Spinner was using material spinner
compile 'com.lib.henrasn:androidformvalidator:0.0.5'
Adding view to xml layout
<com.lib.henrasn.androidformvalidator.EditTextValidator
app:error_message="this is message error"
app:required="true" />
add view to array of Object
Obejct[] viewObjects = {view1, view2, view3, ...}
execute validation
boolean isvalid = new Validator(viewObjects).validate();