问如何在接收焦点上消除TextInputEditText中的提示

EN

myEditText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
    public void onFocusChange(View v, boolean hasFocus) {
        if (hasFocus)
            myEditText.setHint("");
        else
            myEditText.setHint("Your hint");
    }
});

textInputEditText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
        @Override
        public void onFocusChange(View view, boolean hasfocus) {
            if (hasfocus) {
                textInputLayout.setHint("test");
            } else {
                textInputLayout.setHint(null);
            }
        }
    });

textInputEditText.addTextChangedListener(new TextWatcher() {
        @Override
        public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {

        }

        @Override
        public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
            if (TextUtils.isEmpty(textInputEditText.getText().toString())) {
                textInputLayout.setHint("test");
            } else {
                textInputLayout.setHint(null);
            }
        }

        @Override
        public void afterTextChanged(Editable editable) {

        }
    });