Merge branch 'master' of https://github.com/wso2/carbon-device-mgt into apim

components/identity-extensions/dynamic-client-registration/org.wso2.carbon.dynamic.client.registration/src/main/java/org/wso2/carbon/dynamic/client/registration/impl/DynamicClientRegistrationServiceImpl.java

@@ -82,7 +82,9 @@ public class DynamicClientRegistrationServiceImpl implements DynamicClientRegist
         oAuthApplicationInfo.addParameter(TOKEN_SCOPE, Arrays.toString(tokenScopes));
         OAuthApplicationInfo info;
         try {
-            info = this.createOAuthApplication(profile);
+            synchronized (DynamicClientRegistrationServiceImpl.class) {
+                info = this.createOAuthApplication(profile);
+            }
         } catch (DynamicClientRegistrationException | IdentityException e) {
             throw new DynamicClientRegistrationException("Can not create OAuth application  : " + applicationName, e);
         }