root/trunk/cdmlib/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/common/GrantedAuthorityImpl.java

/**
 * Copyright (C) 2007 EDIT
 * European Distributed Institute of Taxonomy 
 * http://www.e-taxonomy.eu
 * 
 * The contents of this file are subject to the Mozilla Public License Version 1.1
 * See LICENSE.TXT at the top of this package for the full license terms.
 */

package eu.etaxonomy.cdm.model.common;

import javax.persistence.Entity;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlType;

import org.apache.log4j.Logger;
import org.hibernate.annotations.NaturalId;
import org.springframework.security.core.GrantedAuthority;

@XmlAccessorType(XmlAccessType.FIELD)
@XmlType(name = "GrantedAuthority", propOrder = { "authority" })
@XmlRootElement(name = "Group")
@Entity
public class GrantedAuthorityImpl extends CdmBase implements GrantedAuthority {
        private static final long serialVersionUID = 2651969425860655040L;
        private static final Logger logger = Logger
                        .getLogger(GrantedAuthority.class);

        @XmlElement(name = "Authority")
        @NaturalId
        private String authority;

        protected GrantedAuthorityImpl() {
                super();
        }

        public static GrantedAuthorityImpl NewInstance() {
                return new GrantedAuthorityImpl();
        }

        public String getAuthority() {
                return authority;
        }

        public void setAuthority(String authority) {
                this.authority = authority;
        }

        public int compareTo(Object o) {
                if (o instanceof GrantedAuthority) {
                        return this.authority.compareTo(((GrantedAuthority) o)
                                        .getAuthority());
                }
                return 0;
        }

        // *********** CLONE **********************************/

        /**
         * Clones <i>this</i> Granted Authority. This is a shortcut that enables to
         * create a new instance that differs only slightly from <i>this</i> Granted
         * Authority by modifying only some of the attributes.<BR>
         * 
         * 
         * 
         * @see eu.etaxonomy.cdm.model.common.CdmBase#clone()
         * @see java.lang.Object#clone()
         */
        @Override
        public Object clone() {
                GrantedAuthority result;
                try {
                        result = (GrantedAuthority) super.clone();
                        // no changes to authority
                        return result;
                } catch (CloneNotSupportedException e) {
                        logger.warn("Object does not implement cloneable");
                        e.printStackTrace();
                        return null;
                }
        }
}