| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| GroupMembershipTable |
|
| 2.0;2 |
| 1 | /* | |
| 2 | * $Source$ | |
| 3 | * $Revision$ | |
| 4 | * | |
| 5 | * Copyright (C) 2000 William Chesters | |
| 6 | * | |
| 7 | * Part of Melati (http://melati.org), a framework for the rapid | |
| 8 | * development of clean, maintainable web applications. | |
| 9 | * | |
| 10 | * Melati is free software; Permission is granted to copy, distribute | |
| 11 | * and/or modify this software under the terms either: | |
| 12 | * | |
| 13 | * a) the GNU General Public License as published by the Free Software | |
| 14 | * Foundation; either version 2 of the License, or (at your option) | |
| 15 | * any later version, | |
| 16 | * | |
| 17 | * or | |
| 18 | * | |
| 19 | * b) any version of the Melati Software License, as published | |
| 20 | * at http://melati.org | |
| 21 | * | |
| 22 | * You should have received a copy of the GNU General Public License and | |
| 23 | * the Melati Software License along with this program; | |
| 24 | * if not, write to the Free Software Foundation, Inc., | |
| 25 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the | |
| 26 | * GNU General Public License and visit http://melati.org to obtain the | |
| 27 | * Melati Software License. | |
| 28 | * | |
| 29 | * Feel free to contact the Developers of Melati (http://melati.org), | |
| 30 | * if you would like to work out a different arrangement than the options | |
| 31 | * outlined here. It is our intention to allow Melati to be used by as | |
| 32 | * wide an audience as possible. | |
| 33 | * | |
| 34 | * This program is distributed in the hope that it will be useful, | |
| 35 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 36 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 37 | * GNU General Public License for more details. | |
| 38 | * | |
| 39 | * Contact details for copyright holder: | |
| 40 | * | |
| 41 | * William Chesters <williamc@paneris.org> | |
| 42 | * http://paneris.org/~williamc | |
| 43 | * Obrechtstraat 114, 2517VX Den Haag, The Netherlands | |
| 44 | */ | |
| 45 | ||
| 46 | package org.melati.poem; | |
| 47 | ||
| 48 | import java.util.Enumeration; | |
| 49 | ||
| 50 | import org.melati.poem.generated.GroupMembershipTableBase; | |
| 51 | ||
| 52 | /** | |
| 53 | * The {@link Table} of {@link GroupMembership}s. | |
| 54 | * | |
| 55 | * Every Melati DB has this table. | |
| 56 | * This table will contain at least the tuple | |
| 57 | * <code>_administrator_</code>:<code>Melati database administrators</code>. | |
| 58 | * | |
| 59 | * Melati POEM generated, programmer modifiable stub | |
| 60 | * for a <code>GroupMembershipTable</code> object. | |
| 61 | * <p> | |
| 62 | * Description: | |
| 63 | * A record that a given user is a member of a given group. | |
| 64 | * </p> | |
| 65 | * | |
| 66 | * | |
| 67 | * <table> | |
| 68 | * <caption> | |
| 69 | * Field summary for SQL table <code>GroupMembership</code> | |
| 70 | * </caption> | |
| 71 | * <tr><th>Name</th><th>Type</th><th>Description</th></tr> | |
| 72 | * <tr><td> id </td><td> Integer </td><td> The Table Row Object ID </td></tr> | |
| 73 | * <tr><td> user </td><td> User </td><td> The user who belongs to the group | |
| 74 | * </td></tr> | |
| 75 | * <tr><td> group </td><td> Group </td><td> The group to which the user | |
| 76 | * belongs </td></tr> | |
| 77 | * </table> | |
| 78 | * | |
| 79 | * See org.melati.poem.prepro.TableDef#generateTableMainJava | |
| 80 | */ | |
| 81 | ||
| 82 | public class GroupMembershipTable<T extends GroupMembership> extends GroupMembershipTableBase<T> { | |
| 83 | ||
| 84 | /** | |
| 85 | * Constructor. | |
| 86 | * | |
| 87 | * See org.melati.poem.prepro.TableDef#generateTableMainJava | |
| 88 | * @param database the POEM database we are using | |
| 89 | * @param name the name of this <code>Table</code> | |
| 90 | * @param definitionSource which definition is being used | |
| 91 | * @throws PoemException if anything goes wrong | |
| 92 | */ | |
| 93 | public GroupMembershipTable( | |
| 94 | Database database, String name, | |
| 95 | DefinitionSource definitionSource) throws PoemException { | |
| 96 | 64 | super(database, name, definitionSource); |
| 97 | 64 | } |
| 98 | ||
| 99 | // programmer's domain-specific code here | |
| 100 | ||
| 101 | public void postInitialise() { | |
| 102 | 41 | super.postInitialise(); |
| 103 | ||
| 104 | 41 | Database d = getDatabase(); |
| 105 | 41 | GroupMembership admin = (GroupMembership)newPersistent(); |
| 106 | 41 | admin.setUser(d.getUserTable().administratorUser()); |
| 107 | 41 | admin.setGroup(d.getGroupTable().administratorsGroup()); |
| 108 | 41 | if (!exists(admin)) |
| 109 | 20 | create(admin); |
| 110 | 41 | } |
| 111 | /** | |
| 112 | * Make sure that a record exists. | |
| 113 | * | |
| 114 | * @return the existing or newly created {@link GroupMembership} | |
| 115 | */ | |
| 116 | public GroupMembership ensure(Group group, User user) { | |
| 117 | 0 | GroupMembership p = (GroupMembership)newPersistent(); |
| 118 | 0 | p.setGroup(group); |
| 119 | 0 | p.setUser(user); |
| 120 | 0 | Enumeration<T> them = selection(p); |
| 121 | 0 | if (them.hasMoreElements()) |
| 122 | 0 | return them.nextElement(); |
| 123 | else { | |
| 124 | 0 | p.makePersistent(); |
| 125 | 0 | return p; |
| 126 | } | |
| 127 | } | |
| 128 | ||
| 129 | ||
| 130 | } |