FacesConverter forClass doesn't work with Composite Component - jsf-2

Question

I've got a simple composite component which has to render a inputText. When a put the value and press commandButton the follow exception is throw:
java.lang.IllegalArgumentException: Cannot convert 1 of type class java.lang.String to class sample.entity.Product
When i use h:inputText instead d:myInputText it's work fine.
Is possible use a FacesConverter and attribute forClass for composite component? I do not like to use converter attribute or converterId of tag f:converter.
Anybody help me?
Page code:
<h:form>
<h:messages />
Product Id: <h:myInputText value="#{productController.product}"/>
<h:commandButton value="Submit" action="#{productController.someAction()}" />
Product Description: <h:outputText value="#{productController.product.description}"/>
</h:form>
Composite code:
<composite:interface>
<composite:attribute name="value"/>
<composite:editableValueHolder name="value" targets="#{cc.clientId}:value"/>
</composite:interface>
<composite:implementation>
<div id="#{cc.clientId}">
<h:inputText id="value" value="#{cc.attrs.value}"/>
<h:message for="#{cc.clientId}:value" />
</div>
</composite:implementation>
ManagedBean code:
#Named("productController")
#RequestScoped
public class ProductController {
private Product product;
public Product getProduct() {
if (product == null) {
product = new Product();
}
return product;
}
public void setProduct(Product product) {
this.product = product;
}
public void someAction() {
System.out.println("Product " + product);
}
}
Converter code:
#FacesConverter(forClass = Product.class)
public class ProductConverter implements Converter {
#Override
public Object getAsObject(FacesContext fc, UIComponent uic, String value) {
System.out.println("[DEBUG] getAsObject: " + value);
if (value == null || "".equals(value)) {
return null;
}
//TODO: some logic to get entity from database.
return new Product(new Long(value));
}
#Override
public String getAsString(FacesContext fc, UIComponent uic, Object o) {
System.out.println("[DEBUG] getAsString: " + o);
if (o == null) {
return null;
}
return String.valueOf(((Product) o).getId());
}
}
Entity code:
public class Product {
private Long id;
private String description;
public Product() {
}
public Product(Long id) {
this.id = id;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
#Override
public int hashCode() {
int hash = 7;
hash = 29 * hash + (this.id != null ? this.id.hashCode() : 0);
return hash;
}
#Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final Product other = (Product) obj;
if (this.id != other.id && (this.id == null || !this.id.equals(other.id))) {
return false;
}
return true;
}
#Override
public String toString() {
return "Product{" + "id=" + id + '}';
}
}
I use Mojarra 2.1.14, Glassfish 3.1 and CDI.
Best regards.

Answer 1

I was able to reproduce it in Mojarra 2.1.14. This is a bug in Mojarra. It works fine in MyFaces 2.1.9. I've reported it to Mojarra guys as issue 2568. In the meanwhile, there's not really another option than explicitly specifying a <f:converter for> in the client or moving to MyFaces (which has its own set of specific quirks/issues as well though).