Here you can find the source of getPrimitiveClass(String primitiveName)
public static Class<?> getPrimitiveClass(String primitiveName)
//package com.java2s; /*/*from w w w .ja v a2 s . co m*/ * Copyright (C) 2002, 2004 Takao Nakaguchi. * * This is a program for Language Grid Core Node. This combines multiple language resources and provides composite language services. * Copyright (C) 2005-2008 NICT Language Grid Project. * Copyright (C) 2014 Language Grid Project. * * This program is free software: you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 2.1 of the License, or (at * your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser * General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import java.util.HashMap; import java.util.Map; public class Main { private static Map<String, Class<?>> nameToPrimitiveClass = new HashMap<String, Class<?>>(); private static Map<Class<?>, Class<?>> wrapperToPrimitive = new HashMap<Class<?>, Class<?>>(); /** * * */ public static Class<?> getPrimitiveClass(String primitiveName) { return nameToPrimitiveClass.get(primitiveName); } /** * * */ public static Class<?> getPrimitiveClass(Class<?> wrapperClass) { return wrapperToPrimitive.get(wrapperClass); } }