Image Picker Android Studio Java

 

MaterialCardView addImage;
private final int REQ = 1;
private Bitmap bitmap;
private ImageView noticeImageView;

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

    addImage= findViewById(R.id.addImage);
    noticeImageView= findViewById(R.id.noticeImageView);

    addImage.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            openGallery();
        }
    });



} //===========================================================================




private void openGallery() {

    Intent pickImage = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
    startActivityForResult(pickImage,REQ);

}


@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (requestCode==REQ && requestCode==RESULT_OK){
        Uri uri = data.getData();
        try {
            bitmap = MediaStore.Images.Media.getBitmap(getContentResolver(),uri);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        noticeImageView.setImageBitmap(bitmap);
    }
}