1 files changed, 16 insertions, 0 deletions
diff --git a/src/main/java/com/blog/web/security/SecurityUtil.java b/src/main/java/com/blog/web/security/SecurityUtil.java
new file mode 100644
index 0000000..6e8a5b0
--- /dev/null
+++ b/src/main/java/com/blog/web/security/SecurityUtil.java
@@ -0,0 +1,16 @@
+package com.blog.web.security;
+
+import org.springframework.security.authentication.AnonymousAuthenticationToken;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
+
+public class SecurityUtil {
+    public static String getSessionUser() {
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        if(!(authentication instanceof AnonymousAuthenticationToken)) {
+            String currentUsername = authentication.getName();
+            return currentUsername;
+        }
+        return null;
+    }
+}