android baseactivity

public abstract class BaseActivity extends AppCompatActivity {

    // 请求权限的方法
    protected void requestPermissions(String[] permissions, int requestCode) {
        ActivityCompat.requestPermissions(this, permissions, requestCode);
    }

    // 权限请求结果的处理
    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        // 处理权限请求结果
        // ...
    }

    // 其他通用方法...
}

public class MainActivity extends BaseActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // 调用BaseActivity中的方法
        requestPermissions(new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA_PERMISSION);
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        // 处理权限请求结果
        // ...
    }
}