From 9ee8e045b41e2388458bbefc8b3ee3a245d9c000 Mon Sep 17 00:00:00 2001
From: zzz <zzz@mail.i2p>
Date: Fri, 21 Jan 2011 15:52:12 +0000
Subject: [PATCH] small optimization in TunnelID

---
 core/java/src/net/i2p/data/TunnelId.java | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/core/java/src/net/i2p/data/TunnelId.java b/core/java/src/net/i2p/data/TunnelId.java
index 2e625e606f..0e1c815f60 100644
--- a/core/java/src/net/i2p/data/TunnelId.java
+++ b/core/java/src/net/i2p/data/TunnelId.java
@@ -50,6 +50,26 @@ public class TunnelId extends DataStructureImpl {
         DataHelper.writeLong(out, 4, _tunnelId);
     }
 
+    /**
+     * Overridden for efficiency.
+     */
+    @Override
+    public byte[] toByteArray() {
+        return DataHelper.toLong(4, _tunnelId);
+    }
+
+    /**
+     * Overridden for efficiency.
+     * @param data non-null
+     * @throws DataFormatException if null or wrong length
+     */
+    @Override
+    public void fromByteArray(byte data[]) throws DataFormatException {
+        if (data == null) throw new DataFormatException("Null data passed in");
+        if (data.length != 4) throw new DataFormatException("Bad data length");
+        _tunnelId = (int) DataHelper.fromLong(data, 0, 4);
+    }
+
     @Override
     public boolean equals(Object obj) {
         if ( (obj == null) || !(obj instanceof TunnelId))