1 files changed, 25 insertions, 0 deletions
diff --git a/heap/datastore/store/channel.py b/heap/datastore/store/channel.py
new file mode 100644
index 0000000..1e083b5
--- /dev/null
+++ b/heap/datastore/store/channel.py
@@ -0,0 +1,25 @@
+class IChannel:
+    def __init__(self): raise NotImplementedError()
+    def add(self,timestamp,data,controller): pass
+    def get(self,query): pass
+
+class PrinterChannel(IChannel):
+    def __init__(self,name):
+        self.name = name
+    def add(self,timestamp,data,controller):
+        print "{0}: timestamp={1} value={2}".format(self.name, timestamp, data)
+
+class SimpleMemoryChannel(IChannel):
+    def __init__(self):
+        self.data = ""
+    def add(self,timestamp,data,controller):
+        self.data = data
+    def get(self,query):
+        return str(self.data)
+
+class IntervalStoreChannel(IChannel):
+    SECONDS=1000
+    MINUTES=60*1000
+    HOURS=60*60*1000
+    DAYS=24*60*60*1000
+    def __init__(self): pass