Java convert to roman numerals

import java.util.TreeMap;

public class RomanNumber {

    private final static TreeMap<Integer, String> map = new TreeMap<Integer, String>();

    static {

        map.put(1000, "M");
        map.put(900, "CM");
        map.put(500, "D");
        map.put(400, "CD");
        map.put(100, "C");
        map.put(90, "XC");
        map.put(50, "L");
        map.put(40, "XL");
        map.put(10, "X");
        map.put(9, "IX");
        map.put(5, "V");
        map.put(4, "IV");
        map.put(1, "I");

    }

    public final static String toRoman(int number) {
        int l =  map.floorKey(number);
        if ( number == l ) {
            return map.get(number);
        }
        return map.get(l) + toRoman(number-l);
    }

}

Source: stackoverflow.com

Similar codes

1 vote131 views1 answer
Localdate get last day of month java
Java
0 vote193 views1 answer
How-to-check-internet-connection-in-android
Java
2 votes205 views1 answer
How to iterate hashset in java 8
Java
0 vote190 views1 answer
Stackoverflow java enum with constructor
Java
0 vote190 views1 answer
No Java files found that extend CordovaActivity.
Java
0 vote225 views1 answer
Open website from android activity
Java
3 votes177 views2 answers
Polar to cartesian java
Java
0 vote197 views1 answer
How to convert character into operator
Java
0 vote166 views1 answer
Junit asserttrue
Java
0 vote190 views1 answer
Android view set padding programmatically
Java