1 files changed, 13 insertions, 0 deletions
diff --git a/src/storage.cc b/src/storage.cc
index 17c902d..ee2e7e7 100644
--- a/src/storage.cc
+++ b/src/storage.cc
@@ -1,6 +1,7 @@
 #include "storage.h"
 #include "definitions.h"
 #include <algorithm>
+#include <stdexcept>
 
 Storage::Storage(int delay)
 {
@@ -21,6 +22,18 @@ Storage::view(int base, int lines) const
 }
 
 int
+Storage::preprocess(void *id)
+{
+	if (id == nullptr)
+		throw std::invalid_argument("Accessor cannot be nullptr.");
+
+	if (this->current_request == nullptr)
+		this->current_request = id;
+
+	return this->current_request == id;
+}
+
+int
 Storage::is_data_ready()
 {
 	int r;