Mercurial > hg > AnnotationManagerN4J
comparison src/main/java/de/mpiwg/itgroup/annotations/restlet/annotations_ui/GroupResource.java @ 24:e208a7b1a37a
more work on groups ui.
author | casties |
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date | Sun, 23 Sep 2012 16:28:05 +0200 |
parents | d22d01ba953a |
children | 0731c4549065 |
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23:d22d01ba953a | 24:e208a7b1a37a |
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2 * | 2 * |
3 */ | 3 */ |
4 package de.mpiwg.itgroup.annotations.restlet.annotations_ui; | 4 package de.mpiwg.itgroup.annotations.restlet.annotations_ui; |
5 | 5 |
6 import org.apache.log4j.Logger; | 6 import org.apache.log4j.Logger; |
7 import org.restlet.data.Form; | |
8 import org.restlet.data.MediaType; | 7 import org.restlet.data.MediaType; |
9 import org.restlet.data.Reference; | 8 import org.restlet.data.Reference; |
10 import org.restlet.data.Status; | 9 import org.restlet.data.Status; |
11 import org.restlet.representation.Representation; | 10 import org.restlet.representation.Representation; |
12 import org.restlet.representation.StringRepresentation; | 11 import org.restlet.representation.StringRepresentation; |
13 import org.restlet.resource.Get; | 12 import org.restlet.resource.Get; |
14 import org.restlet.resource.Post; | 13 import org.restlet.resource.ResourceException; |
15 import org.restlet.resource.ServerResource; | 14 import org.restlet.resource.ServerResource; |
16 | 15 |
17 import de.mpiwg.itgroup.annotations.Actor; | |
18 import de.mpiwg.itgroup.annotations.Group; | 16 import de.mpiwg.itgroup.annotations.Group; |
19 import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore; | 17 import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore; |
20 import de.mpiwg.itgroup.annotations.restlet.BaseRestlet; | 18 import de.mpiwg.itgroup.annotations.restlet.BaseRestlet; |
21 | 19 |
22 /** | 20 /** |
27 */ | 25 */ |
28 public class GroupResource extends ServerResource { | 26 public class GroupResource extends ServerResource { |
29 | 27 |
30 public static Logger logger = Logger.getLogger(GroupResource.class); | 28 public static Logger logger = Logger.getLogger(GroupResource.class); |
31 | 29 |
32 private AnnotationStore store; | 30 protected AnnotationStore store; |
31 | |
32 protected String requestId; | |
33 | |
34 protected Group group; | |
35 | |
36 @Override | |
37 protected void doInit() throws ResourceException { | |
38 super.doInit(); | |
39 // id from URI /annotations/groups/{id} | |
40 requestId = (String) getRequest().getAttributes().get("id"); | |
41 logger.debug("group-id=" + requestId); | |
42 // get store instance | |
43 if (store == null) { | |
44 store = ((BaseRestlet) getApplication()).getAnnotationStore(); | |
45 } | |
46 // get group from store | |
47 if (requestId != null) { | |
48 group = (Group) store.getActor(new Group(requestId)); | |
49 } | |
50 } | |
33 | 51 |
34 /** | 52 /** |
35 * GET with HTML content type. Shows the group. | 53 * GET with HTML content type. Shows the group. |
36 * | 54 * |
37 * @param entity | 55 * @param entity |
38 * @return | 56 * @return |
39 */ | 57 */ |
40 @Get("html") | 58 @Get("html") |
41 public Representation doGetHTML(Representation entity) { | 59 public Representation doGetHTML(Representation entity) { |
42 // id from URI /annotations/groups/{id} | 60 if (requestId == null || requestId.isEmpty()) { |
43 String id = (String) getRequest().getAttributes().get("id"); | |
44 logger.debug("group-id=" + id); | |
45 if (id == null || id.isEmpty()) { | |
46 // invalid id | 61 // invalid id |
47 setStatus(Status.CLIENT_ERROR_BAD_REQUEST); | 62 setStatus(Status.CLIENT_ERROR_BAD_REQUEST); |
48 return null; | 63 return null; |
49 } | 64 } |
50 String result = null; | 65 String result = null; |
51 store = getAnnotationStore(); | |
52 Reference groupsUrl = this.getReference().getParentRef(); | 66 Reference groupsUrl = this.getReference().getParentRef(); |
53 result = "<html><body>\n<h1>Group</h1>\n"; | 67 result = "<html><body>\n<h1>Group</h1>\n"; |
54 result += String.format("<p><a href=\"%s\">All groups</a></p>", groupsUrl); | 68 result += String.format("<p><a href=\"%s\">All groups</a></p>", groupsUrl); |
55 Group group = new Group(id); | |
56 group = (Group) store.getActor(group); | |
57 result += "<table>"; | 69 result += "<table>"; |
58 result += String.format("<tr><td><b>id</b></td><td>%s</td></tr>\n", group.getId()); | 70 result += String.format("<tr><td><b>id</b></td><td>%s</td></tr>\n", group.getId()); |
59 result += String.format("<tr><td><b>name</b></td><td>%s</td></tr>\n", group.getName()); | 71 result += String.format("<tr><td><b>name</b></td><td>%s</td></tr>\n", group.getName()); |
60 result += String.format("<tr><td><b>uri</b></td><td>%s</td></tr>\n", group.getUri()); | 72 result += String.format("<tr><td><b>uri</b></td><td>%s</td></tr>\n", group.getUri()); |
61 result += String.format("<tr><td><b>members</b></td><td><a href=\"%s\">view members</a></td></tr>\n", this.getReference() | 73 result += String.format("<tr><td><b>members</b></td><td><a href=\"%s\">view members</a></td></tr>\n", this.getReference() |
65 logger.debug("sending:"); | 77 logger.debug("sending:"); |
66 logger.debug(result); | 78 logger.debug(result); |
67 return new StringRepresentation(result, MediaType.TEXT_HTML); | 79 return new StringRepresentation(result, MediaType.TEXT_HTML); |
68 } | 80 } |
69 | 81 |
70 /** | |
71 * POST creates a new Group. | |
72 * | |
73 * @return | |
74 */ | |
75 @Post | |
76 public Representation doPost(Representation entity) { | |
77 logger.debug("AnnotationsUiGroup doPost!"); | |
78 // TODO: do authentication | |
79 Form form = new Form(entity); | |
80 String id = form.getFirstValue("id"); | |
81 String name = form.getFirstValue("name"); | |
82 if (id == null || id.isEmpty()) { | |
83 // invalid id | |
84 setStatus(Status.CLIENT_ERROR_BAD_REQUEST); | |
85 return null; | |
86 } | |
87 String gid = null; | |
88 Group newGroup = new Group(gid, null, name); | |
89 store = getAnnotationStore(); | |
90 Actor storedGroup = store.storeActor(newGroup); | |
91 gid = storedGroup.getId(); | |
92 // return 303: see other | |
93 setStatus(Status.REDIRECTION_SEE_OTHER); | |
94 // go GET URL for this group | |
95 Reference groupUrl = this.getReference(); | |
96 groupUrl.addSegment(gid); | |
97 this.getResponse().setLocationRef(groupUrl); | |
98 return null; | |
99 } | |
100 | |
101 protected AnnotationStore getAnnotationStore() { | |
102 if (store == null) { | |
103 store = ((BaseRestlet) getApplication()).getAnnotationStore(); | |
104 } | |
105 return store; | |
106 } | |
107 } | 82 } |