[Task 70808] added javadoc

dspace-api/src/main/java/org/dspace/eperson/service/AccountService.java

@@ -47,5 +47,10 @@ public interface AccountService {
     public void deleteToken(Context context, String token)
         throws SQLException;
 
+    /**
+     * This method verifies that a certain String adheres to the password rules for DSpace
+     * @param password  The String to be checked
+     * @return          A boolean indicating whether or not the given String adheres to the password rules
+     */
     public boolean verifyPasswordStructure(String password);
 }