How to use

hashCode

method

in

android.view.inputmethod.InputMethodSubtype

@Override
public int hashCode() {
  return mSubtype.hashCode() + mLocale.hashCode();
}

String id = Settings.Secure.getString(context.getContentResolver(),
     Settings.Secure.DEFAULT_INPUT_METHOD
 );
 List<InputMethodInfo> enabledInputMethodList = inputMethodManager.getEnabledInputMethodList();
 for (InputMethodInfo inputMethodInfo : enabledInputMethodList) {
   if (inputMethodInfo.getId().equals(id)) {
     List<InputMethodSubtype> enabledInputMethodSubtypeList = inputMethodManager.getEnabledInputMethodSubtypeList(inputMethodInfo, true);
     for (InputMethodSubtype subtype : enabledInputMethodSubtypeList) {
       if (subtype.getLocale().equals(locale)) {                                   
         Settings.Secure.putInt(context.getContentResolver(),
         Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE, subtype.hashCode());
       }
     }
   }
 }