上传照片

public class MainActivity extends AppCompatActivity {

    String path;
    private ImageView imageView;
    private static final String TAG = "MainActivity";
    private static final int IMAGE = 1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        path = getPath() + "/image.png";
        imageView = findViewById(R.id.main_image);
        imageView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                Uri uri = Uri.fromFile(new File(path));
                intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
                startActivityForResult(intent, IMAGE);
            }
        });

    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == IMAGE && resultCode == Activity.RESULT_OK) {
            showImage(path);
        }
    }

    private void showImage(String path) {
        Bitmap bitmap = BitmapFactory.decodeFile(path);
        ((ImageView) findViewById(R.id.main_image)).setImageBitmap(bitmap);
    }

    public String getPath() {
        File file = new File(Environment.getExternalStorageDirectory().getPath() + "/myh");
        if (!file.exists() || !file.isDirectory()) {
            file.mkdirs();
        }
        return file.getPath();
    }


}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="movie.bw.com.exam19">

    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.CAMERA" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>