private F.Option<ModelMetadata> getModel(final String name) {
ModelMetadata modelInfo = null;
try {
modelInfo =
(ModelMetadata)
Cache.getOrElse(
getClass().getName() + "_ModelMetadata_" + name,
new Callable<Object>() {
@Override
public Object call() throws Exception {
return Iterables.find(
modelRegistry.getModels(),
new Predicate<ModelMetadata>() {
@Override
public boolean apply(ModelMetadata model) {
String modelName = model.getName();
return modelName.equals(name);
}
},
null);
}
},
0);
} catch (Exception e) {
e.printStackTrace();
}
return modelInfo == null ? F.Option.<ModelMetadata>None() : F.Option.Some(modelInfo);
}
@Override
public F.Option<Pager> bind(String key, Map<String, String[]> data) {
if (data.containsKey(key + ".index") && data.containsKey(key + ".size")) {
try {
index = Integer.parseInt(data.get(key + ".index")[0]);
size = Integer.parseInt(data.get(key + ".size")[0]);
return F.Option.Some(this);
} catch (NumberFormatException e) {
return F.Option.None();
}
} else {
return F.Option.None();
}
}
private F.Either<ControllerProxy, ? extends Result> controllerOrNotFound(final String name) {
F.Option<ModelMetadata> modelInfo = getModel(name);
if (!modelInfo.isDefined())
return F.Either.Right(notFound("Model with name " + name + " not found!"));
ModelMetadata model = modelInfo.get();
F.Option<? extends ControllerProxy<?, ?>> crud;
try {
crud = getController(model);
} catch (IncompatibleControllerException e) {
crud = null;
}
if (crud == null || !crud.isDefined())
return F.Either.Right(notFound("Controller for model " + model.getType() + " not found"));
ControllerProxy controller = crud.get();
return F.Either.Left(controller);
}
@Override
public F.Option<Product> bind(String key, Map<String, String[]> data) {
return F.Option.Some(findByEan(data.get("ean")[0]));
}
private F.Option<? extends ControllerProxy<?, ?>> getController(ModelMetadata model)
throws IncompatibleControllerException {
ControllerProxy<?, ?> crud =
controllerRegistry.getController(model.getKeyField().getType(), model.getType());
return crud == null ? F.Option.<ControllerProxy<?, ?>>None() : F.Option.Some(crud);
}