Data provider in TestNG

 package muttu.test;  
 import org.testng.annotations.DataProvider;  
 import org.testng.annotations.Test;  
 public class DataProviderDemo {  
      @DataProvider(name = "LoginDeatls")  
      public Object[][] getUserDetails() {  
           return new Object[][] { { "uName1", "pwd1" }, { "uName2", "pwd2" } };  
      }  
      @Test(dataProvider = "LoginDeatls")  
      public void Login(String name, String password) {  
           System.out.println(name);  
           System.out.println(password);  
      }  
 }