Here you can find the source of toShort(Object value)
public static final short toShort(Object value)
//package com.java2s; public class Main { public static final short toShort(Object value) { if (value instanceof Number) return ((Number) value).shortValue(); else if (value == null) return 0; else//from ww w. j a v a 2 s.com return Short.parseShort(value.toString()); } public static final String toString(Object value) { if (value == null) return null; return value.toString(); } }