1 files changed, 26 insertions, 0 deletions
diff --git a/src/support/dom/document_cache.cc b/src/support/dom/document_cache.cc
new file mode 100644
index 0000000..f814559
--- /dev/null
+++ b/src/support/dom/document_cache.cc
@@ -0,0 +1,26 @@
+#include "document_cache.h"
+
+namespace InputXSLT {
+
+DomDocumentCache::DomDocumentCache():
+	map_() { }
+
+DomDocumentCache::item* DomDocumentCache::get(const std::string& key) {
+	auto itemIter = this->map_.find(key);
+
+	if ( itemIter == this->map_.end() ) {
+		auto result = this->map_.emplace(
+			std::make_pair(key, std::unique_ptr<item>(new item("content")))
+		);
+
+		if ( result.second ) {
+			return (*(result.first)).second.get();
+		} else {
+			return nullptr;
+		}
+	} else {
+		return (*itemIter).second.get();
+	}
+}
+
+}