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Posted to common-commits@hadoop.apache.org by at...@apache.org on 2013/03/08 00:50:40 UTC
svn commit: r1454172 - in
/hadoop/common/trunk/hadoop-common-project/hadoop-common: CHANGES.txt
src/main/java/org/apache/hadoop/net/DNS.java
Author: atm
Date: Thu Mar 7 23:50:40 2013
New Revision: 1454172
URL: http://svn.apache.org/r1454172
Log:
HADOOP-9369. DNS#reverseDns() can return hostname with . appended at the end. Contributed by Karthik Kambatla.
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/net/DNS.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=1454172&r1=1454171&r2=1454172&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt Thu Mar 7 23:50:40 2013
@@ -547,6 +547,9 @@ Release 2.0.4-alpha - UNRELEASED
BUG FIXES
+ HADOOP-9369. DNS#reverseDns() can return hostname with . appended at the
+ end. (Karthik Kambatla via atm)
+
Release 2.0.3-alpha - 2013-02-06
INCOMPATIBLE CHANGES
Modified: hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/DNS.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/DNS.java?rev=1454172&r1=1454171&r2=1454172&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/DNS.java (original)
+++ hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/DNS.java Thu Mar 7 23:50:40 2013
@@ -89,7 +89,12 @@ public class DNS {
ictx.close();
}
- return attribute.get("PTR").get().toString();
+ String hostname = attribute.get("PTR").get().toString();
+ int hostnameLength = hostname.length();
+ if (hostname.charAt(hostnameLength - 1) == '.') {
+ hostname = hostname.substring(0, hostnameLength - 1);
+ }
+ return hostname;
}
/**