Firebase错误android无法访问的语句

Question

选项项目选定区域mFirebaseAuth.signOut();中无法访问的语句错误。

public boolean onOptionsItemSelected(MenuItem item) {
  return super.onOptionsItemSelected(item);
  switch (item.getItemId()) {               
       case R.id.sign_out_menu:
          mFirebaseAuth.signOut();
          Auth.GoogleSignInApi.signOut(mGoogleApiClient);
          mUsername = ANONYMOUS;
          startActivity(new Intent(this, SignInActivity.class));
          return true;
       default:
           return super.onOptionsItemSelected(item);
    }
}

Answer 1

删除，

  return super.onOptionsItemSelected(item);

Answer 2

在代码的这一行：

return super.onOptionsItemSelected(item);

删除单词“ return”，使您的新行显示如下：

super.onOptionsItemSelected(item);