Added ArgumentCount parameter to FunctionBase template

* constructDocument member method is provided with a FunctionBase::argument_array instance
* improved argument validation in FunctionBase
* this parameter was added to support FunctionBase as a base class for FunctionTransform

1 files changed, 9 insertions, 28 deletions

diff --git a/src/function/transform.h b/src/function/transform.h
index 41bba05..fc735f0 100644
--- a/src/function/transform.h
+++ b/src/function/transform.h
@@ -1,40 +1,21 @@
 #ifndef INPUTXSLT_SRC_FUNCTION_TRANSFORM_H_
 #define INPUTXSLT_SRC_FUNCTION_TRANSFORM_H_
 
-#include <xalanc/XalanTransformer/XalanTransformer.hpp>
-#include <xalanc/XPath/XObjectFactory.hpp>
-#include <xalanc/XPath/Function.hpp>
-#include <xalanc/XPath/XObject.hpp>
-
-#include <memory>
-
-#include "common.h"
-#include "support/dom/document_cache.h"
-#include "support/filesystem_context.h"
+#include "base.h"
 
 namespace InputXSLT {
 
-class FunctionTransform : public xalan::Function {
+class FunctionTransform : public FunctionBase<FunctionTransform, 2> {
 	public:
-		FunctionTransform();
-
-		virtual xalan::XObjectPtr execute(
-			xalan::XPathExecutionContext&,
-			xalan::XalanNode*,
-			const xalan::XObjectPtr,
-			const xalan::XObjectPtr,
-			const xalan::Locator*
-		) const;
-
-		virtual FunctionTransform* clone(xalan::MemoryManager&) const;
-
-		FunctionTransform& operator=(const FunctionTransform&) = delete;
-		bool operator==(const FunctionTransform&) const        = delete;
+		using FunctionBase::FunctionBase;
 
-	private:
-		std::shared_ptr<DomDocumentCache> document_cache_;
+	protected:
+		friend FunctionBase;
 
-		const xalan::XalanDOMString& getError(xalan::XalanDOMString&) const;
+		xercesc::DOMDocument* constructDocument(
+			const FilesystemContext&,
+			const FunctionBase::argument_array&
+		);
 
 };