arabica/include/XSLT/impl/xslt_message.hpp
2013-01-05 21:26:35 +00:00

56 lines
1.3 KiB
C++

#ifndef ARABICA_XSLT_MESSAGE_HPP
#define ARABICA_XSLT_MESSAGE_HPP
#include "xslt_item.hpp"
namespace Arabica
{
namespace XSLT
{
template<class stringT, class adaptorT>
class Message : public ItemContainer<stringT, adaptorT>
{
public:
typedef stringT string_type;
typedef adaptorT string_adaptor;
Message(bool terminate) :
terminate_(terminate)
{
} // Message
virtual ~Message() { }
virtual void execute(const DOM::Node<string_type, string_adaptor>& node, ExecutionContext<string_type, string_adaptor>& context) const
{
RedirectionFrame toMessageSink(context);
this->execute_children(node, context);
if(terminate_)
throw SAX::SAXException("Stylesheet terminated by xsl:message");
} // execute
private:
const bool terminate_;
class RedirectionFrame
{
public:
RedirectionFrame(ExecutionContext<string_type, string_adaptor>& context) : context_(context) { context_.redirectToMessageSink(); }
~RedirectionFrame() { context_.revertFromMessageSink(); }
private:
ExecutionContext<string_type, string_adaptor>& context_;
RedirectionFrame();
RedirectionFrame(const RedirectionFrame&);
bool operator=(const RedirectionFrame&);
}; // class RedirectionFrame
}; // class Message
} // namespace XSLT
} // namespace Arabica
#endif