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App crashes when I use the lib + Camera

Open baldeweb opened this issue 7 years ago • 3 comments

If I take a pic from camera, and after this, I try to take a pic from gallery, the app crashes, and send me this error in log:

java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.XmlResourceParser android.content.pm.ProviderInfo.loadXmlMetaData(android.content.pm.PackageManager, java.lang.String)' on a null object reference

My code, that's being used is this below:

public class MainActivity extends AppCompatActivity {
    @BindView(R.id.imageView1)
    ImageView ivPhoto;

    private static final int REQUEST_IMAGE_CAPTURE = 1;
    private Bitmap imgBmpFromCamera;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);
    }

    @OnClick(R.id.imageView1)
    void takeImage() {
        alert(this, "Choose an option", "Open with camera or take from gallery",
                "Camera", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
                            if (ActivityCompat.shouldShowRequestPermissionRationale(MainActivity.this, Manifest.permission.CAMERA)) {

                            } else {
                                //  LIBERA A PERMISSÃO SEM PEDIR NOVAMENTE
                                ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.CAMERA}, REQUEST_IMAGE_CAPTURE);
                            }
                        } else {
                            openCamera();
                        }
                    }
                },
                "Gallery", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        try {
                            ImagePicker.pickImage(MainActivity.this, "Select your image:");
                        } catch (Exception e) {
                            Toast.makeText(MainActivity.this, "Problem to open the gallery.\nUse the camera or try later.", Toast.LENGTH_SHORT).show();
                            Log.e("LOG", "Erro: " + e);
                        }
                    }
                });
    }

    private void openCamera() {
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getPackageManager()) != null)
            startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE);
    }

    //  =================================================================================
    public static void alert(Context c, String t, String m, String msgBtnPositive, DialogInterface.OnClickListener cliqueOk, String msgBtnNegative, DialogInterface.OnClickListener cliqueNegative) {
        AlertDialog.Builder a = new AlertDialog.Builder(c);
        a.setTitle(t);
        a.setMessage(m);
        a.setPositiveButton(msgBtnPositive, cliqueOk);
        a.setNegativeButton(msgBtnNegative, cliqueNegative);
        a.show();
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        //  camera
        if (requestCode == REQUEST_IMAGE_CAPTURE && resultCode == RESULT_OK) {
            Bundle extras = data.getExtras();
            if (extras != null) {
                try {
                    ivPhoto.setImageBitmap((Bitmap) extras.get("data"));
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        } else {
            //  gallery
            try {
                ivPhoto.setImageBitmap(ImagePicker.getImageFromResult(this, requestCode, resultCode, data));
            } catch (Exception e) {
                Log.i("LOG", "onActivityResult: " + e);
            }
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
        switch (requestCode) {
            case REQUEST_IMAGE_CAPTURE:
                // If request is cancelled, the result arrays are empty.
                if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                    openCamera();
                } else {

                }
                break;
            default:
                break;
        }
    }
}

baldeweb avatar Mar 28 '18 17:03 baldeweb

Add this to the application tag of your Android Manifest:

        <provider
            android:name="android.support.v4.content.FileProvider"
            android:authorities="com.mvc.imagepicker.provider"
            android:exported="false"
            android:grantUriPermissions="true"
            tools:replace="android:authorities">
            <meta-data
                android:name="android.support.FILE_PROVIDER_PATHS"
                android:resource="@xml/provider_paths"
                tools:replace="android:resource"/>
        </provider>

euri16 avatar May 10 '18 22:05 euri16

@euri16 i tried adding that didnt worked even build successfully.Then i get your dependency https://jitpack.io/#axper/ImagePicker/1.2.5 but app still crashes with same error given by @baldeweb . my heads are off man just tell me where am i getting wrong.

git1998 avatar Jun 19 '18 12:06 git1998

@baldeweb add permission for camera in menifest or runtime , and adding <provider> in manifest will definatly solve this issue.It worked for me

git1998 avatar Jun 19 '18 12:06 git1998