Why doesn't String switch statement support a null case?

Question

I am just wondering why the Java 7 switch statement does not support a null case and instead throws NullPointerException? See the comm

Answer 1

In general null is nasty to handle; maybe a better language can live without null.

Your problem might be solved by

    switch(month==null?"":month)
    {
        ...
        //case "":
        default: 
            monthNumber = 0;

    }