1 /*
   2  * Copyright (c) 2015, 2016, 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 jarjar.org.gradle.process.internal.child;
  27 
  28 import java.security.Permission;
  29 
  30 /**
  31  * override Gradle bootstrap loader hack for JDK 9
  32  */
  33 public class BootstrapSecurityManager extends SecurityManager {
  34 
  35     private boolean initialised;
  36     private final ClassLoader target;
  37 
  38     public BootstrapSecurityManager() {
  39         this(null);
  40     }
  41 
  42     BootstrapSecurityManager(ClassLoader target) {
  43         //System.err.println("STARTING OVERRIDE  BootstrapSecurityManager");
  44         this.target = target;
  45     }
  46 
  47     @Override
  48     public void checkPermission(Permission permission) {
  49         synchronized (this) {
  50             if (initialised) {
  51                 return;
  52             }
  53             if (System.in == null) {
  54                 // Still starting up
  55                 return;
  56             }
  57 
  58             initialised = true;
  59         }
  60 
  61         try {
  62             System.clearProperty("java.security.manager");
  63             System.setSecurityManager(null);
  64         } catch (Exception e) {
  65             e.printStackTrace();
  66         }
  67     }
  68 }