From 4f3760fc3b647fa166da4ab777eb612b14ac500b Mon Sep 17 00:00:00 2001
From: Thomas Schmucker <ts@its1.de>
Date: Wed, 15 Jul 2026 21:05:19 +0200
Subject: Umbau auf modernes C++

---
 src/xml_test.cpp | 92 +++++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 61 insertions(+), 31 deletions(-)

(limited to 'src/xml_test.cpp')

diff --git a/src/xml_test.cpp b/src/xml_test.cpp
index 0af5b51..0b978a9 100644
--- a/src/xml_test.cpp
+++ b/src/xml_test.cpp
@@ -1,48 +1,78 @@
 #include <iostream>
 #include <string>
+#include <tuple>
 using namespace std;
 
 #include "xml.hpp"
 
 class MyXML : public XML {
-	public:
-		explicit MyXML(ostream& out, size_t indent = 4)
-			: pout_(&out)
-			, depth_(0)
-			, indent_(indent)
-		{
-		}
+public:
+	explicit MyXML(ostream& out, size_t indent = 4)
+	    : pout_(&out)
+	    , indent_(indent)
+	{
+	}
 
-	protected:
-		void handle_start(const string& name, const vector<pair<string, string>>& attr)
-		{
-			*pout_ << string(depth_++ * indent_, ' ')
-			       << "<" << name;
+protected:
+	void handle_start(string_view name, const vector<tuple<string_view, string_view>>& attr) override
+	{
+		*pout_ << string(depth_++ * indent_, ' ')
+		       << "<" << name;
 
-			auto it = cbegin(attr);
-			auto end = cend(attr);
-			if ( it != end ) {
-				*pout_ << " " << it->first << "=\"" << it->second << "\"";
+		auto start = cbegin(attr);
+		auto end   = cend(attr);
+		if ( start != end ) {
+			*pout_ << " " << get<0>(*start) << "=\"" << get<1>(*start) << "\"";
 
-				++it;	// skip first Element
-				for ( ; it != end; ++it )
-					*pout_ << ",  " << it->first << "=\"" << it->second << "\"";
+			++start; // skip first Element
+			for ( ; start != end; ++start ) {
+				*pout_ << ",  " << get<0>(*start) << "=\"" << get<1>(*start) << "\"";
 			}
-
-			*pout_ << ">" << endl;
 		}
 
-		void handle_end(const string& name)
-		{
-			*pout_ << string(--depth_ * indent_, ' ')
-			       << "</" << name << ">"
-			       << endl;
+		*pout_ << ">" << '\n';
+	}
+
+	void handle_end(string_view name) override
+	{
+		*pout_ << string(--depth_ * indent_, ' ')
+		       << "</" << name << ">"
+		       << '\n';
+	}
+	void handle_cdata_start() override
+	{
+		*pout_ << string(depth_ * indent_, ' ')
+		       << "<![CDATA[" << '\n';
+	}
+
+	void handle_cdata_end() override
+	{
+		*pout_ << string(depth_ * indent_, ' ')
+		       << "]]>" << '\n';
+	}
+
+	static bool contains_only_whitespace(span<const char> data)
+	{
+		return ranges::all_of(data, [](unsigned char chr) {
+			return std::isspace(chr);
+		});
+	}
+
+	void handle_character_data(span<const char> data) override
+	{
+		if ( contains_only_whitespace(data) ) {
+			return;
 		}
 
-	private:
-		ostream* pout_;
-		size_t depth_;
-		size_t indent_;
+		*pout_ << string(depth_ * indent_, ' ') << "Data: ";
+		pout_->write(data.data(), static_cast<streamsize>(data.size()));
+		*pout_ << '\n';
+	}
+
+private:
+	ostream* pout_;
+	size_t   depth_{};
+	size_t   indent_;
 };
 
 int
@@ -53,6 +83,6 @@ main()
 		myxml.parse(cin);
 	}
 	catch ( exception& e ) {
-		cerr << "Fehler: " << e.what() << endl;
+		cerr << "Fehler: " << e.what() << '\n';
 	}
 }
-- 
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