Android Open Source - final_year_frontend Subscription Manager

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Back to project page final_year_frontend.

License

The source code is released under:

MIT License

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Java Source Code

package com.james.erebus.networking;
/*from w  w  w. j  a  va  2 s  .  co m*/
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;


import android.content.Context;

import com.james.erebus.JSONJava.JSONArray;
import com.james.erebus.JSONJava.JSONException;

/**
 * A class to manage writing and reading subscriptions
 * @author james
 *
 */

public class SubscriptionManager {

  /**
   * Writes a {@link com.james.erebus.JSONJava.JSONArray} of information to the specified file
   * @param c The {@link android.content.Context} in which this method is called
   * @param ja The JSONArray of information to be written
   * @param fileName The name of the file to write to
   */
  public void writeSubbed(Context c, JSONArray ja, String fileName)
  {
    FileOutputStream fos;
    try {
      fos = c.openFileOutput(fileName, Context.MODE_PRIVATE);
      fos.write(ja.toString().getBytes());
      fos.close();
    } catch (FileNotFoundException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }

  }

  /**
   * Reads a {@link com.james.erebus.JSONJava.JSONArray} of information from the specified file
   * @param c The {@link android.content.Context} in which this method is called
   * @param fileName The name of the file to write to
   * @return A JSONArray of the information read from the file
   */
  public JSONArray readSubbed(Context c, String fileName)
  {
    try{
      FileInputStream fis = c.openFileInput(fileName);
      JSONArray ja;
      int ch;
      StringBuffer strBuf = new StringBuffer("");
      while((ch = fis.read()) != -1)
      {
        strBuf.append((char)ch);
      }
      fis.close();
      ja = new JSONArray(strBuf.toString());
      return ja;
    } catch(FileNotFoundException fnf)
    {

    }
    catch (IOException e) {
      e.printStackTrace();
    } catch (JSONException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
    return null;
  }
}

Java Source Code List