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[utils] / security / usermgt / src / main / java / org / wamblee / security / authorization / AuthorizationInitializer.java

diff --git a/security/usermgt/src/main/java/org/wamblee/security/authorization/AuthorizationInitializer.java b/security/usermgt/src/main/java/org/wamblee/security/authorization/AuthorizationInitializer.java
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+/*
+ * Copyright 2005-2010 the original author or authors.
+ * 
+ * Licensed 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.wamblee.security.authorization;
+
+import org.apache.log4j.Logger;
+
+/**
+ * Inititializer class for authorization rules. This class initializes the
+ * authorization rules in case none are present.
+ */
+public class AuthorizationInitializer {
+    private static final Logger LOGGER = Logger
+        .getLogger(AuthorizationInitializer.class);
+
+    /**
+     * Initializes authorization rules in case none are present.
+     * 
+     * @param aService
+     *            Authorization service.
+     * @param aRules
+     *            Default rules for initialization.
+     */
+    public AuthorizationInitializer(AuthorizationService aService,
+        AbstractAuthorizationRule[] aRules) {
+        if (aService.getRules().length == 0) {
+            for (AbstractAuthorizationRule rule : aRules) {
+                LOGGER.info("Appending authorization rule " + rule);
+                aService.appendRule(rule);
+            }
+        }
+    }
+}