// Program that Implements Soundex algorithm
public class Soundex
{
public static String getGode(String s)
{
char[] x = s.toUpperCase().toCharArray();
char firstLetter = x[0];
for (int i = 0; i < x.length; i++) {
switch (x[i]) {
case 'B':
case 'F':
case 'P':
case 'V': {
x[i] = '1';
break;
}
case 'C':
case 'G':
case 'J':
case 'K':
case 'Q':
case 'S':
case 'X':
case 'Z': {
x[i] = '2';
break;
}
case 'D':
case 'T': {
x[i] = '3';
break;
}
case 'L': {
x[i] = '4';
break;
}
case 'M':
case 'N': {
x[i] = '5';
break;
}
case 'R': {
x[i] = '6';
break;
}
default: {
x[i] = '0';
break;
}
}
}
String output = "" + firstLetter;
for (int i = 1; i < x.length; i++)
if (x[i] != x[i - 1] && x[i] != '0')
output += x[i];
output = output + "0000";
return output.substring(0, 4);
}
public static void main(String[] args)
{
String name1 = "beer";
String name2 = "bear";
String name3 = "bearer";
System.out.println(Soundex.getGode(name1));
System.out.println(Soundex.getGode(name2));
System.out.println(Soundex.getGode(name3));
}
}