javaunohelper/source/vm.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_javaunohelper.hxx"
  33
  34 #include "sal/config.h"
  35
  36 #include "vm.hxx"
  37
  38 #include "com/sun/star/beans/NamedValue.hpp"
  39 #include "com/sun/star/lang/XSingleComponentFactory.hpp"
  40 #include "cppuhelper/compbase1.hxx"
  41 #include "cppuhelper/component_context.hxx"
  42 #include "jvmaccess/virtualmachine.hxx"
  43 #include "jvmaccess/unovirtualmachine.hxx"
  44 #include "osl/mutex.hxx"
  45
  46 namespace {
  47
  48 namespace css = ::com::sun::star;
  49
  50 struct MutexHolder
  51 {
  52     ::osl::Mutex m_mutex;
  53 };
  54 typedef ::cppu::WeakComponentImplHelper1<
  55     css::lang::XSingleComponentFactory > t_impl;
  56
  57 class SingletonFactory : public MutexHolder, public t_impl
  58 {
  59     ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > m_vm_access;
  60
  61 protected:
  62     virtual void SAL_CALL disposing();
  63
  64 public:
  65     inline SingletonFactory( ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > const & vm_access )
  66         : t_impl( m_mutex ),
  67           m_vm_access( vm_access )
  68         {}
  69
  70     // XSingleComponentFactory impl
  71     virtual css::uno::Reference< css::uno::XInterface > SAL_CALL createInstanceWithContext(
  72         css::uno::Reference< css::uno::XComponentContext > const & xContext )
  73         throw (css::uno::Exception);
  74     virtual css::uno::Reference< css::uno::XInterface > SAL_CALL createInstanceWithArgumentsAndContext(
  75         css::uno::Sequence< css::uno::Any > const & args, css::uno::Reference< css::uno::XComponentContext > const & xContext )
  76         throw (css::uno::Exception);
  77 };
  78
  79 void SingletonFactory::disposing()
  80 {
  81     m_vm_access.clear();
  82 }
  83
  84 css::uno::Reference< css::uno::XInterface > SingletonFactory::createInstanceWithContext(
  85     css::uno::Reference< css::uno::XComponentContext > const & xContext )
  86     throw (css::uno::Exception)
  87 {
  88     sal_Int64 handle = reinterpret_cast< sal_Int64 >( m_vm_access.get() );
  89     css::uno::Any arg(
  90         css::uno::makeAny(
  91             css::beans::NamedValue(
  92                 rtl::OUString(
  93                     RTL_CONSTASCII_USTRINGPARAM( "UnoVirtualMachine" ) ),
  94                 css::uno::makeAny( handle ) ) ) );
  95     return xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
  96         ::rtl::OUString(
  97             RTL_CONSTASCII_USTRINGPARAM(
  98                 "com.sun.star.java.JavaVirtualMachine")),
  99         css::uno::Sequence< css::uno::Any >( &arg, 1 ), xContext );
 100 }
 101
 102 css::uno::Reference< css::uno::XInterface > SingletonFactory::createInstanceWithArgumentsAndContext(
 103     css::uno::Sequence< css::uno::Any > const & args, css::uno::Reference< css::uno::XComponentContext > const & xContext )
 104     throw (css::uno::Exception)
 105 {
 106     return xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
 107         ::rtl::OUString(
 108             RTL_CONSTASCII_USTRINGPARAM(
 109                 "com.sun.star.java.JavaVirtualMachine")),
 110         args, xContext );
 111 }
 112
 113 }
 114
 115 namespace javaunohelper {
 116
 117 ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > create_vm_access(
 118     JNIEnv * jni_env, jobject loader )
 119 {
 120     JavaVM * vm;
 121     jni_env->GetJavaVM( &vm );
 122     try {
 123         return new ::jvmaccess::UnoVirtualMachine(
 124             new ::jvmaccess::VirtualMachine(
 125                 vm, JNI_VERSION_1_2, false, jni_env ),
 126             loader );
 127     } catch ( ::jvmaccess::UnoVirtualMachine::CreationException & ) {
 128         throw css::uno::RuntimeException(
 129             ::rtl::OUString(
 130                 RTL_CONSTASCII_USTRINGPARAM(
 131                     "jmvaccess::UnoVirtualMachine::CreationException"
 132                     " occurred" ) ),
 133             css::uno::Reference< css::uno::XInterface >() );
 134     }
 135 }
 136
 137 css::uno::Reference< css::uno::XComponentContext > install_vm_singleton(
 138     css::uno::Reference< ::css::uno::XComponentContext > const & xContext,
 139     ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > const & vm_access )
 140 {
 141     css::uno::Reference< css::lang::XSingleComponentFactory > xFac( new SingletonFactory( vm_access ) );
 142     ::cppu::ContextEntry_Init entry(
 143         ::rtl::OUString(
 144             RTL_CONSTASCII_USTRINGPARAM(
 145                 "/singletons/com.sun.star.java.theJavaVirtualMachine")),
 146         css::uno::makeAny( xFac ), true );
 147     return ::cppu::createComponentContext( &entry, 1, xContext );
 148 }
 149
 150 }