1 files changed, 0 insertions, 45 deletions

diff --git a/src/uk/ac/ox/cs/pagoda/util/UFS.java b/src/uk/ac/ox/cs/pagoda/util/UFS.java
deleted file mode 100644
index 0869fb7..0000000
--- a/src/uk/ac/ox/cs/pagoda/util/UFS.java
+++ /dev/null
@@ -1,45 +0,0 @@
-package uk.ac.ox.cs.pagoda.util;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Set;
-
-public class UFS<T> {
-        
-        private Map<T, T> groups = new HashMap<T, T>();
-
-        public boolean merge(T t1, T t2) {
-                t1 = find(t1); t2 = find(t2);
-                if (t1.equals(t2)) return false;
-                if (t2.toString().contains("cs.ox.ac.uk"))
-                        groups.put(t2, t1); 
-                else 
-                        groups.put(t1, t2); 
-                return true; 
-        }
-        
-        public Set<T> keySet() {
-                return groups.keySet(); 
-        }
-
-        public T find(T u) {
-                T v, w = u;
-                while ((v = groups.get(u)) != null) 
-                        u = v; 
-                
-                while ((v = groups.get(w)) != null) {
-                        groups.put(w, u);
-                        w = v; 
-                }
-                
-                return u; 
-        }
-        
-        public void clear() {
-                groups.clear();
-        }
-
-        public boolean isEmpty() {
-                return groups.isEmpty();
-        }
-}