Merge from HEAD to WCM-DEV2.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3659 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/audit/model/TrueFalseUnset.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2005 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * 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.alfresco.repo.audit.model;
+
+/**
+ * An enum for the values 
+ * <ol>
+ *   <li> TRUE
+ *   <li> FALSE
+ *   <li> UNSET
+ * </ol>
+ * 
+ * @author Andy Hind
+ */
+public enum TrueFalseUnset
+{
+    TRUE, FALSE, UNSET;
+    
+    public static TrueFalseUnset getTrueFalseUnset(String value)
+    {
+        if(value.equalsIgnoreCase("true"))
+        {
+            return TrueFalseUnset.TRUE;
+        }
+        else if(value.equalsIgnoreCase("false"))
+        {
+            return TrueFalseUnset.FALSE;
+        }
+        else if(value.equalsIgnoreCase("unset"))
+        {
+            return TrueFalseUnset.UNSET;
+        }
+        else
+        {
+            throw new AuditModelException("Invalid value for TrueFalseUnset: "+value);
+        }
+    }
+}