Created the facilities for transmitting distributed objects and derived

classes over the wire (by inspecting their fields and sending those
directly).


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@8 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/io/FieldMarshaller.java

@@ -0,0 +1,25 @@
+//
+// $Id: FieldMarshaller.java,v 1.1 2001/05/30 00:16:00 mdb Exp $
+
+package com.samskivert.cocktail.cher.dobj.net;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.lang.reflect.Field;
+
+import com.samskivert.cocktail.cher.dobj.DObject;
+
+/**
+ * A field marshaller knows how to marshall and unmarshall a particular
+ * data type. It is called upon to do the actual on the wire
+ * encoding/decoding of a field.
+ */
+public interface FieldMarshaller
+{
+    public void writeTo (DataOutputStream out, Field field, DObject dobj)
+        throws IOException, IllegalAccessException;
+
+    public void readFrom (DataInputStream in, Field field, DObject dobj)
+        throws IOException, IllegalAccessException;
+}