jvmaccess/source/unovirtualmachine.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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 #include "sal/config.h"
  21
  22 #include "jvmaccess/unovirtualmachine.hxx"
  23
  24 #include "osl/diagnose.h"
  25
  26 #include "jvmaccess/virtualmachine.hxx"
  27
  28 #if defined SOLAR_JAVA
  29 #include "jni.h"
  30 #endif
  31
  32 namespace jvmaccess {
  33
  34 UnoVirtualMachine::CreationException::CreationException() {}
  35
  36 UnoVirtualMachine::CreationException::CreationException(
  37     CreationException const &)
  38 {}
  39
  40 UnoVirtualMachine::CreationException::~CreationException() {}
  41
  42 UnoVirtualMachine::CreationException &
  43 UnoVirtualMachine::CreationException::operator =(CreationException const &) {
  44     return *this;
  45 }
  46
  47 UnoVirtualMachine::UnoVirtualMachine(
  48     rtl::Reference< jvmaccess::VirtualMachine > const & virtualMachine,
  49     void * classLoader):
  50     m_virtualMachine(virtualMachine),
  51     m_classLoader(0)
  52 {
  53 #if defined SOLAR_JAVA
  54     try {
  55         m_classLoader =
  56             jvmaccess::VirtualMachine::AttachGuard(m_virtualMachine).
  57             getEnvironment()->NewGlobalRef(static_cast< jobject >(classLoader));
  58     } catch (jvmaccess::VirtualMachine::AttachGuard::CreationException &) {}
  59 #else
  60     (void) classLoader;
  61 #endif
  62     if (m_classLoader == 0) {
  63         throw CreationException();
  64     }
  65 }
  66
  67 rtl::Reference< jvmaccess::VirtualMachine >
  68 UnoVirtualMachine::getVirtualMachine() const {
  69     return m_virtualMachine;
  70 }
  71
  72 void * UnoVirtualMachine::getClassLoader() const {
  73     return m_classLoader;
  74 }
  75
  76 UnoVirtualMachine::~UnoVirtualMachine() {
  77 #if defined SOLAR_JAVA
  78     try {
  79         jvmaccess::VirtualMachine::AttachGuard(m_virtualMachine).
  80             getEnvironment()->DeleteGlobalRef(
  81                 static_cast< jobject >(m_classLoader));
  82     } catch (jvmaccess::VirtualMachine::AttachGuard::CreationException &) {
  83         OSL_TRACE(
  84             "jvmaccess::UnoVirtualMachine::~UnoVirtualMachine:"
  85             " jvmaccess::VirtualMachine::AttachGuard::CreationException" );
  86     }
  87 #endif
  88 }
  89
  90 }
  91
  92 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */