public Res getParent() { return null; }
/** an InputStream that makes sure it is not in the MessageQueue when blocked on a read */
+ // FIXME
private static class BackgroundInputStream extends FilterInputStream {
BackgroundInputStream(InputStream i) { super(i); }
+ /*
private void suspend() throws IOException {
if (!ThreadMessage.suspendThread())
throw new IOException("attempt to perform background-only operation in a foreground thread");
try { return super.read(b, off, len); }
finally { resume(); }
}
+ */
}
/** returns an InputStream containing the Resource's contents */
public Res addExtension(String extension) { return new Ref(this, extension); }
public Object[] keys() { throw new JS.Exn("cannot enumerate a resource"); }
- public void put(Object key, Object val) { throw new JS.Exn("cannot put to a resource"); }
+ public Object put(Object key, Object val) { throw new JS.Exn("cannot put to a resource"); }
public Object get(Object key) {
if ("".equals(key)) {
Template t = Template.getTemplate(addExtension(".xwt"));
}
}
+ /** the Builtin resource */
+ public static class Builtin extends Res {
+ public Builtin() { };
+ public String getDescriptiveName() { return "[builtin]"; }
+ public InputStream getInputStream(String path) throws IOException {
+ if (!path.equals("")) throw new IOException("the builtin resource has no subresources");
+ return Platform.getBuiltinInputStream();
+ }
+ }
+
/** what you get when you reference a subresource */
public static class Ref extends Res {
Res parent;
Ref(Res parent, Object key) { this.parent = parent; this.key = key; }
public String getDescriptiveName() {
String pdn = parent.getDescriptiveName();
- return pdn.equals("") ? key.toString() : (pdn + "." + key.toString());
+ if (pdn.equals("")) return key.toString();
+ if (!pdn.endsWith("!")) pdn += ".";
+ return pdn + key.toString();
}
public Res addExtension(String extension) {
return (key instanceof String && ((String)key).endsWith(extension)) ? this : new Ref(parent, key + extension);
/** shadow resource which replaces the graft */
public static class ProgressWatcher extends Res {
final Res watchee;
- JS.Callable callback;
- ProgressWatcher(Res watchee, JS.Callable callback) { this.watchee = watchee; this.callback = callback; }
+ JS.CompiledFunction callback;
+ ProgressWatcher(Res watchee, JS.CompiledFunction callback) { this.watchee = watchee; this.callback = callback; }
public String getDescriptiveName() { return watchee.getDescriptiveName(); }
public InputStream getInputStream(String s) throws IOException {
final InputStream is = watchee.getInputStream(s);
public int read(byte[] b, int off, int len) throws IOException {
int ret = super.read(b, off, len);
if (ret != 1) bytesDownloaded += ret;
- ThreadMessage.newthread(new JS.Callable() { public Object call(JS.Array a) {
+ Scheduler.add(new Scheduler.Task() { public void perform() {
JS.Array args = new JS.Array();
args.addElement(new Integer(bytesDownloaded));
args.addElement(new Integer(is instanceof KnownLength ? ((KnownLength)is).getLength() : 0));
- callback.call(args);
- return null;
+ // FIXME
+ //new JS.Context(callback, null, args).resume();
} });
return ret;
}