1 files changed, 107 insertions, 0 deletions
diff --git a/src/support/error_capacitor.cc b/src/support/error_capacitor.cc
new file mode 100644
index 0000000..e83ba9a
--- /dev/null
+++ b/src/support/error_capacitor.cc
@@ -0,0 +1,107 @@
+#include "error_capacitor.h"
+
+#include <xercesc/sax/SAXParseException.hpp>
+
+#include <iostream>
+
+#include "support/xalan_string.h"
+#include "support/xerces_string_guard.h"
+
+namespace {
+
+inline std::string getMessage(const xercesc::SAXParseException& exception) {
+	return std::string(
+		*InputXSLT::XercesStringGuard<char>(exception.getMessage())
+	);
+}
+
+}
+
+namespace InputXSLT {
+
+ErrorCapacitor::ErrorCapacitor(xalan::XalanTransformer* transformer):
+	transformer_(transformer),
+	error_cache_(new error_cache()) {
+	this->transformer_->setErrorHandler(this);
+	this->transformer_->setProblemListener(this);
+}
+
+ErrorCapacitor::~ErrorCapacitor() {
+	this->transformer_->setErrorHandler(nullptr);
+	this->transformer_->setProblemListener(nullptr);
+}
+
+void ErrorCapacitor::discharge() {
+	if ( !this->error_cache_->empty() ) {
+		throw exception(std::move(this->error_cache_));
+	}
+}
+
+void ErrorCapacitor::warning(const xercesc::SAXParseException& exception) {
+	this->error_cache_->emplace_back(
+		"Warning: " + getMessage(exception)
+	);
+}
+
+void ErrorCapacitor::error(const xercesc::SAXParseException& exception) {
+	this->error_cache_->emplace_back(
+		"Error: " + getMessage(exception)
+	);
+}
+
+void ErrorCapacitor::fatalError(const xercesc::SAXParseException& exception) {
+	this->error_cache_->emplace_back(
+		"Fatal error: " + getMessage(exception)
+	);
+}
+
+void ErrorCapacitor::resetErrors() { }
+
+void ErrorCapacitor::problem(
+	xalan::ProblemListenerBase::eSource,
+	xalan::ProblemListenerBase::eClassification,
+	const xalan::XalanDOMString& message,
+	const xalan::Locator*,
+	const xalan::XalanNode*
+) {
+	this->error_cache_->emplace_back(
+		"XSLT problem: " + toString(message)
+	);
+}
+
+void ErrorCapacitor::problem(
+	xalan::ProblemListenerBase::eSource,
+	xalan::ProblemListenerBase::eClassification,
+	const xalan::XalanNode*,
+	const xalan::ElemTemplateElement*,
+	const xalan::XalanDOMString& message,
+	const xalan::XalanDOMChar*,
+	xalan::XalanFileLoc,
+	xalan::XalanFileLoc
+) {
+	this->error_cache_->emplace_back(
+		"XSLT problem: " + toString(message)
+	);
+}
+
+void ErrorCapacitor::problem(
+	xalan::ProblemListenerBase::eSource,
+	xalan::ProblemListenerBase::eClassification,
+	const xalan::XalanDOMString& message,
+	const xalan::XalanNode*
+) {
+	this->error_cache_->emplace_back(
+		"XSLT problem: " + toString(message)
+	);
+}
+
+void ErrorCapacitor::setPrintWriter(xalan::PrintWriter*) { }
+
+ErrorCapacitor::exception::exception(error_cache_ptr ptr):
+	error_cache_(std::move(ptr)) { }
+
+auto ErrorCapacitor::exception::getCachedErrors() const -> const error_cache* {
+	return this->error_cache_.get();
+}
+
+}