forgot to add util folder in optimization library

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@206 ec762483-ff6d-05da-a07a-a48fb63a330f

1 files changed, 39 insertions, 0 deletions

diff --git a/gi/posterior-regularisation/prjava/src/util/Sorters.java b/gi/posterior-regularisation/prjava/src/util/Sorters.java
new file mode 100644
index 00000000..836444e5
--- /dev/null
+++ b/gi/posterior-regularisation/prjava/src/util/Sorters.java
@@ -0,0 +1,39 @@
+package util;
+
+import java.util.Comparator;
+
+public class Sorters {
+	public static class sortWordsCounts implements Comparator{
+		
+		/**
+		 * Sorter for a pair of word id, counts. Sort ascending by counts
+		 */
+		public int compare(Object arg0, Object arg1) {
+			Pair<Integer,Integer> p1 = (Pair<Integer,Integer>)arg0;
+			Pair<Integer,Integer> p2 = (Pair<Integer,Integer>)arg1;
+			if(p1.second() > p2.second()){
+				return 1;
+			}else{
+				return -1;
+			}
+		}
+		
+	}
+	
+public static class sortWordsDouble implements Comparator{
+		
+		/**
+		 * Sorter for a pair of word id, counts. Sort by counts
+		 */
+		public int compare(Object arg0, Object arg1) {
+			Pair<Integer,Double> p1 = (Pair<Integer,Double>)arg0;
+			Pair<Integer,Double> p2 = (Pair<Integer,Double>)arg1;
+			if(p1.second() < p2.second()){
+				return 1;
+			}else{
+				return -1;
+			}
+		}
+		
+	}
+}