001    /****************************************************************
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004     * distributed with this work for additional information        *
005     * regarding copyright ownership.  The ASF licenses this file   *
006     * to you under the Apache License, Version 2.0 (the            *
007     * "License"); you may not use this file except in compliance   *
008     * with the License.  You may obtain a copy of the License at   *
009     *                                                              *
010     *   http://www.apache.org/licenses/LICENSE-2.0                 *
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014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
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017     * under the License.                                           *
018     ****************************************************************/
019    package org.apache.james.domainlist.jpa.model;
020    
021    import javax.persistence.Column;
022    import javax.persistence.Entity;
023    import javax.persistence.Id;
024    import javax.persistence.NamedQueries;
025    import javax.persistence.NamedQuery;
026    import javax.persistence.Table;
027    
028    /**
029     * Domain class for the James Domain to be used for JPA persistence.
030     */
031    @Entity(name = "JamesDomain")
032    @Table(name = "JAMES_DOMAIN")
033    @NamedQueries({ 
034        @NamedQuery(name = "findDomainByName", query = "SELECT domain FROM JamesDomain domain WHERE domain.name=:name"), 
035        @NamedQuery(name = "containsDomain", query = "SELECT COUNT(domain) FROM JamesDomain domain WHERE domain.name=:name"),
036        @NamedQuery(name = "listDomainNames", query = "SELECT domain.name FROM JamesDomain domain"), 
037        @NamedQuery(name = "deleteDomainByName", query = "DELETE FROM JamesDomain domain WHERE domain.name=:name") })
038    public class JPADomain {
039    
040        /**
041         * The name of the domain. column name is chosen to be compatible with the
042         * JDBCDomainList.
043         */
044        @Id
045        @Column(name = "DOMAIN_NAME", nullable = false, length = 100)
046        private String name;
047        
048        /**
049         * Default no-args constructor to avoid warning during JPA class enhancement.
050         * Do not us this.
051         */
052        @SuppressWarnings(value = "unused" )
053        private JPADomain() {
054        }
055    
056        /**
057         * Use this simple constructor to create a new Domain.
058         * 
059         * @param name
060         *            the name of the Domain
061         */
062        public JPADomain(String name) {
063            this.name = name;
064        }
065    
066    }