From a95949626e08dadffcd0786533349d206598e089 Mon Sep 17 00:00:00 2001
From: Mike Hearn <hearn@google.com>
Date: Thu, 31 Mar 2011 20:25:36 +0000
Subject: [PATCH] Implement a hashCode() method on StoredBlock.

---
 src/com/google/bitcoin/core/StoredBlock.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/com/google/bitcoin/core/StoredBlock.java b/src/com/google/bitcoin/core/StoredBlock.java
index ea524bfe..dbd23df5 100644
--- a/src/com/google/bitcoin/core/StoredBlock.java
+++ b/src/com/google/bitcoin/core/StoredBlock.java
@@ -78,6 +78,12 @@ public class StoredBlock implements Serializable {
         return o.header.equals(header) && o.chainWork.equals(chainWork) && o.height == height;
     }
 
+    @Override
+    public int hashCode() {
+        // A better hashCode is possible, but this works for now.
+        return header.hashCode() ^ chainWork.hashCode() ^ height;
+    }
+
 
     /**
      * Creates a new StoredBlock, calculating the additional fields by adding to the values in this block.