如何根据自定义adpater中设置的值使自定义适配器的布局可见和不可见

In my application i have two layout in which the bottom layout some value will be null based on the user details from the server i want to make invisible the which are null, i am using the custom base adapter to create and set the value to the layout view text view please help in this issue. I have tried some google code its not working. my adapter calss is as followsIn my application i have two layout in which th