hdygxsj commented on code in PR #7062:
URL: https://github.com/apache/gravitino/pull/7062#discussion_r2063131877


##########
server-common/src/main/java/org/apache/gravitino/server/authorization/GravitinoAuthorizerProvider.java:
##########
@@ -40,7 +41,21 @@ private GravitinoAuthorizerProvider() {}
    * @param serverConfig Gravitino server config
    */
   public void initialize(ServerConfig serverConfig) {
-    // TODO
+    if (gravitinoAuthorizer == null) {
+      synchronized (this) {
+        if (gravitinoAuthorizer == null) {
+          boolean enableAuthorization = 
serverConfig.get(Configs.ENABLE_AUTHORIZATION);
+          if (enableAuthorization) {
+            // TODO
+          } else {
+            gravitinoAuthorizer = new IgnoreAuthorizer();
+          }
+          if (gravitinoAuthorizer != null) {

Review Comment:
   When Configs.ENABLE_AUTHORIZATION is set to true, it will be null because 
JcasbinAuthorizer has not been implemented yet. If we don't check for null 
before the implementation of JcasbinAuthorizer, a null pointer exception will 
occur here.



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