Mercurial > hg > AnnotationManagerN4J

annotate src/main/java/de/mpiwg/itgroup/annotations/restlet/annotations_ui/GroupResource.java @ 23:d22d01ba953a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
reorganised code for annotations and groups ui. work in progress.
author casties
date Sat, 22 Sep 2012 20:12:18 +0200
parents
children e208a7b1a37a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
23
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
1 /**
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
2 *
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
3 */
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
4 package de.mpiwg.itgroup.annotations.restlet.annotations_ui;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
5
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
6 import org.apache.log4j.Logger;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
7 import org.restlet.data.Form;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
8 import org.restlet.data.MediaType;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
9 import org.restlet.data.Reference;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
10 import org.restlet.data.Status;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
11 import org.restlet.representation.Representation;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
12 import org.restlet.representation.StringRepresentation;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
13 import org.restlet.resource.Get;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
14 import org.restlet.resource.Post;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
15 import org.restlet.resource.ServerResource;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
16
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
17 import de.mpiwg.itgroup.annotations.Actor;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
18 import de.mpiwg.itgroup.annotations.Group;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
19 import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
20 import de.mpiwg.itgroup.annotations.restlet.BaseRestlet;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
21
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
22 /**
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
23 * Resource class for a single group.
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
24 *
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
25 * @author casties
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
26 *
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
27 */
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
28 public class GroupResource extends ServerResource {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
29
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
30 public static Logger logger = Logger.getLogger(GroupResource.class);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
31
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
32 private AnnotationStore store;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
33
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
34 /**
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
35 * GET with HTML content type. Shows the group.
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
36 *
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
37 * @param entity
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
38 * @return
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
39 */
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
40 @Get("html")
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
41 public Representation doGetHTML(Representation entity) {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
42 // id from URI /annotations/groups/{id}
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
43 String id = (String) getRequest().getAttributes().get("id");
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
44 logger.debug("group-id=" + id);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
45 if (id == null || id.isEmpty()) {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
46 // invalid id
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
47 setStatus(Status.CLIENT_ERROR_BAD_REQUEST);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
48 return null;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
49 }
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
50 String result = null;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
51 store = getAnnotationStore();
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
52 Reference groupsUrl = this.getReference().getParentRef();
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
53 result = "<html><body>\n<h1>Group</h1>\n";
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
54 result += String.format("<p><a href=\"%s\">All groups</a></p>", groupsUrl);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
55 Group group = new Group(id);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
56 group = (Group) store.getActor(group);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
57 result += "<table>";
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
58 result += String.format("<tr><td><b>id</b></td><td>%s</td></tr>\n", group.getId());
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
59 result += String.format("<tr><td><b>name</b></td><td>%s</td></tr>\n", group.getName());
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
60 result += String.format("<tr><td><b>uri</b></td><td>%s</td></tr>\n", group.getUri());
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
61 result += String.format("<tr><td><b>members</b></td><td><a href=\"%s\">view members</a></td></tr>\n", this.getReference()
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
62 .addSegment("members"));
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
63 result += "</table>\n</body>\n</html>";
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
64
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
65 logger.debug("sending:");
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
66 logger.debug(result);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
67 return new StringRepresentation(result, MediaType.TEXT_HTML);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
68 }
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
69
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
70 /**
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
71 * POST creates a new Group.
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
72 *
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
73 * @return
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
74 */
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
75 @Post
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
76 public Representation doPost(Representation entity) {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
77 logger.debug("AnnotationsUiGroup doPost!");
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
78 // TODO: do authentication
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
79 Form form = new Form(entity);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
80 String id = form.getFirstValue("id");
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
81 String name = form.getFirstValue("name");
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
82 if (id == null || id.isEmpty()) {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
83 // invalid id
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
84 setStatus(Status.CLIENT_ERROR_BAD_REQUEST);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
85 return null;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
86 }
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
87 String gid = null;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
88 Group newGroup = new Group(gid, null, name);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
89 store = getAnnotationStore();
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
90 Actor storedGroup = store.storeActor(newGroup);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
91 gid = storedGroup.getId();
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
92 // return 303: see other
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
93 setStatus(Status.REDIRECTION_SEE_OTHER);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
94 // go GET URL for this group
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
95 Reference groupUrl = this.getReference();
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
96 groupUrl.addSegment(gid);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
97 this.getResponse().setLocationRef(groupUrl);
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
98 return null;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
99 }
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
100
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
101 protected AnnotationStore getAnnotationStore() {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
102 if (store == null) {
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
103 store = ((BaseRestlet) getApplication()).getAnnotationStore();
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
104 }
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
105 return store;
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
106 }
d22d01ba953a reorganised code for annotations and groups ui. work in progress.
casties
parents:
diff changeset
107 }