[WIP ] added finalize to bundle

src/main/java/jota/model/Bundle.java

@@ -1,5 +1,6 @@
 package jota.model;
 
+import jota.pow.Curl;
 import jota.utils.Converter;
 import org.apache.commons.lang3.NotImplementedException;
 
@@ -45,9 +46,46 @@ public class Bundle {
     }
 
     public void finalize() {
-        throw new NotImplementedException("");
+
+        Curl curl = new Curl();
+        curl.reset();
+
+        for (int i = 0; i < this.getTransactions().size(); i++) {
+
+            int[] valueTrits = Converter.trits(this.getTransactions().get(i).getValue());
+            while (valueTrits.length < 81) {
+                valueTrits[valueTrits.length] = 0;
+            }
+
+            int[] timestampTrits = Converter.trits(this.getTransactions().get(i).getTimestamp());
+            while (timestampTrits.length < 27) {
+                timestampTrits[timestampTrits.length] = 0;
+            }
+
+            int[] currentIndexTrits = Converter.trits(this.getTransactions().get(i).setCurrentIndex("" + i));
+            while (currentIndexTrits.length < 27) {
+                currentIndexTrits[currentIndexTrits.length] = 0;
+            }
+
+            int[] lastIndexTrits = Converter.trits(this.getTransactions().get(i).setLastIndex("" + (this.getTransactions().size() - 1)));
+            while (lastIndexTrits.length < 27) {
+                lastIndexTrits[lastIndexTrits.length] = 0;
+            }
+            int[] t = Converter.trits(this.getTransactions().get(i).getAddress() + Converter.trytes(valueTrits) + this.getTransactions().get(i).getTag() + Converter.trytes(timestampTrits) + Converter.trytes(currentIndexTrits) + Converter.trytes(lastIndexTrits));
+            curl.absorb(t, 0, t.length);
+
+        }
+
+        int[] hash = new int[90];
+        curl.squeeze(hash, 0, hash.length);
+        String hashInTrytes = Converter.trytes(hash);
+
+        for (int i = 0; i < this.getTransactions().size(); i++) {
+            this.getTransactions().get(i).setBundle(hashInTrytes);
+        }
     }
 
+
     public void addTrytes(List<String> signatureFragments) {
         throw new NotImplementedException("");
     }