problem with s:convertEntity and h:selectManyListbox
vitalik Apr 4, 2007 3:23 PMI have trouble with <s:convertEntity/>. On my display appear error message: "Conversion Error setting value '1 2' for '#{resourceCatalog.resources}'."
My env:
JBoss 4.0.5
JBoss Seam 1.2.1.GA
Sun RI 1.2_04
I have two entity bean: Resource and ResourceCatalog:
@javax.persistence.Entity
@javax.persistence.Table(name = "RESOURCE_CATALOG")
@javax.persistence.NamedQuery(name = "ResourceCatalog.findAll", query = "select resourceCatalog from ResourceCatalog AS resourceCatalog")
public class ResourceCatalog
implements java.io.Serializable, Comparable<ResourceCatalog>
{
private static final long serialVersionUID = 4982628439420436925L;
// ----------- Attribute Definitions ------------
private java.lang.String name;
private java.lang.String description;
private java.lang.Long id;
// --------- Relationship Definitions -----------
private java.util.Set<my.model.resource.Resource> resources = new java.util.TreeSet<my.model.Resource>();
@javax.persistence.Column(name = "NAME", nullable = false, insertable = true, updatable = true)
public java.lang.String getName()
{
return name;
}
public void setName(java.lang.String value)
{
this.name = value;
}
@javax.persistence.Column(name = "DESCRIPTION", nullable = false, insertable = true, updatable = true)
public java.lang.String getDescription()
{
return description;
}
public void setDescription(java.lang.String value)
{
this.description = value;
}
@javax.persistence.Id
@javax.persistence.GeneratedValue(strategy = javax.persistence.GenerationType.AUTO)
@javax.persistence.Column(name = "ID", nullable = false, insertable = true, updatable = true)
public java.lang.Long getId()
{
return id;
}
public void setId(java.lang.Long value)
{
this.id = value;
}
@javax.persistence.ManyToMany()
@javax.persistence.JoinTable
(
name = "RESOURCE_CATALOGS2RESOURCES",
joinColumns = {@javax.persistence.JoinColumn(name = "RESOURCE_CATALOG_IDC", referencedColumnName = "ID")},
inverseJoinColumns = {@javax.persistence.JoinColumn(name = "RESOURCE_IDC", referencedColumnName = "ID")}
)
public java.util.Set<my.model.resource.Resource> getResources()
{
return this.resources;
}
/**
* Set the resources
*
* @param resources
*/
public void setResources (my.model.resource.Resource> resources)
{
this.resources = resources;
}
......................
}
@javax.persistence.Entity
@javax.persistence.Table(name = "RESOURCE")
@javax.persistence.Inheritance(strategy = javax.persistence.InheritanceType.JOINED)
@javax.persistence.NamedQuery(name = "Resource.findAll", query = "select resource from Resource AS resource")
public class Resource
implements java.io.Serializable, Comparable<Resource>
{
private static final long serialVersionUID = 265906204510520252L;
private java.lang.String name;
private java.lang.String description;
private java.lang.Long id;
private java.util.Set<my.model.ResourceCatalog> resourceCatalogs = new java.util.TreeSet<my.model.ResourceCatalog>();
@javax.persistence.Column(name = "NAME", nullable = false, insertable = true, updatable = true)
public java.lang.String getName()
{
return name;
}
public void setName(java.lang.String value)
{
this.name = value;
}
@javax.persistence.Column(name = "DESCRIPTION", nullable = false, insertable = true, updatable = true)
public java.lang.String getDescription()
{
return description;
}
public void setDescription(java.lang.String value)
{
this.description = value;
}
@javax.persistence.Id
@javax.persistence.GeneratedValue(strategy = javax.persistence.GenerationType.AUTO)
@javax.persistence.Column(name = "ID", nullable = false, insertable = true, updatable = true)
public java.lang.Long getId()
{
return id;
}
public void setId(java.lang.Long value)
{
this.id = value;
}
@javax.persistence.ManyToMany(mappedBy = "resources")
public java.util.Set<my.model.resource.ResourceCatalog> getResourceCatalogs()
{
return this.resourceCatalogs;
}
public void setResourceCatalogs (java.util.Set<my.model.resource.ResourceCatalog> resourceCatalogs)
{
this.resourceCatalogs = resourceCatalogs;
}
.................................
}
Snippet from components.xml:
<factory name="resource" value="#{resourceHome.instance}" />
<fwk:entity-home name="resourceHome"
entity-class="my.model.resource.Resource"
entity-manager="#{entityManager}">
</fwk:entity-home>
<fwk:entity-query name="resourceCollection" ejbql="from Resource" />
<factory name="resourceCatalog" value="#{resourceCatalogHome.instance}" />
<fwk:entity-home name="resourceCatalogHome"
entity-class="my.model.resource.ResourceCatalog"
entity-manager="#{entityManager}">
</fwk:entity-home>
<fwk:entity-query name="resourceCatalogCollection" ejbql="from ResourceCatalog" />
Snippet from edit page:
<h:selectManyListbox value="#{resourceCatalog.resources}">
<s:selectItems var="field" label="#{field.name}" value="#{resourceCollection.resultList}" />
<s:convertEntity/>
</h:selectManyListbox>
I get validation error message when i try submit entity ResourceCatalog.
I start seam-ui from examples folders on my system configuration and it start successful. I do not see different between these applications.
Also, I have success result when I use h:selectOneMenu and ManyToOne association.
Please, help me :(