gistfile1.java

public class BuildEnvelope extends Activity {
        private static Context mContext;
	@Override
	public void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
                mContext = this;
		setContentView(R.layout.buildenvelope);
		
		try
		{
			Document doc = new Document();
			doc.setID(1);
			Uri uri = getIntent().getParcelableExtra(Intent.EXTRA_STREAM);
			ContentResolver cr = getContentResolver();
			Cursor cur = cr.query(uri, null, null, null, null);
			if (cur.moveToFirst())
			{
				doc.setName(cur.getString(cur.getColumnIndex(MediaStore.MediaColumns.TITLE)));
				
				String filename = cur.getString(cur.getColumnIndex(MediaStore.MediaColumns.DATA));
				int lastdot = filename.lastIndexOf('.');
				int lastdir = filename.lastIndexOf('/');
				if (lastdot <= lastdir)
					doc.setFileExtension("");
				else
					doc.setFileExtension(filename.substring(lastdot + 1));
				
				InputStream is = cr.openInputStream(uri);
				byte[] buf = new byte[cur.getInt(cur.getColumnIndex(MediaStore.MediaColumns.SIZE))];
				is.read(buf);
				is.close();
				doc.setData(buf);
			}
			
			Recipient recip = new Recipient();
			recip.setID(1);
			recip.setUserName(((DSApplication)getApplication()).getCurrentUser().getUserName());
			recip.setSignerName(((DSApplication)getApplication()).getCurrentUser().getUserName());
			recip.setEmail(((DSApplication)getApplication()).getCurrentUser().getEmail());
			recip.setType(Recipient.Type.Signer);
			recip.setRoutingOrder(1);
			recip.setAutoNavigation(true);
			
			CustomField cf_appname = new CustomField();
			cf_appname.setName("AppName");
			cf_appname.setValue("DocuSign Ink Beta");
			
			CustomField cf_platform = new CustomField();
			cf_appname.setName("Platform");
			cf_appname.setValue("Android");
			
			final Envelope env = new Envelope();
			env.setDocuments(Collections.singletonList(doc));
			env.setRecipients(Collections.singleton(recip));
			ArrayList<CustomField> fields = new ArrayList<CustomField>();
			fields.add(cf_appname);
			fields.add(cf_platform);
			env.setCustomFields(fields);
			env.setSubject(doc.getName());
			env.setEmailBlurb("");
			
			// if i uncomment the putExtra call, this line has no effect
                        Thread t = new Thread(new Runnable()
                        {
                            @Override
                            public void run()
                            {
                                 Intent i = new Intent(this, UploadActivity.class);
                                 i.putExtra("Envelope", env);
                                 startActivity(i);
                            }
                        }
			t.start();
                        t.join();
			// this works fine
			finish();
		}
		catch (Exception e)
		{
			Toast.makeText(this, e.toString(), Toast.LENGTH_LONG);
			finish();
		}
	}
}