public void redirect() throws IllegalStateException {
String referer = getReferer();
try {
ResourceMethod method = router.parse(referer, HttpMethod.GET, request);
executeMethod(method, result.use(logic()).redirectTo(method.getResource().getType()));
} catch (ResourceNotFoundException e) {
result.use(page()).redirect(referer);
} catch (MethodNotAllowedException e) {
result.use(page()).redirect(referer);
}
}
@Override
public boolean accepts(ResourceMethod method) {
if (method.containsAnnotation(NivelAutenticacaoParaAcessar.class)) {
AutenticacaoType liberadoPara =
method.getMethod().getAnnotation(NivelAutenticacaoParaAcessar.class).value();
if (liberadoPara == AutenticacaoType.TODOS) return false;
if (usuarioWeb.isAutenticado() && liberadoPara.ehLiberadoParaO(usuarioWeb.getUsuario()))
return false;
} else if (usuarioWeb.isAutenticado()
&& usuarioWeb.getUsuario().getTipoAutenticacao() == AutenticacaoType.ADMIN) {
return false;
}
return true;
}
public void intercept(InterceptorStack stack, ResourceMethod method, Object resourceInstance) {
if (usuarioSession.getUsuario() != null) {
Permission methodPermission = method.getMethod().getAnnotation(Permission.class);
Permission controllerPermission =
method.getResource().getType().getAnnotation(Permission.class);
if (this.hasAccess(methodPermission) && this.hasAccess(controllerPermission)) {
stack.next(method, resourceInstance);
} else {
result.redirectTo(LoginController.class).acessoNegado();
}
} else {
result.redirectTo(LoginController.class).login();
}
}
public void intercept(InterceptorStack stack, ResourceMethod method, Object resourceInstance)
throws InterceptionException {
Consumes consumesAnnotation = method.getMethod().getAnnotation(Consumes.class);
List<String> supported = Arrays.asList(consumesAnnotation.value());
String contentType = request.getContentType();
if (!supported.isEmpty() && !supported.contains(contentType)) {
unsupported(
String.format(
"Request with media type [%s]. Expecting one of %s.", contentType, supported));
return;
}
try {
Deserializer deserializer = deserializers.deserializerFor(contentType, container);
if (deserializer == null) {
unsupported(
String.format("Unable to handle media type [%s]: no deserializer found.", contentType));
return;
}
Object[] deserialized = deserializer.deserialize(request.getInputStream(), method);
Object[] parameters = methodInfo.getParameters();
for (int i = 0; i < deserialized.length; i++) {
if (deserialized[i] != null) {
parameters[i] = deserialized[i];
}
}
stack.next(method, resourceInstance);
} catch (IOException e) {
throw new InterceptionException(e);
}
}
@Override
public Object[] deserialize(InputStream inputStream, ResourceMethod method) {
Method jMethod = method.getMethod();
Class<?>[] types = jMethod.getParameterTypes();
if (types.length == 0) {
throw new IllegalArgumentException(
"Methods that consumes representations must receive just one argument");
}
Gson gson = getGson();
Object[] params = new Object[types.length];
String[] parameterNames = paramNameProvider.parameterNamesFor(jMethod);
try {
String content = getContentOfStream(inputStream);
logger.debug("json retrieved: " + content);
JsonParser parser = new JsonParser();
JsonObject root = (JsonObject) parser.parse(content);
for (int i = 0; i < types.length; i++) {
String name = parameterNames[i];
JsonElement node = root.get(name);
if (node != null) {
params[i] = gson.fromJson(node, types[i]);
}
}
} catch (Exception e) {
throw new ResultException("Unable to deserialize data", e);
}
return params;
}
private void executeMethod(ResourceMethod method, Object instance) {
new Mirror()
.on(instance)
.invoke()
.method(method.getMethod())
.withArgs(
provider.getParametersFor(method, new ArrayList<Message>(), localization.getBundle()));
}
/**
* Melhoria aplicada ao método, caso o objeto (parâmetro) que foi informado não foi encontrado na
* consulta do banco de dados, somente irá retornar 404 (Result.nothing()) se o usuário colocou o
* parâmetro como <code>required=true</code>.
*
* @param stack
* @param method
* @param resourceInstance
* @throws InterceptionException
*/
public void intercept(InterceptorStack stack, ResourceMethod method, Object resourceInstance)
throws InterceptionException {
Annotation[][] annotations = method.getMethod().getParameterAnnotations();
String[] names = provider.parameterNamesFor(method.getMethod());
Class<?>[] types = method.getMethod().getParameterTypes();
Object[] args = flash.consumeParameters(method);
for (int i = 0; i < names.length; i++) {
Iterable<LoadObject> loads = Iterables.filter(asList(annotations[i]), LoadObject.class);
if (!isEmpty(loads)) {
Object loaded = this.load(names[i], types[i]);
if (loaded == null) {
// Caso tenha a anotação LoadObject, o fluxo da aplicação será definido de acordo
// com as definições feitas na anotação.
LoadObject next = loads.iterator().next();
if (next != null && next.required()) {
if (next.redirectToWhenObjectNotFound() != null
&& !next.redirectToWhenObjectNotFound().isEmpty()) {
logger.info(
"Entity not found, the page will be redirected to "
+ next.redirectToWhenObjectNotFound());
result.redirectTo(next.redirectToWhenObjectNotFound());
} else {
logger.info(
"Entity not found, the redirect URL was not specified, then i will be return nothing.");
result.nothing();
return;
}
}
}
if (args != null) args[i] = loaded;
else request.setAttribute(names[i], loaded);
}
}
flash.includeParameters(method, args);
stack.next(method, resourceInstance);
}
@Override
public boolean accepts(ResourceMethod method) {
return !method.getResource().getType().isAnnotationPresent(Open.class)
&& !method.containsAnnotation(Open.class);
}
/**
* Aceita todos os métodos que os seus parâmetros contenham uma anotação.
*
* @param method
* @return
*/
public boolean accepts(ResourceMethod method) {
return any(asList(method.getMethod().getParameterAnnotations()), hasLoadAnnotation());
}
public boolean accepts(ResourceMethod method) {
return method.containsAnnotation(Consumes.class);
}
@Override
public boolean accepts(ResourceMethod method) {
return !usuario.isLogado() && method.containsAnnotation(Restrito.class);
}
public boolean accepts(ResourceMethod method) {
return !(method.getMethod().isAnnotationPresent(Public.class)
|| method.getResource().getType().isAnnotationPresent(Public.class));
// return false;
}
