Time to English Words Algorithm for a tutorial on the SSaurel's Blog

TimeToWordsAlgorithm.java

public static String words[] = { "", "One", "Two", "Three", "Four", "Five",
            "Six", "Seven", "Eight", "Nine", "Ten", "Eleven", "Twelve",
            "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen",
            "Eighteen", "Nineteen", "Twenty", "Twenty one",
            "Twenty two", "Twenty three", "Twenty four", "Twenty five",
            "Twenty six", "Twenty seven", "Twenty eight", "Twenty nine" };

public static String currentTimeInWords() {
	Date d = new Date();
	Calendar c = Calendar.getInstance();
	c.setTime(d);
	int h = c.get(Calendar.HOUR);
	int m = c.get(Calendar.MINUTE);

	String plu, a;
									  
	if (m == 1 || m == 59)
		plu = "Minute";
	else
		plu = "Minutes";

	if (h == 12)
		a = words[1]; // storing 'one' when hour is 12
	else
		a = words[h + 1]; // if hour is not 12, then storing in words,


	if (m == 0)
		return words[h] + " O' clock";
	else if (m == 15)
		return "Quarter past " + words[h];
	else if (m == 30)
		return "Half past " + words[h];
	else if (m == 45)
		return "Quarter to " + a;
	else if (m < 30) // condition for minutes between 1-29
		return words[m] + " " + plu + " past " + words[h];
	else
		// condition for minutes between 31-59
		return words[60 - m] + " " + plu + " to " + a;
}