Here you can find the source of getCachedContext(String pkg)
private static synchronized JAXBContext getCachedContext(String pkg) throws JAXBException
//package com.java2s; /*/* w w w. j av a 2 s .com*/ * * NOTE: This copyright does *not* cover user programs that use HQ * program services by normal system calls through the application * program interfaces provided as part of the Hyperic Plug-in Development * Kit or the Hyperic Client Development Kit - this is merely considered * normal use of the program, and does *not* fall under the heading of * "derived work". * * Copyright (C) [2008, 2009], Hyperic, Inc. * This file is part of HQ. * * HQ is free software; you can redistribute it and/or modify * it under the terms version 2 of the GNU General Public License as * published by the Free Software Foundation. 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 General Public License for more * details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA. * */ import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBException; import java.util.HashMap; import java.util.Map; public class Main { private static Map<String, JAXBContext> _ctxMap = new HashMap<String, JAXBContext>(); private static synchronized JAXBContext getCachedContext(String pkg) throws JAXBException { JAXBContext ctx = _ctxMap.get(pkg); if (ctx == null) { ctx = JAXBContext.newInstance(pkg); _ctxMap.put(pkg, ctx); } return ctx; } }