Here you can find the source of toShort(Number value)
public static Short toShort(Number value)
//package com.java2s; /*//from ww w. j a v a 2s . c om * Copyright 1997-2011 teatrove.org * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { public static Short toShort(Number value) { if (value == null) { return null; } else if (value instanceof Short) { return (Short) value; } else { return Short.valueOf(value.shortValue()); } } }