dialog, globalContext, this
);
coordinators.put(name, coordinator);
// top level interaction unit & context
final Context context = new Context();
// build reification pipeline
Function<Context> prepareContext = new Function<Context>() {
@Override
public void execute(Control<Context> control) {
context.set(ContextKey.EVENTBUS, coordinator.getLocalBus());
context.set(ContextKey.COORDINATOR, coordinator);
control.proceed();
}
};
Function<Context> statementShim = new Function<Context>() {
@Override
public void execute(Control<Context> control) {
new StatementContextStep().execute(dialog,context);
control.proceed();
}
};
Function<Context> readOperationMetaData = new Function<Context>() {
@Override
public void execute(final Control<Context> control) {
ReadOperationDescriptions operationMetaData = new ReadOperationDescriptions(framework.getDispatcher());
operationMetaData.prepareAsync(dialog, context, new ReificationPreperation.Callback()
{
@Override
public void onError(Throwable caught) {
Log.error("Reification failed: " + caught.getMessage());
control.abort();
}
@Override
public void onSuccess() {
Log.info("Successfully retrieved operation meta data");
control.proceed();
}
});
}
};
Function<Context> readResourceMetaData = new Function<Context>() {
@Override
public void execute(final Control<Context> control) {
ReificationPreperation readResourceDescription = new ReadResourceDescription(framework.getDispatcher());
readResourceDescription.prepareAsync(dialog, context, new ReificationPreperation.Callback()
{
@Override
public void onSuccess()
{
Log.info("Successfully retrieved resource meta data");
// setup & start the reification pipeline
ReificationPipeline pipeline = new ReificationPipeline(
new UniqueIdCheckStep(),
new BuildUserInterfaceStep(),
new ImplicitBehaviourStep(framework.getDispatcher()),
new IntegrityStep());
pipeline.execute(dialog, context);
control.proceed();
}
@Override
public void onError(final Throwable caught)
{
Log.error("Reification failed: " + caught.getMessage());
control.abort();
}
});
}
};
Outcome<Context> outcome = new Outcome<Context>() {
@Override
public void onFailure(final Context context) {
Window.alert("Reification failed");
}
@Override
public void onSuccess(final Context context) {
// show result
ReificationWidget widget = context.get(ContextKey.WIDGET);
assert widget !=null;
cachedWidgets.put(name, widget);
callback.onSuccess(widget.asWidget());
}