the speechcalendar.java file.txt

Creating a Speech-Enabled Calendar Application

               else
               /*Checks if the selected format is dd/mm/yy or dd/mm/yyyy*/
               if(format.equals("dd/mm/yy")||format.equals("dd/mm/yyyy"))
               {
                  temp=getYear(Integer.parseInt(val3));
                  speak=val1+" "+getMntName(val2)+" "+temp;
                  System.out.println(speak);
               }
            }
         }            
         else
         /* 
         Checks if the JRadioButton, Enter Date is selected      
         */
         if(selDate.isSelected())
         {
            /*
            Create an instance of StringTokenizer class
            */
            StringTokenizer st=new StringTokenizer(dateText.getText(),"/");
            /*
            Get the count of total number of tokens in the StringTokenizer class
            */
            int count=st.countTokens();
            /*
            Checks if the value of count is 3
            */
            if(count==3)
            {
               /*
               Checks and executes if the StringTokenizer class contains any token
               */
               while(st.hasMoreTokens())
               {
               /*
               Retrieve the tokens in String variables.
               */
               String chk1=st.nextToken();
               String chk2=st.nextToken();
               String chk3=st.nextToken();
               String tmp;
               /*
               Convert the string values of tokens to integers
               */
               int i=Integer.parseInt(chk1);
               int j=Integer.parseInt(chk2);
               int k=Integer.parseInt(chk3);
               /*
               Checks if the selected format is yyyy/mm/dd or yy/mm/dd
               */
               if (format.equals("yyyy/mm/dd")||format.equals("yy/mm/dd"))
               {
                  /*
                  Checks if the date entered is valid or not.
                  */
                  boolean res=dateIsValid(i,j,k);
                  if(res)
                  {
                     tmp=getYear(i);
                     speak=tmp+"   "+getMntName(chk2)+"      "+chk3;
                  }
                  else
                  {
                     /*
                     Prompts that an invalid date is entered
                     */
                     speak="Invalid date, please try again";
                     dateText.setText("");
                     dateText.grabFocus();
                  }
               }
               else
               /*
               Checks if the selected format is mm/dd/yy or mm/dd/yyyy
               */
               if(format.equals("mm/dd/yy")||format.equals("mm/dd/yyyy"))
               {
                  /*
                  Checks for a valid date
                  */
                  boolean res=dateIsValid(k,i,j);
                  if(res)
                  {
                     tmp=getYear(k);
                     speak=getMntName(chk1)+""+chk2+""+tmp;
                  }
                  else
                  {
                     /*                  
                     Prompts for an invalid date entry
                     */
                     speak="Invalid date, please try again";
                     dateText.setText("");
                     dateText.grabFocus();
                  }
               }
               else
               /*
               Checks if the selected date format is dd/mm/yy or dd/mm/yyyy
               */
               if(format.equals("dd/mm/yy")||format.equals("dd/mm/yyyy"))
               {
                  /*
                  Checks if a date is valid
                  */
                  boolean res=dateIsValid(k,j,i);
                  if(res)
                  {
                     tmp=getYear(k);
                     speak=chk1+" "+getMntName(chk2)+" "+tmp;
                  }
                  else
                  {
                     /*
                     Prompts that the date entered is invalid
                     */
                     speak="Invalid date, please try again";
                     dateText.setText("");
                     dateText.grabFocus();
                  }
               }
            }
         }
         else
         {
            /*
            Prompts for an invalid date entry format
            */
            speak="Invalid date format, enter again";
            /*
            Clear the dateText text field
            */
            dateText.setText("");
            /*
            Set the focus to the dateText textfield
            */
            dateText.grabFocus();
         }
      }
   }
   /*
   This code executes when the user clicks the Speak button in the Time pane of JTabbedPane
   */
   else if(ev.getSource()==timeSpeak)
   {
      speak="no entry specified";
      /*
      Checks if the JRadioButton, Current Time is selected
      */
      if(cTime.isSelected())
      {
         /*
         Create an object of StringTokenizer class
         */
         StringTokenizer st=new StringTokenizer(time.getText(),":");
         /*
         Checks if the StringTokenizer class has any element
         */
         while(st.hasMoreTokens())
         {
            speak="The time is"+st.nextToken()+"hours"+st.nextToken()+"minutes"+st.nextToken()+"
            seconds";
         }
      }
      else
      /*
      Checks if the JRadioButton, Enter Time is selected
      */
      if(selTime.isSelected())
      {
         /*
         Create an object of StringTokenizer class
         */
         StringTokenizer st=new StringTokenizer(timeText.getText(),":");
         /*
         Count the number of tokens in the StringTokenizer class
         */
         int count=st.countTokens();
         /*
         Checks if three tokens exists
         */
         if (count==3)
         {
            /* 
            Executes if the STringTokenizer class contains any token
            */
            while (st.hasMoreTokens())
            {
               /*
               Convert the values of current hour, current minutes, and current seconds to integer
               values
               */
               int hr=Integer.parseInt(st.nextToken());
               int min=Integer.parseInt(st.nextToken());
               int sec=Integer.parseInt(st.nextToken());
               /*
               checks if the time specified is valid
               */
               if(hr>=0 && hr<=24 && min>=0 && min<60 &&
               sec>=0 && sec<60)
               speak=" The time is"+String.valueOf(hr)+"hour"+String.valueOf(min)
               +"minutes"+String.valueOf(sec)+"seconds";
               else
               {      
                  /*
                  Prompt for invalid entry of time
                  */
                  speak=" The time specified is invalid, please enter again";
                  /*
                  clear the text field to enter time
                  */
                  timeText.setText("");
                  /*
                  Set the focus to the cleared text field
                  */
                  timeText.grabFocus();
               }
            }
         }
         else
         {
            /*
            Prompts that the entry for time is invalid
            */
            speak="Invalid format for time, enter again";
            timeText.setText("");
            timeText.grabFocus();
         }
      }
   }
   /*
   create and initializes an instance of SpeakText class.
   */
   SpeakText hw=new SpeakText(speak);
}
}
/*
setFormat():Select the date formet
Parameters: 
s: An object of String class
Return Type:NA
*/
public void setFormat(String s)
{
   format=s;
   System.out.println(format);
   StringTokenizer dateToken=new StringTokenizer(dateValue,"/");
   /*
   Checks if the selected date format is yyyy/mm/dd
   */
   if (s.equals("yyyy/mm/dd"))
   {
   selDate.setLabel("Enter Date (yyyy/mm/dd)");
   date.setText(k1+"/"+k2+"/"+k3);
}
else
/*
Checks if the selected date format is yy/mm/dd
*/       
if(s.equals("yy/mm/dd"))
{
   selDate.setLabel("Enter Date (yy/mm/dd)");
   date.setText(k1.substring(2,4)+"/"+k2+"/"+k3);
}
else
/*
Checks if the selected date format is mm/dd/yy
*/
if(s.equals("mm/dd/yy"))
{
   selDate.setLabel("Enter Date (mm/dd/yy)");
   date.setText(k2+"/"+k3+"/"+k1.substring(2,4));
}
else
/*
Checks if the selected date format is mm/dd/yyyy
*/
if(s.equals("mm/dd/yyyy"))
{
   selDate.setLabel("Enter Date (mm/dd/yyyy)");
   date.setText(k2+"/"+k3+"/"+k1);
}
else
/*
Checks if the selected date format is dd/mm/yy
*/
if(s.equals("dd/mm/yy"))
{
   selDate.setLabel("Enter Date (dd/mm/yy)");
   date.setText(k3+"/"+k2+"/"+k1.substring(2,4));
}
else
/*
Checks if the selected date format is dd/mm/yyyy
*/
if(s.equals("dd/mm/yyyy"))
{
   selDate.setLabel("Enter Date (dd/mm/yyyy)");
   date.setText(k3+"/"+k2+"/"+k1);
}
dateText.setText("");
dateText.grabFocus();
}
/*
getMntName(): Retrieves the string value of the month passed as a parameter to the method
Parameters:
mnt: An object of String class.
Return Type: String
*/
public String getMntName(String mnt)
{
   String month=null;
   /*
   Retrieves the corresponding string value of the month
   */
   if(mnt.equals("1")||mnt.equals("01")) month = "January";
   else if(mnt.equals("2")||mnt.equals("02")) month = "Feburary";
   else if(mnt.equals("3")||mnt.equals("03")) month = "March";
   else if(mnt.equals("4")||mnt.equals("04")) month = "April";
   else if(mnt.equals("5")||mnt.equals("05")) month = "May";
   else if(mnt.equals("6")||mnt.equals("06")) month = "June";
   else if(mnt.equals("7")||mnt.equals("07")) month = "July";
   else if(mnt.equals("8")||mnt.equals("08")) month = "August";
   else if(mnt.equals("9")||mnt.equals("09")) month = "September";
   else 
   if(mnt.equals("10")) month = "October";
   else 
   if(mnt.equals("11")) month = "November";
   else 
   if(mnt.equals("12")) month = "December";
   /*Return month*/
   return month;
}
/*
dateIsValid():Checks if a date is valid
Parameters:
year: Integer value for the year.
month: Integer value for the month.
day: Integer value for the day.
Return Type: boolean
*/
private static boolean dateIsValid(int year, int month, int day)
{
   boolean result = true;
   try
   {            
      /* 
      Create an object of DateFormat class
      */
      DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, Locale.US);
      df.setLenient(false);
      final String dateString = month + "/" + day + "/" + year;
      df.parse(dateString);
   }
   catch (Exception e)
   {
      result = false;
   }
   /*
   Retun the boolean variable, result
   */
   return result;
}
/*
getYear(): Returns the current year.
Parameters:
a: Integer value for the year.
Return Type: String
*/
public String getYear(int a)
{
   String yearSpeak;
   if(a>=80 && a<=99)
   {
      yearSpeak="Nineteen"+String.valueOf(a);
   }
   else
   if (a>=01 && a<=04)
   {
      yearSpeak="Two thousand"+String.valueOf(a);
   }
   else
   yearSpeak=String.valueOf(a);
   return yearSpeak;
}
/* 
main(): Creates the main window for the application
Parameters
str[]: An array of String values.
Return Type: NA
*/
public static void main(String str[])
{
   /* 
   Initialize an instance of SpeechCalendar class
   */
   SpeechCalendar sc=new SpeechCalendar();
   sc.setVisible(true);
}
}