Business logic: Five, complete authentication user's dynamic authorization function vi. complete Shiro integration Ehcache cache permissions Data

One complete the dynamic authorization function for authenticated users

Tip: According to the current authenticated user query database, get their corresponding permissions, for their authorization

Operation Steps:

1. In realm 's authorization method , get to the currently logged-in user by using the Principals object
2. Create an authorization information object
3. List of roles based on user query and traverse list of roles
4. Add role keywords to the role properties of the authorization information object in the loop body
5. According to the user query permission list, and traverse the permission list
6. Add a permission keyword to the permission property of an authorization information object in the loop body
7. Determine whether a user is a system administrator based on the user query role and permissions method in the role and Permissions service class
8. If the system administrator queries out all roles and permissions
9. If not, the corresponding roles and permissions are based on the user's query

One complete S Hiro Integration E Hcache Cache Permission Data

hint: introduce Ehcache dependency, provide ehcache core configuration file, configure Cache Manager object and inject to Security Manager object

Operation Steps:

1. introducing The coordinates of Ehcache in Pom.xml
2. provides core configuration files for Ehcache
3. registering a Ehcache Cache Manager object in the spring configuration file, injecting the Ehcache core profile path to the Cache manager Object
4. in the Configure the Cache Manager property for the Ehcache cache Manager object in the Shiro security Manager

Business logic: Five, complete authentication user's dynamic authorization function vi. complete Shiro integration Ehcache cache permissions Data