I am not sure how to pass username ,password values to my test method from my data provider. My @DataProvider looks something similar to this,
@DataProvider(name="dataprovider")
public Object [][] getData()
{
Object[][] data = new Object[1][2];
Hashtable<String, String> credential1 = new Hashtable<String, String>();
credential1.put("username", "admin");
credential1.put("password", "admin");
Hashtable<String, String> credential2 = new Hashtable<String, String>();
credential2.put("username", "admin");
credential2.put("password", "WCM2k8Ap");
data[0][0] = credential1;
data[0][1] = credential2;
return data;
}