1 /*
   2  * Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.xml.internal.messaging.saaj.util;
  27 
  28 import java.security.AccessControlException;
  29 import java.security.AccessController;
  30 import java.security.PrivilegedAction;
  31 
  32 /**
  33  *
  34  * @author vbkumarjayanti
  35  */
  36 public final class SAAJUtil {
  37 
  38     public static boolean getSystemBoolean(String arg) {
  39         try {
  40             return Boolean.getBoolean(arg);
  41         } catch (AccessControlException ex) {
  42             return false;
  43         }
  44     }
  45 
  46     public static String getSystemProperty(String arg) {
  47         try {
  48             return System.getProperty(arg);
  49         } catch (SecurityException ex) {
  50             return null;
  51         }
  52     }
  53 
  54     public static ClassLoader getSystemClassLoader() {
  55         if (System.getSecurityManager() == null) {
  56             return ClassLoader.getSystemClassLoader();
  57         } else {
  58             return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
  59                 @Override
  60                 public ClassLoader run() {
  61                     return ClassLoader.getSystemClassLoader();
  62                 }
  63             });
  64         }
  65     }
  66 }