diff --git a/restservice/src/main/java/com/plannaplan/security/cas/CustomUAMCasValidator.java b/restservice/src/main/java/com/plannaplan/security/cas/CustomUAMCasValidator.java
index 67b8885..764be01 100644
--- a/restservice/src/main/java/com/plannaplan/security/cas/CustomUAMCasValidator.java
+++ b/restservice/src/main/java/com/plannaplan/security/cas/CustomUAMCasValidator.java
@@ -1,12 +1,44 @@
 package com.plannaplan.security.cas;
 
-public class CustomUAMCasValidator implements CasValidator {
+import org.jasig.cas.client.validation.Assertion;
+import org.jasig.cas.client.validation.Cas20ServiceTicketValidator;
+import org.jasig.cas.client.validation.TicketValidationException;
 
-    public CustomUAMCasValidator(){}
+public class CustomUAMCasValidator implements CasValidator {
+    private static String CAS_URL = "https://cas.amu.edu.pl/cas";
+    private static String EMAIL_FIELD = "mail";
+    private static String USOS_ID = "usos_id";
+    private String service;
+    private String ticket;
+
+    public CustomUAMCasValidator(String service, String ticket){
+        this.service = service;
+        this.ticket = ticket;
+    }
 
     @Override
     public String validate() {
-        
+        /* 
+        * TO DO 
+        * Dodać case z CAS10/CAS20/CAS30
+        */
+        Cas20ServiceTicketValidator validator = new Cas20ServiceTicketValidator(CustomUAMCasValidator.CAS_URL);
+
+        try {
+            Assertion assertion = validator.validate(this.ticket, this.service);
+            if (assertion == null) {
+                throw new CasValidationExcepiton("Validation failed. Assertion could not be retrieved for ticket " + "");
+            }
+            String usosid = assertion.getPrincipal().getAttributes().get(CustomUAMCasValidator.USOS_ID).toString();
+            String mail = assertion.getPrincipal().getAttributes().get(CustomUAMCasValidator.EMAIL_FIELD).toString();
+
+            System.out.println(usosid);
+            System.out.println(mail);
+
+        } catch (TicketValidationException e) {
+            e.printStackTrace();
+        }
+
         return null;
     }
 }
diff --git a/restservice/src/test/java/com/plannaplan/security/cas/CustomUAMCasValidatorTest.java b/restservice/src/test/java/com/plannaplan/security/cas/CustomUAMCasValidatorTest.java
index 2abcd48..8069d0e 100644
--- a/restservice/src/test/java/com/plannaplan/security/cas/CustomUAMCasValidatorTest.java
+++ b/restservice/src/test/java/com/plannaplan/security/cas/CustomUAMCasValidatorTest.java
@@ -1,28 +1,14 @@
 package com.plannaplan.security.cas;
 
 import org.junit.Test;
-import org.jasig.cas.client.validation.Assertion;
-import org.jasig.cas.client.validation.Cas20ServiceTicketValidator;
-import org.jasig.cas.client.validation.TicketValidationException;
 
 public class CustomUAMCasValidatorTest {
     @Test
     public void shouldValidateWithDomain() {
-        /* 
-        * TO DO 
-        * Dodać case z CAS10/CAS20/CAS30
-        */
-        Cas20ServiceTicketValidator validator = new Cas20ServiceTicketValidator("https://cas.amu.edu.pl/cas");
+        CustomUAMCasValidator validator = new CustomUAMCasValidator("https://wmi.plannaplan.pl", "ST-54649-5x4h09vzUpEIyAGmf1sz-cas.amu.edu.pl");
+        
+        validator.validate();
 
-        try {
-            Assertion assertion = validator.validate("ST-53723-d0gcC3qovlJhhnKZBhTN-cas.amu.edu.pl","https://wmi.plannaplan.pl");
-            if (assertion == null) {
-                throw new CasValidationExcepiton("Validation failed. Assertion could not be retrieved for ticket " + "");
-            }
-
-        } catch (TicketValidationException e) {
-            e.printStackTrace();
-        }
 
     }
 }