reupload

src/main/java/com/loohp/limbo/utils/BitsUtils.java

@@ -0,0 +1,31 @@
+package com.loohp.limbo.utils;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.BitSet;
+import java.util.List;
+
+public class BitsUtils {
+
+	public static BitSet shiftAfter(BitSet bitset, int from, int shift) {
+		BitSet subset = bitset.get(from, bitset.length());
+		for (int i = 0; i < subset.length(); i++) {
+			bitset.set(from + shift + i, subset.get(i));
+		}
+		if (shift > 0) {
+			for (int i = 0; i < shift; i++) {
+				bitset.set(from + i, false);
+			}
+		}
+		return bitset;
+	}
+	
+	public static String toLongString(BitSet bitset) {
+        List<String> list = new ArrayList<>();
+        for (long l : bitset.toLongArray()) {
+        	list.add(Long.toBinaryString(l));
+        }
+        return Arrays.toString(list.toArray());
+    }
+
+}