Android Open Source - voc Q Rcode From File

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The source code is released under:

GNU General Public License

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Java Source Code

package cleanup;
/*from  w  w  w.j  ava2s  .  c  om*/
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import android.os.Environment;
import android.util.Log;

public class QRcodeFromFile {

  private static String qrcode;
  private static String tag = "QR code from file";

  public static String getQrcode() {
    return qrcode;
  }

  public static void setQrcode(String qrcode) {
    QRcodeFromFile.qrcode = qrcode;
  }

  public static String getQrcodeFromFile() {
    File sdcard = Environment.getExternalStorageDirectory();

    // Get the text file
    File file = new File(sdcard + "/BreezingData/", "QRcode.txt");

    // Read text from file
    StringBuilder text = new StringBuilder();

    try {
      BufferedReader br = new BufferedReader(new FileReader(file));
      String line;

      while ((line = br.readLine()) != null) {
        text.append(line);
      }
      qrcode = text.toString();
      br.close();
    }
    catch (IOException e) {
      Log.d(tag, "Exception in getting QR code from file.");
      qrcode = null;
    }
    return qrcode;
  }

}

Java Source Code List