The big reshuffle

1 files changed, 42 insertions, 0 deletions

diff --git a/project2/common/cache.cpp b/project2/common/cache.cpp
new file mode 100644
index 0000000..1dc435f
--- /dev/null
+++ b/project2/common/cache.cpp
@@ -0,0 +1,42 @@
+#include "cache.h"
+#include "rowSet.h"
+#include "rowProcessor.h"
+#include "logger.h"
+#include <boost/foreach.hpp>
+
+Cache::Cache(const xmlpp::Element * p) :
+	IHaveParameters(p),
+	SourceObject(p),
+	inherit(p->get_attribute_value("inherit") != "false")
+{
+}
+
+bool Cache::checkAndExecute(const Glib::ustring & n, const Glib::ustring & f, const RowProcessor * rp)
+{
+	RowSetCPtr cached = getCachedRowSet(n, f, rp);
+	if (cached) {
+		try {
+			Logger()->messagef(LOG_ERR, "Executing from cache");
+			cached->execute(f, rp);
+			return true;
+		}
+		catch (...) {
+			Logger()->messagef(LOG_WARNING, "Cache failed");
+		}
+	}
+	return false;
+}
+
+void
+Cache::applyKeys(const boost::function2<void, const std::string &, const VariableType &> & f, const IHaveParameters * ps) const
+{
+	BOOST_FOREACH(const IHaveParameters::Parameters::value_type & p, allParameters()) {
+		f(p.first, p.second);
+	}
+	if (inherit) {
+		BOOST_FOREACH(const IHaveParameters::Parameters::value_type & p, ps->allParameters()) {
+			f(p.first, p.second);
+		}
+	}
+}
+