Rev 1011 | Rev 1016 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
924 | dev | 1 | package ak.hostadmiral.core.model; |
919 | dev | 2 | |
3 | import java.util.*; |
||
4 | import net.sf.hibernate.*; |
||
923 | dev | 5 | import net.sf.hibernate.type.Type; |
924 | dev | 6 | import ak.hostadmiral.util.HibernateUtil; |
7 | import ak.hostadmiral.util.ModelException; |
||
8 | import ak.hostadmiral.util.ModelSecurityException; |
||
919 | dev | 9 | |
10 | public class InetDomainManager |
||
1014 | dev | 11 | implements |
12 | UserBeforeDeleteListener, |
||
13 | UserDeletingListener |
||
919 | dev | 14 | { |
946 | dev | 15 | private static InetDomainManager inetDomainManager = null; |
919 | dev | 16 | private static boolean registered = false; |
946 | dev | 17 | |
18 | public static InetDomainManager getInstance() |
||
19 | { |
||
20 | return inetDomainManager; |
||
21 | } |
||
22 | |||
919 | dev | 23 | protected static void register() |
24 | { |
||
25 | synchronized(InetDomainManager.class) { |
||
26 | if(registered) return; |
||
27 | |||
28 | registered = true; |
||
29 | try { |
||
30 | HibernateUtil.getConfiguration().addResource( |
||
950 | dev | 31 | "ak/hostadmiral/core/model/InetDomain.hbm.xml"); |
946 | dev | 32 | |
33 | inetDomainManager = new InetDomainManager(); |
||
919 | dev | 34 | } |
35 | catch(Exception ex) { |
||
36 | ex.printStackTrace(); |
||
37 | throw new RuntimeException(ex.getMessage()); |
||
38 | } |
||
39 | } |
||
40 | } |
||
41 | |||
42 | static { |
||
43 | register(); |
||
44 | } |
||
45 | |||
1011 | dev | 46 | private Collection createdListeners = new ArrayList(); |
47 | private Collection modifiedListeners = new ArrayList(); |
||
949 | dev | 48 | private Collection beforeDeleteListeners = new ArrayList(); |
1014 | dev | 49 | private Collection deletingListeners = new ArrayList(); |
1011 | dev | 50 | private Collection deletedListeners = new ArrayList(); |
949 | dev | 51 | |
919 | dev | 52 | private InetDomainManager() |
53 | { |
||
946 | dev | 54 | UserManager.getInstance().addBeforeDeleteListener(this); |
1014 | dev | 55 | UserManager.getInstance().addDeletingListener(this); |
919 | dev | 56 | } |
57 | |||
58 | public InetDomain create(User editor) |
||
59 | throws ModelException |
||
60 | { |
||
61 | if(!allowedToCreate(editor)) throw new ModelSecurityException(); |
||
62 | |||
63 | return new InetDomain(); |
||
64 | } |
||
65 | |||
66 | public boolean allowedToCreate(User editor) |
||
67 | throws ModelException |
||
68 | { |
||
921 | dev | 69 | return InetDomain.allowedToCreate(this, editor); |
919 | dev | 70 | } |
71 | |||
72 | public InetDomain get(User editor, Long id) |
||
73 | throws ModelException |
||
74 | { |
||
75 | InetDomain domain; |
||
76 | |||
77 | try { |
||
78 | domain = (InetDomain)HibernateUtil.currentSession().load( |
||
79 | InetDomain.class, id); |
||
80 | } |
||
81 | catch(HibernateException ex) |
||
82 | { |
||
83 | throw new ModelException(ex); |
||
84 | } |
||
85 | |||
86 | if(!domain.viewableBy(editor)) |
||
87 | throw new ModelSecurityException(); |
||
88 | |||
89 | return domain; |
||
90 | } |
||
91 | |||
923 | dev | 92 | public boolean nameExists(User editor, InetDomain domain, String name) |
93 | throws ModelException |
||
94 | { |
||
95 | try { |
||
96 | if(domain.getId() == null) |
||
97 | return ((Integer)HibernateUtil.currentSession().iterate( |
||
98 | "select count(*) from InetDomain d where name = ?", |
||
99 | name, Hibernate.STRING) |
||
100 | .next()).intValue() > 0; |
||
101 | else |
||
102 | return ((Integer)HibernateUtil.currentSession().iterate( |
||
103 | "select count(*) from InetDomain d where name = ? and d != ?", |
||
104 | new Object[] { name, domain }, |
||
105 | new Type[] { Hibernate.STRING, Hibernate.entity(InetDomain.class) } ) |
||
106 | .next()).intValue() > 0; |
||
107 | } |
||
108 | catch(HibernateException ex) |
||
109 | { |
||
110 | throw new ModelException(ex); |
||
111 | } |
||
112 | } |
||
113 | |||
919 | dev | 114 | protected InetDomain findForName(String name) |
115 | throws ModelException |
||
116 | { |
||
117 | try { |
||
118 | List list = HibernateUtil.currentSession().find( |
||
119 | "from InetDomain where name=?", name, Hibernate.STRING); |
||
120 | |||
121 | if(list.size() == 0) |
||
122 | return null; |
||
123 | else |
||
124 | return (InetDomain)list.get(0); |
||
125 | } |
||
126 | catch(HibernateException ex) |
||
127 | { |
||
128 | throw new ModelException(ex); |
||
129 | } |
||
130 | } |
||
131 | |||
946 | dev | 132 | public void save(User editor, InetDomain domain) |
919 | dev | 133 | throws ModelException |
134 | { |
||
946 | dev | 135 | if(!domain.editableBy(editor)) |
919 | dev | 136 | throw new ModelSecurityException(); |
137 | |||
1011 | dev | 138 | boolean isNew = domain.isNew(); |
139 | |||
1010 | dev | 140 | //domain.setModUser(editor); // FIXME |
919 | dev | 141 | |
142 | try { |
||
946 | dev | 143 | HibernateUtil.currentSession().saveOrUpdate(domain); |
919 | dev | 144 | } |
145 | catch(HibernateException ex) |
||
146 | { |
||
147 | throw new ModelException(ex); |
||
148 | } |
||
1011 | dev | 149 | |
150 | // inform listeners |
||
151 | if(isNew) { |
||
152 | for(Iterator i = createdListeners.iterator(); i.hasNext(); ) { |
||
153 | InetDomainCreatedListener listener = (InetDomainCreatedListener)i.next(); |
||
154 | listener.inetDomainCreated(editor, domain); |
||
155 | } |
||
156 | } |
||
157 | else { |
||
158 | InetDomain oldDomain = domain.getOrigin(); |
||
159 | if(oldDomain == null) oldDomain = domain; |
||
160 | for(Iterator i = modifiedListeners.iterator(); i.hasNext(); ) { |
||
161 | InetDomainModifiedListener listener = (InetDomainModifiedListener)i.next(); |
||
162 | listener.inetDomainModified(editor, domain, oldDomain); |
||
163 | } |
||
164 | } |
||
919 | dev | 165 | } |
166 | |||
1011 | dev | 167 | public void addCreatedListener(InetDomainCreatedListener listener) |
949 | dev | 168 | { |
1011 | dev | 169 | createdListeners.add(listener); |
170 | } |
||
171 | |||
172 | public void removeCreatedListener(InetDomainCreatedListener listener) |
||
173 | { |
||
174 | createdListeners.remove(listener); |
||
175 | } |
||
176 | |||
177 | public void addModifiedListener(InetDomainModifiedListener listener) |
||
178 | { |
||
179 | modifiedListeners.add(listener); |
||
180 | } |
||
181 | |||
182 | public void removeModifiedListener(InetDomainModifiedListener listener) |
||
183 | { |
||
184 | modifiedListeners.remove(listener); |
||
185 | } |
||
186 | |||
187 | public void addBeforeDeleteListener(InetDomainBeforeDeleteListener listener) |
||
188 | { |
||
949 | dev | 189 | beforeDeleteListeners.add(listener); |
190 | } |
||
191 | |||
1011 | dev | 192 | public void removeBeforeDeleteListener(InetDomainBeforeDeleteListener listener) |
949 | dev | 193 | { |
194 | beforeDeleteListeners.remove(listener); |
||
195 | } |
||
196 | |||
1014 | dev | 197 | public void addDeletingListener(InetDomainDeletingListener listener) |
198 | { |
||
199 | deletingListeners.add(listener); |
||
200 | } |
||
201 | |||
202 | public void removeDeletingListener(InetDomainDeletingListener listener) |
||
203 | { |
||
204 | deletingListeners.remove(listener); |
||
205 | } |
||
206 | |||
1011 | dev | 207 | public void addDeletedListener(InetDomainDeletedListener listener) |
208 | { |
||
209 | deletedListeners.add(listener); |
||
210 | } |
||
211 | |||
212 | public void removeDeletedListener(InetDomainDeletedListener listener) |
||
213 | { |
||
214 | deletedListeners.remove(listener); |
||
215 | } |
||
216 | |||
949 | dev | 217 | public Collection beforeDelete(User editor, InetDomain domain, Collection known) |
919 | dev | 218 | throws ModelException |
946 | dev | 219 | { |
220 | Collection cascade = new ArrayList(); |
||
949 | dev | 221 | |
946 | dev | 222 | for(Iterator i = beforeDeleteListeners.iterator(); i.hasNext(); ) { |
223 | InetDomainBeforeDeleteListener listener = (InetDomainBeforeDeleteListener)i.next(); |
||
949 | dev | 224 | Collection subcascade = listener.inetDomainBeforeDelete(editor, domain, known); |
946 | dev | 225 | if(subcascade != null) |
226 | cascade.addAll(subcascade); |
||
227 | } |
||
949 | dev | 228 | |
946 | dev | 229 | return cascade; |
230 | } |
||
231 | |||
232 | public void delete(User editor, InetDomain domain) |
||
233 | throws ModelException |
||
919 | dev | 234 | { |
1011 | dev | 235 | // check rights |
946 | dev | 236 | if(!domain.deleteableBy(editor)) |
919 | dev | 237 | throw new ModelSecurityException(); |
238 | |||
1014 | dev | 239 | // inform deleting listeners |
240 | for(Iterator i = deletingListeners.iterator(); i.hasNext(); ) { |
||
241 | InetDomainDeletingListener listener = (InetDomainDeletingListener)i.next(); |
||
242 | listener.inetDomainDeleting(editor, domain); |
||
243 | } |
||
244 | |||
1011 | dev | 245 | // backup copy |
246 | InetDomain oldDomain = new InetDomain(domain); |
||
247 | |||
248 | // delete it |
||
919 | dev | 249 | try { |
250 | |||
946 | dev | 251 | HibernateUtil.currentSession().delete(domain); |
919 | dev | 252 | } |
253 | catch(HibernateException ex) |
||
254 | { |
||
255 | throw new ModelException(ex); |
||
256 | } |
||
1011 | dev | 257 | |
1014 | dev | 258 | // inform deleted listeners |
1011 | dev | 259 | for(Iterator i = deletedListeners.iterator(); i.hasNext(); ) { |
260 | InetDomainDeletedListener listener = (InetDomainDeletedListener)i.next(); |
||
261 | listener.inetDomainDeleted(editor, oldDomain); |
||
262 | } |
||
919 | dev | 263 | } |
264 | |||
265 | public Collection listInetDomains(User editor) |
||
266 | throws ModelException |
||
267 | { |
||
268 | try { |
||
269 | if(editor.isSuperuser()) |
||
270 | return HibernateUtil.currentSession().find("from InetDomain"); |
||
271 | else |
||
272 | return HibernateUtil.currentSession().find( |
||
273 | "from InetDomain where owner=?", editor, Hibernate.entity(User.class)); |
||
274 | } |
||
275 | catch(HibernateException ex) |
||
276 | { |
||
277 | throw new ModelException(ex); |
||
278 | } |
||
279 | } |
||
280 | |||
281 | public boolean areInetDomainsAvailable(User editor) |
||
282 | throws ModelException |
||
283 | { |
||
284 | try { |
||
285 | if(editor.isSuperuser()) |
||
286 | return true; |
||
287 | else |
||
288 | return ((Integer)HibernateUtil.currentSession().iterate( |
||
289 | "select count(*) from InetDomain where owner=?", |
||
290 | editor, Hibernate.entity(User.class)).next()).intValue() > 0; |
||
291 | } |
||
292 | catch(HibernateException ex) |
||
293 | { |
||
294 | throw new ModelException(ex); |
||
295 | } |
||
296 | } |
||
297 | |||
949 | dev | 298 | public Collection userBeforeDelete(User editor, User user, Collection known) |
946 | dev | 299 | throws ModelException |
919 | dev | 300 | { |
946 | dev | 301 | Collection domains; |
919 | dev | 302 | |
946 | dev | 303 | try { |
304 | domains = HibernateUtil.currentSession().find( |
||
305 | "from InetDomain where owner = ?", |
||
949 | dev | 306 | user, Hibernate.entity(User.class) ); |
946 | dev | 307 | } |
308 | catch(HibernateException ex) |
||
309 | { |
||
310 | throw new ModelException(ex); |
||
311 | } |
||
312 | |||
313 | Collection cascade = new ArrayList(); |
||
314 | for(Iterator i = domains.iterator(); i.hasNext(); ) { |
||
315 | InetDomain d = (InetDomain)i.next(); |
||
316 | if(d.viewableBy(editor)) { |
||
317 | if(d.deleteableBy(editor)) |
||
318 | cascade.add(new CascadeDeleteElement(d, CascadeDeleteElement.DELETE, |
||
949 | dev | 319 | this.beforeDelete(editor, d, known))); |
946 | dev | 320 | else |
321 | cascade.add(new CascadeDeleteElement(d, CascadeDeleteElement.FORBIDDEN, null)); |
||
322 | } |
||
323 | else { |
||
324 | cascade.add(new CascadeDeleteElement(InetDomain.createLimitedCopy(d), |
||
325 | CascadeDeleteElement.FORBIDDEN, null)); |
||
326 | } |
||
327 | } |
||
328 | |||
329 | return cascade; |
||
919 | dev | 330 | } |
331 | |||
1014 | dev | 332 | public void userDeleting(User editor, User user) |
333 | throws ModelException |
||
334 | { |
||
335 | Collection domains; |
||
336 | |||
337 | try { |
||
338 | domains = HibernateUtil.currentSession().find( |
||
339 | "from InetDomain where owner = ?", |
||
340 | user, Hibernate.entity(User.class) ); |
||
341 | } |
||
342 | catch(HibernateException ex) |
||
343 | { |
||
344 | throw new ModelException(ex); |
||
345 | } |
||
346 | |||
347 | for(Iterator i = domains.iterator(); i.hasNext(); ) { |
||
348 | delete(editor, (InetDomain)i.next()); |
||
349 | } |
||
350 | } |
||
351 | |||
919 | dev | 352 | public static final Comparator NAME_COMPARATOR = new NameComparator(); |
353 | |||
354 | private static class NameComparator |
||
355 | implements Comparator |
||
356 | { |
||
357 | public int compare(Object o1, Object o2) |
||
358 | { |
||
359 | if(!(o1 instanceof InetDomain) || !(o2 instanceof InetDomain)) |
||
360 | throw new ClassCastException("not a InetDomain"); |
||
361 | |||
362 | InetDomain a1 = (InetDomain)o1; |
||
363 | InetDomain a2 = (InetDomain)o2; |
||
364 | |||
365 | if(a1 == null && a2 == null) |
||
366 | return 0; |
||
367 | else if(a1 == null && a2 != null) |
||
368 | return -1; |
||
369 | else if(a1 != null && a2 == null) |
||
370 | return 1; |
||
371 | else |
||
372 | return a1.getName().compareToIgnoreCase(a2.getName()); |
||
373 | } |
||
374 | |||
375 | public boolean equals(Object obj) |
||
376 | { |
||
377 | return (obj instanceof NameComparator); |
||
378 | } |
||
379 | } |
||
380 | } |