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Some work on streaming.

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git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3855 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Ray Greenwell
2006-02-15 01:41:14 +00:00
parent 28ac720b98
commit 1d36299e3c
13 changed files with 216 additions and 175 deletions
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src/as/com/threerings/io/ObjectOutputStream.as
+38 -41
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@@ -7,7 +7,6 @@ import com.threerings.util.ClassUtil;
import com.threerings.util.SimpleMap;
public class ObjectOutputStream
// implements IDataOutput
{
public function ObjectOutputStream (targ :IDataOutput)
{
@@ -23,57 +22,55 @@ public class ObjectOutputStream
return;
}
try {
var cname :String = ClassUtil.getClassName(obj);
var cname :String = ClassUtil.getClassName(obj);
// look up the class mapping record
var cmap :ClassMapping = _classMap[cname];
// look up the class mapping record
var cmap :ClassMapping = _classMap[cname];
_current = obj;
// create a class mapping if we've not got one
if (cmap === undefined) {
var streamer :Streamer = Streamer.getStreamer(cname);
if (streamer === undefined) {
// TODO
trace("OMG, cannot stream ", cname);
return;
}
cmap = new ClassMapping(_nextCode++, cname, streamer);
_classMap[cname] = cmap;
// TODO: if _nextCode blows short, log an error
writeShort(-cmap.code);
writeUTF(cname);
} else {
writeShort(cmap.code);
// create a class mapping if we've not got one
if (cmap === undefined) {
var streamer :Streamer = Streamer.getStreamer(obj);
if (streamer === undefined) {
// TODO
trace("OMG, cannot stream ", cname);
return;
}
// now write the instance data
_streamer = cmap.streamer;
_streamer.writeObject(obj, this, true);
cmap = new ClassMapping(_nextCode++, cname, streamer);
_classMap[cname] = cmap;
} finally {
_current = null;
_streamer = null;
// TODO: if _nextCode blows short, log an error
writeShort(-cmap.code);
writeUTF((streamer == null) ? cname : streamer.getJavaClassName());
} else {
writeShort(cmap.code);
}
writeBareObjectImpl(obj, cmap.streamer);
}
public function writeBareObject (obj :*) :void
//throws IOError
{
writeBareObjectImpl(obj, Streamer.getStreamer(obj));
}
protected function writeBareObjectImpl (obj :*, streamer :Streamer)
{
// if it's Streamable, it goes straight through
if (streamer == null) {
var sable :Streamable = (obj as Streamable);
sable.writeObject(this);
return;
}
// otherwise, stream it!
_current = obj;
_streamer = streamer;
try {
// get the streamer for objects of this type
_streamer = Streamer.getStreamer(ClassUtil.getClassName(obj));
_current = obj;
// now write the instance data
_streamer.writeObject(obj, this, true);
_streamer.writeObject(obj, this);
} finally {
// clear out our current object references
_current = null;
_streamer = null;
}
@@ -147,7 +144,7 @@ public class ObjectOutputStream
public function writeShort (value :int) :void
//throws IOError
{
_targ.writeInt(value);
_targ.writeShort(value);
}
public function writeUTF (value :String) :void