--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/org/dancres/util/BytePacker.java	Sat Mar 21 11:00:06 2009 +0000
@@ -0,0 +1,29 @@
+package org.dancres.util;
+
+/**
+   A class to pack and unpack longs or ints into a byte array
+ */
+public abstract class BytePacker {
+
+    /**
+       @return BytePacker that stores things in MSB order
+     */
+    public static BytePacker getMSBPacker() {
+        return new MSBBytePacker();
+    }
+
+    /**
+       @return BytePacker that stores things in MSB order
+     */
+    public static BytePacker getMSBPacker(byte[] aBytes) {
+        return new MSBBytePacker(aBytes);
+    }
+
+    public abstract void setData(byte[] aBytes);
+    public abstract int getInt(int anOffset);
+    public abstract void putArray(byte[] anArray, int anOffset);
+    public abstract byte[] getArray(int anOffset, int aLength);
+    public abstract long getLong(int anOffset);
+    public abstract void putInt(int anInt, int anOffset);
+    public abstract void putLong(long aLong, int anOffset);
+}