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Posted to commits@commons.apache.org by ba...@apache.org on 2009/09/15 07:55:13 UTC
svn commit: r815050 -
/commons/proper/collections/trunk/src/java/org/apache/commons/collections/functors/NullPredicate.java
Author: bayard
Date: Tue Sep 15 05:55:13 2009
New Revision: 815050
URL: http://svn.apache.org/viewvc?rev=815050&view=rev
Log:
Merging from -r468106:814127 of collections_jdk5_branch - namely where this code was generified; mostly in r738956.
Also see the following revisions:
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r643795 | skestle | 2008-04-02 01:49:57 -0700 (Wed, 02 Apr 2008) | 5 lines
Generified EqualPredicate and created individual test class moved from TestPredicateUtils
Added assertFalse() and assertTrue to BasicPredicateTestBase with (Predicate, Object) parameters
Issues: COLLECTIONS-243, COLLECTIONS-253, COLLECTIONS-293
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r643782 | skestle | 2008-04-02 01:00:00 -0700 (Wed, 02 Apr 2008) | 5 lines
Generified NullPredicate and created individual test class moved on TestPredicateUtils
Renamed PredicateTestBase to MockPredicateTestBase to reduce confusion and added BasicPredicateTestBase.
Issues: COLLECTIONS-243, COLLECTIONS-253, COLLECTIONS-293
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Modified:
commons/proper/collections/trunk/src/java/org/apache/commons/collections/functors/NullPredicate.java
Modified: commons/proper/collections/trunk/src/java/org/apache/commons/collections/functors/NullPredicate.java
URL: http://svn.apache.org/viewvc/commons/proper/collections/trunk/src/java/org/apache/commons/collections/functors/NullPredicate.java?rev=815050&r1=815049&r2=815050&view=diff
==============================================================================
--- commons/proper/collections/trunk/src/java/org/apache/commons/collections/functors/NullPredicate.java (original)
+++ commons/proper/collections/trunk/src/java/org/apache/commons/collections/functors/NullPredicate.java Tue Sep 15 05:55:13 2009
@@ -28,22 +28,35 @@
*
* @author Stephen Colebourne
*/
-public final class NullPredicate implements Predicate, Serializable {
+public final class NullPredicate<T> implements Predicate<T>, Serializable {
/** Serial version UID */
private static final long serialVersionUID = 7533784454832764388L;
/** Singleton predicate instance */
- public static final Predicate INSTANCE = new NullPredicate();
+ public static final Predicate<?> INSTANCE = new NullPredicate<Object>();
/**
* Factory returning the singleton instance.
*
* @return the singleton instance
* @since Commons Collections 3.1
+ * @deprecated use {@link #nullPredicate()} instead.
*/
- public static Predicate getInstance() {
- return INSTANCE;
+ @Deprecated
+ public static <T> Predicate<T> getInstance() {
+ return nullPredicate();
+ }
+
+ /**
+ * Factory returning the singleton instance.
+ *
+ * @return the singleton instance
+ * @since Commons Collections 3.1
+ */
+ @SuppressWarnings("unchecked")
+ public static <T> Predicate<T> nullPredicate() {
+ return (Predicate<T>) INSTANCE;
}
/**