Android Open Source - dCache-Cloud Profile Activity

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Back to project page dCache-Cloud.

License

The source code is released under:

Copyright ? 2013, Michael Stapelberg and contributors All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following ...

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Java Source Code

package de.desy.dCacheCloud.Activities;
/*from  ww w  .j  av  a2  s .  co m*/
import External.Contents;
import External.QRCodeEncoder;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.Point;
import android.os.Bundle;
import android.view.Display;
import android.view.WindowManager;
import android.widget.ImageView;
import android.widget.TextView;

import com.google.zxing.BarcodeFormat;
import com.google.zxing.WriterException;

import de.desy.dCacheCloud.CryptoHelper;
import de.desy.dCacheCloud.KeyStoreHelper;
import de.desy.dCacheCloud.R;

public class ProfileActivity extends Activity {

  private ImageView ivQR;
  private TextView tvFingerPrint;

  
  public ProfileActivity(){}
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.profile);
    
    ivQR = (ImageView)findViewById(R.id.imageViewQR);
    tvFingerPrint = (TextView)findViewById(R.id.textViewFingerPrint);
         
     //Find screen size
     WindowManager manager = (WindowManager) getSystemService(WINDOW_SERVICE);
     Display display = manager.getDefaultDisplay();
     Point point = new Point();
     display.getSize(point);
     int width = point.x;
     int height = point.y;
     int smallerDimension = width < height ? width : height;
     
     // can scale the size of the QR-Code, if needed
     // smallerDimension = smallerDimension * 3/4;
   
     //DatabaseHelper oh = new DatabaseHelper(this);
     //String content = oh.getOwnPublic().toString();
     //String hashContent = oh.getOwnHashKey();
     String content = CryptoHelper.PublicKeyToString(KeyStoreHelper.getOwnPub());
     String hashContent = CryptoHelper.hash(content);

     //Encode with a QR Code image
     QRCodeEncoder qrCodeEncoder = new QRCodeEncoder(content, 
               null, 
               Contents.Type.TEXT,  
               BarcodeFormat.QR_CODE.toString(), 
               smallerDimension);
     try {
      Bitmap bitmap = qrCodeEncoder.encodeAsBitmap();
      ivQR.setImageBitmap(bitmap);
      tvFingerPrint.setText("Fingerprint: " + hashContent);
   
     } catch (WriterException e) {
      e.printStackTrace();
     }
  }

  @Override
  protected void onPause() {
    super.onPause();
  }

  @Override
  protected void onResume() {
    super.onResume();
  }
}

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