Android Open Source - Swish Dao

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright (C) Shashank Kulkarni - Shashank.physics AT gmail DOT com
 *//  w ww . j  a v a2  s  .  c  om
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package com.codefupanda.app.swish.dao;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

import android.content.Context;

import com.codefupanda.app.swish.exception.SwishException;

/**
 * Used for IO operations.
 * 
 * @author Shashank
 */
public class Dao {

  private static final String FILE_NAME = "smstext.txt";
  private static final String DEFUALT_SMS_TEXT = "Hi, A very happy birthday";
  private static final String FILE_SEND_TIME_NAME = "sendtime.txt";
  private static final int[] DEFUALT_SMS_TIME = {24, 00};

  /**
   * Get the SMS text.
   * @param context the context
   * @return sms text
   */
  public String getSmsText(final Context context) {
    File file = new File(context.getFilesDir().getPath().toString() + FILE_NAME);
    StringBuilder message = new StringBuilder();
    if (file.exists()) {
      BufferedReader input = null;
      try {
        input = new BufferedReader(new InputStreamReader(
            new FileInputStream(file)));
        String line;
        while ((line = input.readLine()) != null) {
          message.append(line);
        }
        return message.toString();
      } catch (FileNotFoundException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      } finally {
        if (input != null) {
          try {
            input.close();
          } catch (IOException e) {
            e.printStackTrace();
          }
        }
      }
    }
    return DEFUALT_SMS_TEXT;
  }

  /**
   * Save the SMS text 
   * @param context the context
   * @param smsText text
   * @throws SwishException if we could not save text
   */
  public void saveSmsText(final Context context, final String smsText) throws SwishException {
    File file = new File(context.getFilesDir().getPath().toString() + FILE_NAME);
    BufferedWriter writer = null;
    try {
      writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file)));
      writer.write(smsText);
    } catch (Exception e) {
      e.printStackTrace();
      throw new SwishException();
    } finally {
      if (writer != null) {
        try {
          writer.close();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
    }
  }

  /**
   * Save the Notification time.
   * 
   * @param context
   * @param currentHour
   * @param currentMinute
   * @throws SwishException
   */
  public void saveSendTime(final Context context, final Integer currentHour, final Integer currentMinute) throws SwishException {
    File file = new File(context.getFilesDir().getPath().toString() + FILE_SEND_TIME_NAME);
    BufferedWriter writer = null;
    try {
      if(!file.exists()) {
        file.createNewFile();
      }
      
      writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file)));
      
      // if minutes is less then 10, converted string will be of single char
      // Making sure that it's always two characters.
      String currentMinuteString = null;
      if(currentMinute < 10) {
        currentMinuteString  = "0" + currentMinute;
      } else {
        currentMinuteString = String.valueOf(currentMinute);
      }
      
      String currentHourString = null;
      if(currentHour < 10) {
        currentHourString  = "0" + currentHour;
      } else {
        currentHourString = String.valueOf(currentHour);
      }
      writer.write(currentHourString + ":" + currentMinuteString);
    } catch (Exception e) {
      e.printStackTrace();
      throw new SwishException();
    } finally {
      if (writer != null) {
        try {
          writer.close();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
    }
  }
  
  /**
   * Get the notification time.
   * 
   * @param context
   * @return notification time
   */
  public int[] getSendTime(final Context context) {
    int[] result = DEFUALT_SMS_TIME;
    File file = new File(context.getFilesDir().getPath().toString() + FILE_SEND_TIME_NAME);
    if (file.exists()) {
      BufferedReader input = null;
      try {
        input = new BufferedReader(new InputStreamReader(
            new FileInputStream(file)));
        String line = input.readLine();
        if(line!= null && line.length() == 5) {
          result[0] = Integer.valueOf(line.substring(0, 2));
          result[1] = Integer.valueOf(line.substring(3, 5));
        }
        return result;
      } catch (FileNotFoundException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      } catch (NumberFormatException e) {
        e.printStackTrace();
      } finally {
        if (input != null) {
          try {
            input.close();
          } catch (IOException e) {
            e.printStackTrace();
          }
        }
      }
    }
    return DEFUALT_SMS_TIME;
  }

}

Java Source Code List

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