androidのfragment(Blank)のデフォルトの内容はどういう意味

android studioでfragment(Blank)を新規で作成したのですが、以下のようなコードがデフォルトでありました。そこに書かれている@override以前の部分は何を意味しているのでしょか。

java
1コード
2
3package com.example.myqrapplication;
4
5import android.os.Bundle;
6
7import androidx.fragment.app.Fragment;
8
9import android.view.LayoutInflater;
10import android.view.View;
11import android.view.ViewGroup;
12
13/**
14 * A simple {@link Fragment} subclass.
15 * Use the {@link tabBarFragment#newInstance} factory method to
16 * create an instance of this fragment.
17 */
18public class tabBarFragment extends Fragment {
19
20    // TODO: Rename parameter arguments, choose names that match
21    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
22    private static final String ARG_PARAM1 = "param1";
23    private static final String ARG_PARAM2 = "param2";
24
25    // TODO: Rename and change types of parameters
26    private String mParam1;
27    private String mParam2;
28
29    public tabBarFragment() {
30        // Required empty public constructor
31    }
32
33    /**
34     * Use this factory method to create a new instance of
35     * this fragment using the provided parameters.
36     *
37     * @param param1 Parameter 1.
38     * @param param2 Parameter 2.
39     * @return A new instance of fragment tabBarFragment.
40     */
41    // TODO: Rename and change types and number of parameters
42    public static tabBarFragment newInstance(String param1, String param2) {
43        tabBarFragment fragment = new tabBarFragment();
44        Bundle args = new Bundle();
45        args.putString(ARG_PARAM1, param1);
46        args.putString(ARG_PARAM2, param2);
47        fragment.setArguments(args);
48        return fragment;
49    }
50
51    @Override
52    public void onCreate(Bundle savedInstanceState) {
53        super.onCreate(savedInstanceState);
54        if (getArguments() != null) {
55            mParam1 = getArguments().getString(ARG_PARAM1);
56            mParam2 = getArguments().getString(ARG_PARAM2);
57        }
58    }
59
60    @Override
61    public View onCreateView(LayoutInflater inflater, ViewGroup container,
62                             Bundle savedInstanceState) {
63        // Inflate the layout for this fragment
64        return inflater.inflate(R.layout.fragment_tab_bar, container, false);
65    }
66}