package com.avaje.tests.model.basic; import java.util.Set; import javax.persistence.CascadeType; import javax.persistence.Entity; import javax.persistence.OneToMany; @Entity public class AttributeHolder extends BasicDomain{ private static final long serialVersionUID = 1L; @OneToMany(mappedBy="attributeHolder", cascade={CascadeType.PERSIST}) private Set attributes;// = new HashSet(); public Set getAttributes() { return attributes; } public void setAttributes(Set attributes) { this.attributes = attributes; } public void add(Attribute attribute){ getAttributes().add(attribute); attribute.setAttributeHolder(this); } }