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Posted to dev@commons.apache.org by sc...@apache.org on 2002/11/02 14:16:31 UTC
cvs commit: jakarta-commons/lang/src/java/org/apache/commons/lang/enum Enum.java
scolebourne 2002/11/02 05:16:31
Modified: lang/src/java/org/apache/commons/lang/enum Enum.java
Log:
Ensure that duplicate enums cannot be created
Bug found by Howard Lewis Ship
Revision Changes Path
1.4 +4 -1 jakarta-commons/lang/src/java/org/apache/commons/lang/enum/Enum.java
Index: Enum.java
===================================================================
RCS file: /home/cvs/jakarta-commons/lang/src/java/org/apache/commons/lang/enum/Enum.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- Enum.java 30 Oct 2002 21:58:18 -0000 1.3
+++ Enum.java 2 Nov 2002 13:16:30 -0000 1.4
@@ -164,6 +164,9 @@
entry = new Entry();
cEnumClasses.put(getClass().getName(), entry);
}
+ if (entry.map.containsKey(name)) {
+ throw new IllegalArgumentException("The Enum name must be unique, '" + name + "' has already been added");
+ }
entry.map.put(name, this);
entry.list.add(this);
}
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