package com.kulik.rolesMatrix; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.xml.bind.annotation.XmlElement; import javax.xml.bind.annotation.XmlRootElement; import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter; @XmlRootElement(name = "rolesMatrix") public class RoleMatrix { @XmlElement(name = "rolesList") @XmlJavaTypeAdapter(MatrixAdapter.class) public Map<Integer, List<String>> roles = new HashMap<Integer, List<String>>(0); }