From bf60a925bcabb0157a0f596e4603a27f7e549d7d Mon Sep 17 00:00:00 2001
From: Mike Hearn <mike@plan99.net>
Date: Thu, 5 Mar 2015 13:43:25 -0800
Subject: [PATCH] Sha256Hash is immutable so byte[] should be marked as final.

---
 core/src/main/java/org/bitcoinj/core/Sha256Hash.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/main/java/org/bitcoinj/core/Sha256Hash.java b/core/src/main/java/org/bitcoinj/core/Sha256Hash.java
index 7b023a6a..9d37628f 100644
--- a/core/src/main/java/org/bitcoinj/core/Sha256Hash.java
+++ b/core/src/main/java/org/bitcoinj/core/Sha256Hash.java
@@ -35,7 +35,7 @@ import static com.google.common.base.Preconditions.checkArgument;
  * map. It also checks that the length is correct and provides a bit more type safety.
  */
 public class Sha256Hash implements Serializable, Comparable<Sha256Hash> {
-    private byte[] bytes;
+    private final byte[] bytes;
     public static final Sha256Hash ZERO_HASH = new Sha256Hash(new byte[32]);
 
     /**