--- Revision None
+++ Revision 383639333163
@@ -0,0 +1,16 @@
+
+
+#import <Foundation/Foundation.h>
+
+@protocol IntervalDictionaryKey <NSObject>
+- (BOOL)intervalContains:(id)object;
+@end
+
+@interface IntervalDictionary : NSObject {
+    NSMutableArray *keys, *values;
+}
+
+- (void)addInterval:(id<IntervalDictionaryKey>)interval withObject:(id)object;
+- (void)setObject:(id)object forIntervalOf:(id)intervalObject;
+- (id)objectForIntervalOf:(id)object;
+@end