Beefed up javadocs around automatic person creation

Added specialized PersonException for when the user could not be automatically created


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2439 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/service/cmr/security/NoSuchPersonException.java

@@ -0,0 +1,42 @@
+/*
+ * 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.service.cmr.security;
+
+import org.alfresco.repo.security.person.PersonException;
+
+/**
+ * Thrown when a person doesn't exist and can't be created.
+ * 
+ * @author Derek Hulley
+ */
+public class NoSuchPersonException extends PersonException
+{
+    private static final long serialVersionUID = -8514361120995433997L;
+
+    private final String userName;
+    
+    public NoSuchPersonException(String userName)
+    {
+        super(String.format("User does not exist and could not be created: %s", userName));
+        this.userName = userName;
+    }
+
+    public String getUserName()
+    {
+        return userName;
+    }
+}