How to upload an image in parse server using parse api in android

After struggling for several hours here is code segment works for me.

1. Data Member of activity class

Bitmap bmp;
Intent i;
Uri BmpFileName = null;

2. Starting the camera. Goal is to start camera activity and BmpFileName to store the referrence to file

String storageState = Environment.getExternalStorageState();
if (storageState.equals(Environment.MEDIA_MOUNTED)) {

String path = Environment.getExternalStorageDirectory().getName() + File.separatorChar + "Android/data/" + this.getPackageName() + "/files/" + "Doc1" + ".jpg";

File photoFile = new File(path);
try {
if (photoFile.exists() == false) { 
photoFile.getParentFile().mkdirs();
photoFile.createNewFile();
}
} 
catch (IOException e) 
{
Log.e("DocumentActivity", "Could not create file.", e);
}
Log.i("DocumentActivity", path);
BmpFileName = Uri.fromFile(photoFile);
i = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
i.putExtra(MediaStore.EXTRA_OUTPUT, BmpFileName);
startActivityForResult(i, 0);

3. Reading contents from Camera output by overriding onActivityResult. Goal is to get bmp variable valuated.

protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK) {
try {
bmp = MediaStore.Images.Media.getBitmap( this.getContentResolver(), BmpFileName);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {

// TODO Auto-generated catch block
e.printStackTrace();
}
// Myocode to display image on UI - You can ignore
if (bmp != null)
IV.setImageBitmap(bmp);
}
}

4. On Save event

// MUST ENSURE THAT YOU INITIALIZE PARSE
Parse.initialize(mContext, "Key1", "Key2");

ParseObject pObj = null;
ParseFile pFile = null ;
pObj = new ParseObject ("Document");
pObj.put("Notes", "Some Value");

// Ensure bmp has value
if (bmp == null || BmpFileName == null) {
Log.d ("Error" , "Problem with image"
return;
}

ByteArrayOutputStream stream = new ByteArrayOutputStream();
bmp.compress(CompressFormat.PNG, 100, stream);
pFile = new ParseFile("DocImage.jpg", stream.toByteArray());
try 
{
pFile.save();
pObj.put("FileName", pFile);
pObj.save();
_mParse.DisplayMessage("Image Saved");
} 
catch (ParseException e) 
{
// TODO Auto-generated catch block
_mParse.DisplayMessage("Error in saving image");
e.printStackTrace();
}

// Finish activity in my case . you may choose some thing else
finish();

So here are key difference from others

  • I called initialize parse. You may laugh about it but folks have spent hour’s debugging code without realize that parse was not initialized
  • Use Save instead of SaveInBackground. I understand that it may hold the activity but that is desired behavior for me and more importantly it works

Let me know if it does not work

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