updated example codes for Apache shiro and Vavr Collections API

apache-shiro/src/main/java/com/baeldung/Main.java

@@ -2,11 +2,12 @@ package com.baeldung;
 
 import org.apache.shiro.SecurityUtils;
 import org.apache.shiro.authc.*;
-import org.apache.shiro.config.IniSecurityManagerFactory;
+import org.apache.shiro.mgt.DefaultSecurityManager;
 import org.apache.shiro.mgt.SecurityManager;
+import org.apache.shiro.realm.Realm;
+import org.apache.shiro.realm.text.IniRealm;
 import org.apache.shiro.session.Session;
 import org.apache.shiro.subject.Subject;
-import org.apache.shiro.util.Factory;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -16,9 +17,8 @@ public class Main {
 
     public static void main(String[] args) {
 
-        Factory<SecurityManager> factory
-          = new IniSecurityManagerFactory("classpath:shiro.ini");
-        SecurityManager securityManager = factory.getInstance();
+        Realm realm = new MyCustomRealm();
+        SecurityManager securityManager = new DefaultSecurityManager(realm);
 
         SecurityUtils.setSecurityManager(securityManager);
         Subject currentUser = SecurityUtils.getSubject();
@@ -28,7 +28,7 @@ public class Main {
             = new UsernamePasswordToken("user", "password");
           token.setRememberMe(true);
           try {
-            currentUser.login(token);
+              currentUser.login(token);
           } catch (UnknownAccountException uae) {
               log.error("Username Not Found!", uae);
           } catch (IncorrectCredentialsException ice) {
@@ -43,7 +43,7 @@ public class Main {
         log.info("User [" + currentUser.getPrincipal() + "] logged in successfully.");
 
         if (currentUser.hasRole("admin")) {
-          log.info("Welcome Admin");
+            log.info("Welcome Admin");
         } else if(currentUser.hasRole("editor")) {
             log.info("Welcome, Editor!");
         } else if(currentUser.hasRole("author")) {
@@ -53,19 +53,19 @@ public class Main {
         }
 
         if(currentUser.isPermitted("articles:compose")) {
-          log.info("You can compose an article");
+            log.info("You can compose an article");
         } else {
             log.info("You are not permitted to compose an article!");
         }
 
         if(currentUser.isPermitted("articles:save")) {
-          log.info("You can save articles");
+            log.info("You can save articles");
         } else {
             log.info("You can not save articles");
         }
 
         if(currentUser.isPermitted("articles:publish")) {
-          log.info("You can publish articles");
+            log.info("You can publish articles");
         } else {
             log.info("You can not publish articles");
         }
@@ -74,7 +74,7 @@ public class Main {
         session.setAttribute("key", "value");
         String value = (String) session.getAttribute("key");
         if (value.equals("value")) {
-          log.info("Retrieved the correct value! [" + value + "]");
+            log.info("Retrieved the correct value! [" + value + "]");
         }
 
         currentUser.logout();

apache-shiro/src/main/resources/shiro.ini

@@ -1,3 +1,9 @@
-jdbcRealm = com.baeldung.MyCustomRealm
+[users]
+user = password,admin
+user2 = password2,editor
+user3 = password3,author
 
-securityManager.realms = $jdbcRealm
+[roles]
+admin = *
+editor = articles:*
+author = articles:compose,articles:save