Android Open Source - Mamytas About Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

package mn.aug.restfulandroid.activity;
/* ww  w  . j  a v a2s  .  co  m*/
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;

import android.app.Activity;
import android.content.Context;
import android.content.res.AssetManager;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;

import mn.aug.restfulandroid.R;

/**
 * Dialog for displaying the open-source attributions and licenses as defined in
 * LICENSE.txt.
 * 
 * @author jeremy
 * 
 */
public class AboutActivity extends Activity {

  private static final String TAG = AboutActivity.class.getSimpleName();

  /**
   * The file containing the text to display in the dialog
   */
  private static final String LICENSE_FILENAME = "LICENSE.txt";

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.about);

    TextView textView = (TextView) findViewById(R.id.license_content);
    String data = readTextFile(this, LICENSE_FILENAME);
    textView.setText(data);
  }

  /**
   * This method reads simple text file
   * 
   * @param context an Android Context
     * @param filename the filename to read
   * @return data from file
   */
  private static String readTextFile(Context context, String filename) {

    InputStream inputStream = getInputStream(context, filename);

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    byte buf[] = new byte[1024];
    int len;
    try {
      while ((len = inputStream.read(buf)) != -1) {
        outputStream.write(buf, 0, len);
      }
      outputStream.close();
      inputStream.close();
    } catch (IOException ignored) {
    }
    return outputStream.toString();
  }

  private static InputStream getInputStream(Context context, String filename) {
    AssetManager assetManager = context.getAssets();
    InputStream inputStream = null;
    try {
      inputStream = assetManager.open(filename);
    } catch (IOException e) {
      Log.e(TAG, e.getLocalizedMessage(), e);
    }
    return inputStream;
  }

}

Java Source Code List

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