package com.yourcompany.babydatenbank.model; import javax.persistence.*; import org.openxava.annotations.*; import org.hibernate.annotations.GenericGenerator; @Entity public class Size { @Id @Hidden @GeneratedValue(generator="system-uuid2") // Universally Unique Identifier (1) @GenericGenerator(name="system-uuid2", strategy = "uuid2") @Column(length=36) private String oid; @Column(length=20) private String description; public String getDescription() { return description; } public void setDescription(String description) { this.description = description; } public String getOid() { return oid; } public void setOid(String oid) { this.oid = oid; } }