public <T> void setAdapter(MaterialSpinnerAdapter<T> adapter) {
    this.adapter = adapter;
    this.adapter.setTextColor(textColor);
    this.adapter.setBackgroundSelector(backgroundSelector);
    this.adapter.setPopupPadding(popupPaddingLeft, popupPaddingTop, popupPaddingRight, popupPaddingBottom);
    setAdapterInternal(adapter);
  }
public < T > void setAdapter ( MaterialSpinnerAdapter < T > adapter ) { this . adapter = adapter ; this . adapter . setTextColor ( textColor ) ; this . adapter . setBackgroundSelector ( backgroundSelector ) ; this . adapter . setPopupPadding ( popupPaddingLeft , popupPaddingTop , popupPaddingRight , popupPaddingBottom ) ; setAdapterInternal ( adapter ) ; }
Set the custom adapter for the dropdown items

@param adapter The adapter
@param <T> The type