject svn commit: r1395703 - in /hadoop/common/trunk/hadoop-common-project/hadoop-common: CHANGES.txt src/main/java/org/apache/hadoop/util/StringUtils.java src/test/java/org/apache/hadoop/util/TestStringUtils.java
Date Mon, 08 Oct 2012 18:17:40 GMT
Author: eli
Date: Mon Oct  8 18:17:39 2012
New Revision: 1395703

URL: http://svn.apache.org/viewvc?rev=1395703&view=rev
Log:
HADOOP-8804. Improve Web UIs when the wildcard address is used. Contributed by Senthil Kumar

Modified:
    hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
    hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/StringUtils.java
    hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestStringUtils.java

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt?rev=1395703&r1=1395702&r2=1395703&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt Mon Oct  8 18:17:39
2012
@@ -292,6 +292,9 @@ Release 2.0.3-alpha - Unreleased 
 
     HADOOP-8889. Upgrade to Surefire 2.12.3 (todd)
 
+    HADOOP-8804. Improve Web UIs when the wildcard address is used.
+    (Senthil Kumar via eli)
+
   OPTIMIZATIONS
 
     HADOOP-8866. SampleQuantiles#query is O(N^2) instead of O(N). (Andrew Wang

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/StringUtils.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/StringUtils.java?rev=1395703&r1=1395702&r2=1395703&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/StringUtils.java
(original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/StringUtils.java
Mon Oct  8 18:17:39 2012
@@ -34,6 +34,7 @@ import java.util.List;
 import java.util.Locale;
 import java.util.StringTokenizer;
 
+import com.google.common.net.InetAddresses;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.Path;
@@ -77,6 +78,9 @@ public class StringUtils {
    * @return the hostname to the first dot
    */
   public static String simpleHostname(String fullHostname) {
+    if (InetAddresses.isInetAddress(fullHostname)) {
+      return fullHostname;
+    }
     int offset = fullHostname.indexOf('.');
     if (offset != -1) {
       return fullHostname.substring(0, offset);

Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestStringUtils.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestStringUtils.java?rev=1395703&r1=1395702&r2=1395703&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestStringUtils.java
(original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/TestStringUtils.java
Mon Oct  8 18:17:39 2012
@@ -282,6 +282,19 @@ public class TestStringUtils extends Uni
     }
   }
 
+  @Test
+  public void testSimpleHostName() {
+    assertEquals("Should return hostname when FQDN is specified",
+            "hadoop01",
+            StringUtils.simpleHostname("hadoop01.domain.com"));
+    assertEquals("Should return hostname when only hostname is specified",
+            "hadoop01",
+            StringUtils.simpleHostname("hadoop01"));
+    assertEquals("Should not truncate when IP address is passed",
+            "10.10.5.68",
+            StringUtils.simpleHostname("10.10.5.68"));
+  }
+
   // Benchmark for StringUtils split
   public static void main(String []args) {
     final String TO_SPLIT = "foo,bar,baz,blah,blah";



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