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-rw-r--r--configmgr/source/inc/bootstrapcontext.hxx154
1 files changed, 124 insertions, 30 deletions
diff --git a/configmgr/source/inc/bootstrapcontext.hxx b/configmgr/source/inc/bootstrapcontext.hxx
index 432f01151a..378d74e194 100644
--- a/configmgr/source/inc/bootstrapcontext.hxx
+++ b/configmgr/source/inc/bootstrapcontext.hxx
@@ -2,9 +2,9 @@
*
* $RCSfile: bootstrapcontext.hxx,v $
*
- * $Revision: 1.1 $
+ * $Revision: 1.2 $
*
- * last change: $Author: jb $ $Date: 2002-06-12 16:37:43 $
+ * last change: $Author: hr $ $Date: 2003-03-19 16:18:54 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -62,6 +62,9 @@
#ifndef CONFIGMGR_BOOTSTRAPCONTEXT_HXX_
#define CONFIGMGR_BOOTSTRAPCONTEXT_HXX_
+#ifndef _CPPUHELPER_COMPBASE2_HXX_
+#include <cppuhelper/compbase2.hxx>
+#endif
#ifndef _CPPUHELPER_IMPLBASE1_HXX_
#include <cppuhelper/implbase1.hxx>
#endif
@@ -70,9 +73,18 @@
#include <rtl/bootstrap.h>
#endif
+#ifndef _COM_SUN_STAR_UNO_XCOMPONENTCONTEXT_HPP_
+#include <com/sun/star/uno/XComponentContext.hpp>
+#endif
#ifndef _COM_SUN_STAR_UNO_XCURRENTCONTEXT_HPP_
#include <com/sun/star/uno/XCurrentContext.hpp>
#endif
+#ifndef _COM_SUN_STAR_LANG_XEVENTLISTENER_HPP_
+#include <com/sun/star/lang/XEventListener.hpp>
+#endif
+#ifndef _COM_SUN_STAR_LANG_XUNOTUNNEL_HPP_
+#include <com/sun/star/lang/XUnoTunnel.hpp>
+#endif
#ifndef _COM_SUN_STAR_BEANS_NAMEDVALUE_HPP_
#include <com/sun/star/beans/NamedValue.hpp>
#endif
@@ -84,6 +96,10 @@ namespace com { namespace sun { namespace star { namespace uno {
class XComponentContext;
} } } }
+// -----------------------------------------------------------------------------
+#define SINGLETON_ "/singletons/"
+#define SINGLETON( NAME ) OUString( RTL_CONSTASCII_USTRINGPARAM( SINGLETON_ NAME ) )
+// -----------------------------------------------------------------------------
namespace configmgr
{
// -----------------------------------------------------------------------------
@@ -92,66 +108,144 @@ namespace configmgr
namespace beans = ::com::sun::star::beans;
using ::rtl::OUString;
// -----------------------------------------------------------------------------
- /** Base class for a customized ComponentContext
+ typedef ::cppu::WeakComponentImplHelper2 <
+ uno::XComponentContext,
+ uno::XCurrentContext
+ > ComponentContext_Base;
+ /** Base class for customized ComponentContext using bootstrap data and overrides
*/
- class BootstrapContext
- : public ::cppu::WeakImplHelper1< uno::XCurrentContext >
+ class ComponentContext : public ComponentContext_Base
{
public:
- typedef uno::Reference< uno::XComponentContext > ComponentContext;
- typedef uno::Sequence < beans::NamedValue > Arguments;
+ typedef uno::Reference< uno::XComponentContext > Context;
+ typedef uno::Reference< lang::XMultiComponentFactory > ServiceManager;
+
// creation and destruction
public:
- /** Constructs a BoottrapContext based on the given arguments and context.
-
- @param _aArguments
- The arguments used to create this component.
- These values will override values from the context or bootstrap data.
+ /** Constructs a ComponentContext based on the given overrides and context.
+ Initially no bootstrap data will be used.
@param _xContext
- The context of this component.
- Values from here will override values from bootstrap data.
+ The base context of this component context.
+ Values from here take precedence over values from bootstrap data.
+
+ @param _aOverrides
+ The overrides used to create this component context.
+ These values take precedence over values from the base context or bootstrap data.
*/
explicit
- BootstrapContext(Arguments const & _aArguments, ComponentContext const & _xContext = ComponentContext());
+ ComponentContext(Context const & _xContext);
/// Destroys this BootstrapContext
- ~BootstrapContext();
+ ~ComponentContext();
+
+ /// changes the INI file to use for bootstrap data
+ void changeBootstrapURL( const OUString& _aURL );
+
+ // gets the INI in use for getting bootstrap data
+ OUString getBootstrapURL() const;
+
+ static sal_Bool isPassthrough(Context const & _xContext);
- /// sets the INI file to use for bootstrap data
- void setBootstrapURL( const OUString& _aURL );
+ static Context getBaseContext(Context const & _xContext);
+ static beans::NamedValue makePassthroughMarker(sal_Bool bPassthrough = true);
// interface implementations
public:
- // XCurrentContext
+ // XComponentContext & XCurrentContext
/** Retrieves a value from this context.
-
+ Can be overridden in derived implementations
+
@param Name
The name of the value to retrieve.
- A prefix of "com.sun.star.configuration.bootstrap." is stripped/ignored
@returns
The requested value, or <VOID/> if the value is not found.
*/
virtual uno::Any SAL_CALL
getValueByName( const OUString& Name )
+ throw (uno::RuntimeException) = 0;
+
+ // XComponentContext only
+ virtual ServiceManager SAL_CALL
+ getServiceManager( )
throw (uno::RuntimeException);
- private:
- bool lookupInArguments( uno::Any & _rValue, const OUString& _aName );
- bool lookupInContext ( uno::Any & _rValue, const OUString& _aName );
- bool lookupInBootstrap( uno::Any & _rValue, const OUString& _aName );
+ protected:
+ // ComponentHelper
+ virtual void SAL_CALL disposing();
- static OUString makeLongName (OUString const & _aName);
- static OUString makeShortName(OUString const & _aName);
+ protected:
+ // two phase construct - also initialized the bootstrap data
+ void initialize(const OUString& _aBootstrapURL);
- /// The context that some requests are delegated to
- Arguments m_aArguments;
- ComponentContext m_xContext;
+ bool lookupInContext ( uno::Any & _rValue, const OUString& _aName ) const;
+ bool lookupInBootstrap( uno::Any & _rValue, const OUString& _aName ) const;
+
+ osl::Mutex & mutex() const { return m_aMutex; }
+ Context const & basecontext() const { osl::MutexGuard lock(mutex()); return m_xContext; }
+
+ private:
+ /// The mutex protecting this component
+ mutable osl::Mutex m_aMutex;
+ /// The context that most requests are delegated to
+ Context m_xContext;
+ /// The bootstrap data consulted as fallback
rtlBootstrapHandle m_hBootstrapData;
};
// -----------------------------------------------------------------------------
+ class UnoContextTunnel
+ {
+ public:
+ typedef uno::Reference< uno::XCurrentContext > CurrentContext;
+ typedef uno::Reference< lang::XUnoTunnel > FailureTunnel;
+ typedef uno::Reference< uno::XComponentContext > Context;
+ public:
+ UnoContextTunnel();
+ ~UnoContextTunnel();
+ void tunnel(Context const & xContext);
+ void passthru(Context const & xContext);
+ uno::Any recoverFailure(bool bRaise); // true, if there is a failure
+
+ static Context recoverContext(Context const & xFallback = Context());
+ static bool tunnelFailure(uno::Any const & aException, bool bRaise = false);
+ private:
+ CurrentContext m_xOldContext;
+ FailureTunnel m_xActiveTunnel;
+ class Tunnel;
+ };
+// -----------------------------------------------------------------------------
+
+ class DisposingForwarder : public cppu::WeakImplHelper1< lang::XEventListener >
+ {
+ uno::Reference< lang::XComponent > m_xTarget;
+
+ DisposingForwarder( uno::Reference< lang::XComponent > const & xTarget ) SAL_THROW( () )
+ : m_xTarget( xTarget )
+ { OSL_ASSERT( m_xTarget.is() ); }
+
+ virtual void SAL_CALL disposing( lang::EventObject const & rSource )
+ throw (uno::RuntimeException);
+ public:
+ // listens at source for disposing, then disposes target
+ static inline void forward(
+ uno::Reference< lang::XComponent > const & xSource,
+ uno::Reference< lang::XComponent > const & xTarget )
+ SAL_THROW( (uno::RuntimeException) );
+ };
+//__________________________________________________________________________________________________
+ inline void DisposingForwarder::forward(
+ uno::Reference< lang::XComponent > const & xSource,
+ uno::Reference< lang::XComponent > const & xTarget )
+ SAL_THROW( (uno::RuntimeException) )
+ {
+ if (xSource.is())
+ {
+ xSource->addEventListener( new DisposingForwarder( xTarget ) );
+ }
+ }
+// -----------------------------------------------------------------------------
} // namespace configmgr
#endif
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