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From peterrei...@apache.org
Subject svn commit: r568510 - in /ant/core/trunk/src/main/org/apache/tools/ant/property: ./ NullReturn.java package.html
Date Wed, 22 Aug 2007 08:40:54 GMT
Author: peterreilly
Date: Wed Aug 22 01:40:54 2007
New Revision: 568510

URL: http://svn.apache.org/viewvc?rev=568510&view=rev
Log:
adding null return

Added:
    ant/core/trunk/src/main/org/apache/tools/ant/property/
    ant/core/trunk/src/main/org/apache/tools/ant/property/NullReturn.java   (with props)
    ant/core/trunk/src/main/org/apache/tools/ant/property/package.html

Added: ant/core/trunk/src/main/org/apache/tools/ant/property/NullReturn.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/property/NullReturn.java?rev=568510&view=auto
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/property/NullReturn.java (added)
+++ ant/core/trunk/src/main/org/apache/tools/ant/property/NullReturn.java Wed Aug 22 01:40:54
2007
@@ -0,0 +1,29 @@
+/*
+ *  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.tools.ant.property;
+
+/** Class to represent a null and to stop the chain of lookups. */
+public final class NullReturn {
+    /** a value to use in a property helper to stop looking properties */
+    public static final NullReturn NULL = new NullReturn();
+
+    /** Private constructor */
+    private NullReturn() {
+    }
+}
+

Propchange: ant/core/trunk/src/main/org/apache/tools/ant/property/NullReturn.java
------------------------------------------------------------------------------
    svn:eol-style = native

Added: ant/core/trunk/src/main/org/apache/tools/ant/property/package.html
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/property/package.html?rev=568510&view=auto
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/property/package.html (added)
+++ ant/core/trunk/src/main/org/apache/tools/ant/property/package.html Wed Aug 22 01:40:54
2007
@@ -0,0 +1,3 @@
+<body>
+  Contains helper classes for ant properties.
+</body>



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