svtools/source/java/javacontext.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.
   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 #include <comphelper/lok.hxx>
  21 #include <com/sun/star/uno/Any.hxx>
  22 #include <com/sun/star/uno/Type.hxx>
  23 #include <svtools/javacontext.hxx>
  24 #include <svtools/javainteractionhandler.hxx>
  25
  26 using namespace com::sun::star::uno;
  27 using namespace com::sun::star::task;
  28 namespace svt
  29 {
  30
  31 JavaContext::JavaContext( const Reference< XCurrentContext > & ctx)
  32     : m_aRefCount(0),
  33       m_xNextContext( ctx )
  34 {
  35 }
  36
  37 JavaContext::~JavaContext()
  38 {
  39 }
  40
  41 Any SAL_CALL JavaContext::queryInterface(const Type& aType )
  42 {
  43     if (aType == cppu::UnoType<XInterface>::get())
  44         return Any(Reference<XInterface>(static_cast<XInterface*>(this)));
  45     else if (aType == cppu::UnoType<XCurrentContext>::get())
  46         return Any(Reference<XCurrentContext>( static_cast<XCurrentContext*>(this)));
  47     return Any();
  48 }
  49
  50 void SAL_CALL JavaContext::acquire(  ) noexcept
  51 {
  52     osl_atomic_increment( &m_aRefCount );
  53 }
  54
  55 void SAL_CALL JavaContext::release(  ) noexcept
  56 {
  57     if (! osl_atomic_decrement( &m_aRefCount ))
  58         delete this;
  59 }
  60
  61 Any SAL_CALL JavaContext::getValueByName( const OUString& Name)
  62 {
  63     Any retVal;
  64
  65     if ( Name == JAVA_INTERACTION_HANDLER_NAME )
  66     {
  67         if ( !comphelper::LibreOfficeKit::isActive() )
  68         {
  69             osl::MutexGuard aGuard(osl::Mutex::getGlobalMutex());
  70             if (!m_xHandler.is())
  71                 m_xHandler.set( new JavaInteractionHandler );
  72         }
  73         retVal <<= m_xHandler;
  74
  75     }
  76     else if( m_xNextContext.is() )
  77     {
  78         // Call next context in chain if found
  79         retVal = m_xNextContext->getValueByName( Name );
  80     }
  81     return retVal;
  82 }
  83
  84
  85 }
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */