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Posted to commits@hbase.apache.org by ns...@apache.org on 2011/01/04 01:33:48 UTC
svn commit: r1054843 -
/hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/Pair.java
Author: nspiegelberg
Date: Tue Jan 4 00:33:48 2011
New Revision: 1054843
URL: http://svn.apache.org/viewvc?rev=1054843&view=rev
Log:
Add factory pattern to Pair so template types can be inferred from input
params.
Modified:
hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/Pair.java
Modified: hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/Pair.java
URL: http://svn.apache.org/viewvc/hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/Pair.java?rev=1054843&r1=1054842&r2=1054843&view=diff
==============================================================================
--- hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/Pair.java (original)
+++ hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/Pair.java Tue Jan 4 00:33:48 2011
@@ -51,7 +51,19 @@ public class Pair<T1, T2> implements Ser
this.first = a;
this.second = b;
}
-
+
+ /**
+ * Constructs a new pair, inferring the type via the passed arguments
+ * @param <T1> type for first
+ * @param <T2> type for second
+ * @param a first element
+ * @param b second element
+ * @return a new pair containing the passed arguments
+ */
+ public static <T1,T2> Pair<T1,T2> newPair(T1 a, T2 b) {
+ return new Pair<T1,T2>(a, b);
+ }
+
/**
* Replace the first element of the pair.
* @param a operand