jvmaccess/source/unovirtualmachine.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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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
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   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
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  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 <jvmaccess/virtualmachine.hxx>
  25 #include <sal/log.hxx>
  26
  27 #include <jni.h>
  28
  29 namespace jvmaccess {
  30
  31 UnoVirtualMachine::CreationException::CreationException() {}
  32
  33 UnoVirtualMachine::CreationException::CreationException(
  34     CreationException const &)
  35 {}
  36
  37 UnoVirtualMachine::CreationException::~CreationException() {}
  38
  39 UnoVirtualMachine::CreationException &
  40 UnoVirtualMachine::CreationException::operator =(CreationException const &) {
  41     return *this;
  42 }
  43
  44 UnoVirtualMachine::UnoVirtualMachine(
  45     rtl::Reference< jvmaccess::VirtualMachine > const & virtualMachine,
  46     void * classLoader):
  47     m_virtualMachine(virtualMachine),
  48     m_classLoader(nullptr)
  49 {
  50     try {
  51         m_classLoader =
  52             jvmaccess::VirtualMachine::AttachGuard(m_virtualMachine).
  53             getEnvironment()->NewGlobalRef(static_cast< jobject >(classLoader));
  54     } catch (jvmaccess::VirtualMachine::AttachGuard::CreationException &) {}
  55     if (m_classLoader == nullptr) {
  56         throw CreationException();
  57     }
  58 }
  59
  60 const rtl::Reference< jvmaccess::VirtualMachine >&
  61 UnoVirtualMachine::getVirtualMachine() const {
  62     return m_virtualMachine;
  63 }
  64
  65 UnoVirtualMachine::~UnoVirtualMachine() {
  66     try {
  67         jvmaccess::VirtualMachine::AttachGuard(m_virtualMachine).
  68             getEnvironment()->DeleteGlobalRef(
  69                 static_cast< jobject >(m_classLoader));
  70     } catch (jvmaccess::VirtualMachine::AttachGuard::CreationException &) {
  71         SAL_INFO(
  72             "jvmaccess",
  73             "ignored"
  74                 " jvmaccess::VirtualMachine::AttachGuard::CreationException");
  75     }
  76 }
  77
  78 }
  79
  80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */