X-Git-Url: http://git.iain.cx/?a=blobdiff_plain;f=performance_schema%2Ffile_summary_by_instance%2Fcache.go;fp=performance_schema%2Ffile_summary_by_instance%2Fcache.go;h=6b2b14767e29519693218ac2e6a60737c6b51b30;hb=6befaeecc9554be09177e699544d9573e699f1c8;hp=0000000000000000000000000000000000000000;hpb=e0d7c6363deedafa29d8cc35e34cec6e056af2a9;p=pstop.git

diff --git a/performance_schema/file_summary_by_instance/cache.go b/performance_schema/file_summary_by_instance/cache.go
new file mode 100644
index 0000000..6b2b147
--- /dev/null
+++ b/performance_schema/file_summary_by_instance/cache.go
@@ -0,0 +1,36 @@
+package file_summary_by_instance
+
+import (
+	"errors"
+
+	//	"github.com/sjmudd/pstop/lib"
+)
+
+// provide a mapping from filename to table.schema etc
+
+var (
+	mapped_name    map[string]string
+	total, matched int
+)
+
+func init() {
+	// setup on startup
+	mapped_name = make(map[string]string)
+}
+
+func get_from_cache(key string) (result string, err error) {
+	total++
+	if result, ok := mapped_name[key]; ok {
+		matched++
+		//		lib.Logger.Println("matched/total:", matched, total)
+		return result, nil
+	} else {
+		//		lib.Logger.Println("matched/total:", matched, total)
+		return "", errors.New("Not found")
+	}
+}
+
+func save_to_cache(key, value string) string {
+	mapped_name[key] = value
+	return value
+}