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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_JVMACCESS_UNOVIRTUALMACHINE_HXX
      21             : #define INCLUDED_JVMACCESS_UNOVIRTUALMACHINE_HXX
      22             : 
      23             : #include <jvmaccess/jvmaccessdllapi.h>
      24             : #include <sal/config.h>
      25             : #include <salhelper/simplereferenceobject.hxx>
      26             : #include <rtl/ref.hxx>
      27             : 
      28             : namespace jvmaccess {
      29             : 
      30             : class VirtualMachine;
      31             : 
      32             : /** An encapsulating wrapper around a Java virtual machine and an appropriate
      33             :     UNO class loader.
      34             :  */
      35             : class JVMACCESS_DLLPUBLIC UnoVirtualMachine: public salhelper::SimpleReferenceObject {
      36             : public:
      37             :     /** An exception indicating failure to create a UnoVirtualMachine.
      38             :      */
      39             :     class JVMACCESS_DLLPUBLIC CreationException
      40             :     {
      41             :     public:
      42             :         CreationException();
      43             : 
      44             :         CreationException(CreationException const &);
      45             : 
      46             :         virtual ~CreationException();
      47             : 
      48             :         CreationException & operator =(CreationException const &);
      49             :     };
      50             : 
      51             :     /** Create a wrapper around a Java virtual machine and an appropriate UNO
      52             :         class loader.
      53             : 
      54             :         @param virtualMachine
      55             :         A Java virtual machine wrapper.  Must not be null.
      56             : 
      57             :         @param classLoader
      58             :         A local or global JNI reference, relative to the given virtualMachine,
      59             :         to an appropriate UNO class loader instance.  Must not be null.  This
      60             :         parameter should be of type jobject, not void *, but the exact
      61             :         definition of jobject is different for different JDK versions, so that
      62             :         the mangled C++ name of the constructor would depend on the JDK version
      63             :         used at compile time.
      64             : 
      65             :         @exception CreationException
      66             :         Thrown in case creation fails (due to a JNI problem).
      67             :      */
      68             :     UnoVirtualMachine(
      69             :         rtl::Reference< jvmaccess::VirtualMachine > const & virtualMachine,
      70             :         void * classLoader);
      71             : 
      72             :     /** Get the Java virtual machine wrapper.
      73             : 
      74             :         @return
      75             :         The Java virtual machine wrapper.  Will never be null.
      76             :      */
      77         110 :     rtl::Reference< jvmaccess::VirtualMachine > getVirtualMachine() const { return m_virtualMachine;}
      78             : 
      79             :     /** Get the UNO class loader.
      80             : 
      81             :         @return
      82             :         A global JNI reference to the UNO class loader.  (The JNI reference must
      83             :         not be deleted by client code.)  Will never be null.  This should be of
      84             :         type jobject, not void *, but the exact definition of jobject is
      85             :         different for different JDK versions, so that the mangled C++ name of
      86             :         the function would depend on the JDK version used at compile time.
      87             :      */
      88         131 :     void * getClassLoader() const { return m_classLoader;}
      89             : 
      90             : private:
      91             :     UnoVirtualMachine(UnoVirtualMachine &) SAL_DELETED_FUNCTION;
      92             :     void operator =(UnoVirtualMachine &) SAL_DELETED_FUNCTION;
      93             : 
      94             :     virtual ~UnoVirtualMachine();
      95             : 
      96             :     rtl::Reference< jvmaccess::VirtualMachine > m_virtualMachine;
      97             :     void * m_classLoader;
      98             : };
      99             : 
     100             : }
     101             : 
     102             : #endif
     103             : 
     104             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */