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Diffstat (limited to '')
| -rw-r--r-- | javaunohelper/source/vm.cxx | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/javaunohelper/source/vm.cxx b/javaunohelper/source/vm.cxx new file mode 100644 index 000000000..e634c5596 --- /dev/null +++ b/javaunohelper/source/vm.cxx @@ -0,0 +1,113 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + + +#include <sal/config.h> + +#include "vm.hxx" + +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/lang/XSingleComponentFactory.hpp> +#include <cppuhelper/compbase.hxx> +#include <cppuhelper/component_context.hxx> +#include <cppuhelper/basemutex.hxx> +#include <jvmaccess/virtualmachine.hxx> +#include <jvmaccess/unovirtualmachine.hxx> + +namespace { + +typedef ::cppu::WeakComponentImplHelper< + css::lang::XSingleComponentFactory > t_impl; + +class SingletonFactory : public cppu::BaseMutex, public t_impl +{ + ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > m_vm_access; + +protected: + virtual void SAL_CALL disposing() override; + +public: + explicit SingletonFactory( ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > const & vm_access ) + : t_impl( m_aMutex ), + m_vm_access( vm_access ) + {} + + // XSingleComponentFactory impl + virtual css::uno::Reference< css::uno::XInterface > SAL_CALL createInstanceWithContext( + css::uno::Reference< css::uno::XComponentContext > const & xContext ) override; + virtual css::uno::Reference< css::uno::XInterface > SAL_CALL createInstanceWithArgumentsAndContext( + css::uno::Sequence< css::uno::Any > const & args, css::uno::Reference< css::uno::XComponentContext > const & xContext ) override; +}; + +void SingletonFactory::disposing() +{ + m_vm_access.clear(); +} + +css::uno::Reference< css::uno::XInterface > SingletonFactory::createInstanceWithContext( + css::uno::Reference< css::uno::XComponentContext > const & xContext ) +{ + sal_Int64 handle = reinterpret_cast< sal_Int64 >( m_vm_access.get() ); + css::uno::Any arg( css::beans::NamedValue( "UnoVirtualMachine", css::uno::Any( handle ) ) ); + return xContext->getServiceManager()->createInstanceWithArgumentsAndContext( + "com.sun.star.java.JavaVirtualMachine", + css::uno::Sequence< css::uno::Any >( &arg, 1 ), xContext ); +} + +css::uno::Reference< css::uno::XInterface > SingletonFactory::createInstanceWithArgumentsAndContext( + css::uno::Sequence< css::uno::Any > const & args, css::uno::Reference< css::uno::XComponentContext > const & xContext ) +{ + return xContext->getServiceManager()->createInstanceWithArgumentsAndContext( + "com.sun.star.java.JavaVirtualMachine", + args, xContext ); +} + +} + +namespace javaunohelper { + +::rtl::Reference< ::jvmaccess::UnoVirtualMachine > create_vm_access( + JNIEnv * jni_env, jobject loader ) +{ + JavaVM * vm; + jni_env->GetJavaVM( &vm ); + try { + return new ::jvmaccess::UnoVirtualMachine( + new ::jvmaccess::VirtualMachine( + vm, JNI_VERSION_1_2, false, jni_env ), + loader ); + } catch ( ::jvmaccess::UnoVirtualMachine::CreationException & ) { + throw css::uno::RuntimeException( "jvmaccess::UnoVirtualMachine::CreationException occurred" ); + } +} + +css::uno::Reference< css::uno::XComponentContext > install_vm_singleton( + css::uno::Reference< css::uno::XComponentContext > const & xContext, + ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > const & vm_access ) +{ + css::uno::Reference< css::lang::XSingleComponentFactory > xFac( new SingletonFactory( vm_access ) ); + ::cppu::ContextEntry_Init entry( + "/singletons/com.sun.star.java.theJavaVirtualMachine", + css::uno::Any( xFac ), true ); + return ::cppu::createComponentContext( &entry, 1, xContext ); +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |