root / web_client / src / gr / grnet / pithos / web / client / rest / resource / FileResource.java @ 6dd67d1c
History | View | Annotate | Download (10.3 kB)
1 |
/*
|
---|---|
2 |
* Copyright (c) 2011 Greek Research and Technology Network
|
3 |
*/
|
4 |
package gr.grnet.pithos.web.client.rest.resource; |
5 |
|
6 |
import java.util.ArrayList; |
7 |
import java.util.Date; |
8 |
import java.util.HashSet; |
9 |
import java.util.List; |
10 |
import java.util.Set; |
11 |
|
12 |
import com.google.gwt.core.client.GWT; |
13 |
import com.google.gwt.http.client.URL; |
14 |
import com.google.gwt.i18n.client.NumberFormat; |
15 |
import com.google.gwt.json.client.JSONArray; |
16 |
import com.google.gwt.json.client.JSONObject; |
17 |
import com.google.gwt.json.client.JSONParser; |
18 |
import com.google.gwt.json.client.JSONString; |
19 |
|
20 |
public class FileResource extends RestResource { |
21 |
|
22 |
public FileResource(String aUri) { |
23 |
super(aUri);
|
24 |
} |
25 |
|
26 |
String name;
|
27 |
|
28 |
String owner;
|
29 |
|
30 |
String createdBy;
|
31 |
|
32 |
String modifiedBy;
|
33 |
|
34 |
Date creationDate;
|
35 |
|
36 |
Date modificationDate;
|
37 |
|
38 |
String contentType;
|
39 |
|
40 |
Long contentLength;
|
41 |
|
42 |
boolean readForAll;
|
43 |
|
44 |
boolean versioned;
|
45 |
|
46 |
Integer version;
|
47 |
|
48 |
String etag;
|
49 |
|
50 |
boolean deleted = false; |
51 |
|
52 |
List<String> tags = new ArrayList<String>(); |
53 |
|
54 |
Set<PermissionHolder> permissions = new HashSet<PermissionHolder>(); |
55 |
|
56 |
String folderURI;
|
57 |
|
58 |
String path;
|
59 |
|
60 |
String folderName;
|
61 |
Boolean shared;
|
62 |
|
63 |
|
64 |
|
65 |
|
66 |
/**
|
67 |
* Modify the shared.
|
68 |
*
|
69 |
* @param _shared the shared to set
|
70 |
*/
|
71 |
public void setShared(Boolean _shared) { |
72 |
this.shared = _shared;
|
73 |
} |
74 |
|
75 |
/**
|
76 |
* Retrieve the folderName.
|
77 |
*
|
78 |
* @return the folderName
|
79 |
*/
|
80 |
public String getFolderName() { |
81 |
return folderName;
|
82 |
} |
83 |
|
84 |
/**
|
85 |
* Modify the folderName.
|
86 |
*
|
87 |
* @param aFolderName the folderName to set
|
88 |
*/
|
89 |
public void setFolderName(String aFolderName) { |
90 |
folderName = aFolderName; |
91 |
} |
92 |
|
93 |
/**
|
94 |
* Retrieve the path.
|
95 |
*
|
96 |
* @return the path
|
97 |
*/
|
98 |
public String getPath() { |
99 |
return path;
|
100 |
} |
101 |
|
102 |
/**
|
103 |
* Modify the path.
|
104 |
*
|
105 |
* @param aPath the path to set
|
106 |
*/
|
107 |
public void setPath(String aPath) { |
108 |
path = aPath; |
109 |
} |
110 |
|
111 |
/**
|
112 |
* Retrieve the name.
|
113 |
*
|
114 |
* @return the name
|
115 |
*/
|
116 |
@Override
|
117 |
public String getName() { |
118 |
return name;
|
119 |
} |
120 |
|
121 |
/**
|
122 |
* Modify the name.
|
123 |
*
|
124 |
* @param aName the name to set
|
125 |
*/
|
126 |
public void setName(String aName) { |
127 |
name = aName; |
128 |
} |
129 |
|
130 |
/**
|
131 |
* Retrieve the owner.
|
132 |
*
|
133 |
* @return the owner
|
134 |
*/
|
135 |
public String getOwner() { |
136 |
return owner;
|
137 |
} |
138 |
|
139 |
/**
|
140 |
* Modify the owner.
|
141 |
*
|
142 |
* @param newOwner the owner to set
|
143 |
*/
|
144 |
public void setOwner(String newOwner) { |
145 |
owner = newOwner; |
146 |
} |
147 |
|
148 |
/**
|
149 |
* Retrieve the createdBy.
|
150 |
*
|
151 |
* @return the createdBy
|
152 |
*/
|
153 |
public String getCreatedBy() { |
154 |
return createdBy;
|
155 |
} |
156 |
|
157 |
/**
|
158 |
* Modify the createdBy.
|
159 |
*
|
160 |
* @param aCreatedBy the createdBy to set
|
161 |
*/
|
162 |
public void setCreatedBy(String aCreatedBy) { |
163 |
createdBy = aCreatedBy; |
164 |
} |
165 |
|
166 |
/**
|
167 |
* Retrieve the modifiedBy.
|
168 |
*
|
169 |
* @return the modifiedBy
|
170 |
*/
|
171 |
public String getModifiedBy() { |
172 |
return modifiedBy;
|
173 |
} |
174 |
|
175 |
/**
|
176 |
* Modify the modifiedBy.
|
177 |
*
|
178 |
* @param aModifiedBy the modifiedBy to set
|
179 |
*/
|
180 |
public void setModifiedBy(String aModifiedBy) { |
181 |
modifiedBy = aModifiedBy; |
182 |
} |
183 |
|
184 |
/**
|
185 |
* Retrieve the creationDate.
|
186 |
*
|
187 |
* @return the creationDate
|
188 |
*/
|
189 |
public Date getCreationDate() { |
190 |
return creationDate;
|
191 |
} |
192 |
|
193 |
/**
|
194 |
* Modify the creationDate.
|
195 |
*
|
196 |
* @param aCreationDate the creationDate to set
|
197 |
*/
|
198 |
public void setCreationDate(Date aCreationDate) { |
199 |
creationDate = aCreationDate; |
200 |
} |
201 |
|
202 |
/**
|
203 |
* Retrieve the modificationDate.
|
204 |
*
|
205 |
* @return the modificationDate
|
206 |
*/
|
207 |
public Date getModificationDate() { |
208 |
return modificationDate;
|
209 |
} |
210 |
|
211 |
/**
|
212 |
* Modify the modificationDate.
|
213 |
*
|
214 |
* @param aModificationDate the modificationDate to set
|
215 |
*/
|
216 |
public void setModificationDate(Date aModificationDate) { |
217 |
modificationDate = aModificationDate; |
218 |
} |
219 |
|
220 |
/**
|
221 |
* Retrieve the contentType.
|
222 |
*
|
223 |
* @return the contentType
|
224 |
*/
|
225 |
public String getContentType() { |
226 |
return contentType;
|
227 |
} |
228 |
|
229 |
/**
|
230 |
* Modify the contentType.
|
231 |
*
|
232 |
* @param newContentType the contentType to set
|
233 |
*/
|
234 |
public void setContentType(String newContentType) { |
235 |
contentType = newContentType; |
236 |
} |
237 |
|
238 |
/**
|
239 |
* Retrieve the contentLength.
|
240 |
*
|
241 |
* @return the contentLength
|
242 |
*/
|
243 |
public Long getContentLength() { |
244 |
return contentLength;
|
245 |
} |
246 |
|
247 |
/**
|
248 |
* Modify the contentLength.
|
249 |
*
|
250 |
* @param newContentLength the contentLength to set
|
251 |
*/
|
252 |
public void setContentLength(Long newContentLength) { |
253 |
contentLength = newContentLength; |
254 |
} |
255 |
|
256 |
/**
|
257 |
* Retrieve the readForAll.
|
258 |
*
|
259 |
* @return the readForAll
|
260 |
*/
|
261 |
public boolean isReadForAll() { |
262 |
return readForAll;
|
263 |
} |
264 |
|
265 |
/**
|
266 |
* Modify the readForAll.
|
267 |
*
|
268 |
* @param newReadForAll the readForAll to set
|
269 |
*/
|
270 |
public void setReadForAll(boolean newReadForAll) { |
271 |
readForAll = newReadForAll; |
272 |
} |
273 |
|
274 |
/**
|
275 |
* Retrieve the versioned.
|
276 |
*
|
277 |
* @return the versioned
|
278 |
*/
|
279 |
public boolean isVersioned() { |
280 |
return versioned;
|
281 |
} |
282 |
|
283 |
/**
|
284 |
* Modify the versioned.
|
285 |
*
|
286 |
* @param newVersioned the versioned to set
|
287 |
*/
|
288 |
public void setVersioned(boolean newVersioned) { |
289 |
versioned = newVersioned; |
290 |
} |
291 |
|
292 |
/**
|
293 |
* Retrieve the version.
|
294 |
*
|
295 |
* @return the version
|
296 |
*/
|
297 |
public Integer getVersion() { |
298 |
return version;
|
299 |
} |
300 |
|
301 |
/**
|
302 |
* Modify the version.
|
303 |
*
|
304 |
* @param aVersion the version to set
|
305 |
*/
|
306 |
public void setVersion(Integer aVersion) { |
307 |
version = aVersion; |
308 |
} |
309 |
|
310 |
/**
|
311 |
* Retrieve the etag.
|
312 |
*
|
313 |
* @return the etag
|
314 |
*/
|
315 |
public String getEtag() { |
316 |
return etag;
|
317 |
} |
318 |
|
319 |
/**
|
320 |
* Modify the etag.
|
321 |
*
|
322 |
* @param anEtag the etag to set
|
323 |
*/
|
324 |
public void setEtag(String anEtag) { |
325 |
etag = anEtag; |
326 |
} |
327 |
|
328 |
/**
|
329 |
* Retrieve the tags.
|
330 |
*
|
331 |
* @return the tags
|
332 |
*/
|
333 |
public List<String> getTags() { |
334 |
return tags;
|
335 |
} |
336 |
|
337 |
/**
|
338 |
* Modify the tags.
|
339 |
*
|
340 |
* @param newTags the tags to set
|
341 |
*/
|
342 |
public void setTags(List<String> newTags) { |
343 |
tags = newTags; |
344 |
} |
345 |
|
346 |
/**
|
347 |
* Retrieve the permissions.
|
348 |
*
|
349 |
* @return the permissions
|
350 |
*/
|
351 |
public Set<PermissionHolder> getPermissions() { |
352 |
return permissions;
|
353 |
} |
354 |
|
355 |
/**
|
356 |
* Modify the permissions.
|
357 |
*
|
358 |
* @param newPermissions the permissions to set
|
359 |
*/
|
360 |
public void setPermissions(Set<PermissionHolder> newPermissions) { |
361 |
permissions = newPermissions; |
362 |
} |
363 |
|
364 |
/**
|
365 |
* Retrieve the deleted.
|
366 |
*
|
367 |
* @return the deleted
|
368 |
*/
|
369 |
public boolean isDeleted() { |
370 |
return deleted;
|
371 |
} |
372 |
|
373 |
/**
|
374 |
* Modify the deleted.
|
375 |
*
|
376 |
* @param newDeleted the deleted to set
|
377 |
*/
|
378 |
public void setDeleted(boolean newDeleted) { |
379 |
deleted = newDeleted; |
380 |
} |
381 |
|
382 |
/**
|
383 |
* Retrieve the folderURI.
|
384 |
*
|
385 |
* @return the folderURI
|
386 |
*/
|
387 |
public String getFolderURI() { |
388 |
return folderURI;
|
389 |
} |
390 |
|
391 |
/**
|
392 |
* Modify the folderURI.
|
393 |
*
|
394 |
* @param aFolderURI the folderURI to set
|
395 |
*/
|
396 |
public void setFolderURI(String aFolderURI) { |
397 |
folderURI = aFolderURI; |
398 |
} |
399 |
|
400 |
@Override
|
401 |
public void createFromJSON(String text) { |
402 |
JSONObject metadata = (JSONObject) JSONParser.parse(text); |
403 |
name = unmarshallString(metadata, "name");
|
404 |
name = URL.decodeComponent(name);
|
405 |
path = unmarshallString(metadata, "path");
|
406 |
path = URL.decodeComponent(path);
|
407 |
owner = unmarshallString(metadata, "owner");
|
408 |
contentType = unmarshallString(metadata, "content");
|
409 |
readForAll = unmarshallBoolean(metadata, "readForAll");
|
410 |
versioned = unmarshallBoolean(metadata, "versioned");
|
411 |
createdBy = unmarshallString(metadata, "createdBy");
|
412 |
modifiedBy = unmarshallString(metadata, "modifiedBy");
|
413 |
setShared(unmarshallBoolean(metadata, "shared"));
|
414 |
if (metadata.get("version") != null) |
415 |
version = new Integer(metadata.get("version").toString()); |
416 |
|
417 |
deleted = unmarshallBoolean(metadata, "deleted");
|
418 |
if (deleted)
|
419 |
GWT.log("FOUND A DELETED FILE:" + name, null); |
420 |
|
421 |
if (metadata.get("folder") != null) { |
422 |
JSONObject folder = metadata.get("folder").isObject();
|
423 |
folderURI = unmarshallString(folder, "uri");
|
424 |
folderName = unmarshallString(folder, "name");
|
425 |
if(folderName != null) |
426 |
folderName = URL.decodeComponent(folderName);
|
427 |
} |
428 |
|
429 |
if (metadata.get("permissions") != null) { |
430 |
JSONArray perm = metadata.get("permissions").isArray();
|
431 |
if (perm != null) |
432 |
for (int i = 0; i < perm.size(); i++) { |
433 |
JSONObject obj = perm.get(i).isObject(); |
434 |
if (obj != null) { |
435 |
PermissionHolder permission = new PermissionHolder();
|
436 |
if (obj.get("user") != null) |
437 |
permission.setUser(unmarshallString(obj, "user"));
|
438 |
if (obj.get("group") != null) { |
439 |
String group = unmarshallString(obj, "group"); |
440 |
group = URL.decodeComponent(group);
|
441 |
permission.setGroup(group); |
442 |
} |
443 |
permission.setRead(unmarshallBoolean(obj, "read"));
|
444 |
permission.setWrite(unmarshallBoolean(obj, "write"));
|
445 |
permission.setModifyACL(unmarshallBoolean(obj, "modifyACL"));
|
446 |
permissions.add(permission); |
447 |
} |
448 |
} |
449 |
|
450 |
} |
451 |
if (metadata.get("tags") != null) { |
452 |
JSONArray perm = metadata.get("tags").isArray();
|
453 |
if (perm != null) |
454 |
for (int i = 0; i < perm.size(); i++) { |
455 |
JSONString obj = perm.get(i).isString(); |
456 |
if(obj != null) |
457 |
tags.add(URL.decodeComponent(obj.stringValue()));
|
458 |
} |
459 |
} |
460 |
if (metadata.get("creationDate") != null) |
461 |
creationDate = new Date(new Long(metadata.get("creationDate").toString())); |
462 |
if (metadata.get("modificationDate") != null) |
463 |
modificationDate = new Date(new Long(metadata.get("modificationDate").toString())); |
464 |
if (metadata.get("size") != null) |
465 |
contentLength = Long.parseLong(metadata.get("size").toString()); |
466 |
} |
467 |
|
468 |
/**
|
469 |
* Return the file size in a humanly readable form, using SI units to denote
|
470 |
* size information, e.g. 1 KB = 1000 B (bytes).
|
471 |
*
|
472 |
* @return the fileSize
|
473 |
*/
|
474 |
public String getFileSizeAsString() { |
475 |
return getFileSizeAsString(contentLength);
|
476 |
} |
477 |
|
478 |
/**
|
479 |
* Return the given size in a humanly readable form, using SI units to denote
|
480 |
* size information, e.g. 1 KB = 1000 B (bytes).
|
481 |
*
|
482 |
* @param size in bytes
|
483 |
* @return the size in human readable string
|
484 |
*/
|
485 |
public static String getFileSizeAsString(long size) { |
486 |
if (size < 1024) |
487 |
return String.valueOf(size) + " B"; |
488 |
else if (size < 1024 * 1024) |
489 |
return getSize(size, 1024D) + " KB"; |
490 |
else if (size < 1024 * 1024 * 1024) |
491 |
return getSize(size, (1024D * 1024D)) + " MB"; |
492 |
return getSize(size, (1024D * 1024D * 1024D)) + " GB"; |
493 |
} |
494 |
|
495 |
private static String getSize(Long size, Double division) { |
496 |
Double res = Double.valueOf(size.toString()) / division; |
497 |
NumberFormat nf = NumberFormat.getFormat("######.#"); |
498 |
return nf.format(res);
|
499 |
} |
500 |
|
501 |
public boolean isShared(){ |
502 |
return shared;
|
503 |
} |
504 |
|
505 |
public boolean isShared(String ownerUser){ |
506 |
GWT.log("OWNER USER:"+ownerUser, null); |
507 |
if (isReadForAll())
|
508 |
return true; |
509 |
if(permissions != null) |
510 |
for(PermissionHolder perm : permissions){
|
511 |
if(perm.getUser() != null && !ownerUser.equals(perm.getUser())) |
512 |
return true; |
513 |
if(perm.getGroup() != null) |
514 |
return true; |
515 |
} |
516 |
return false; |
517 |
} |
518 |
|
519 |
@Override
|
520 |
public String getLastModifiedSince() { |
521 |
if(modificationDate != null) |
522 |
return getDate(modificationDate.getTime());
|
523 |
return null; |
524 |
} |
525 |
} |
526 |
|