svn-gvsig-desktop / branches / v10 / extensions / extPublish / src / org / gvsig / publish / serversmodel / Service.java @ 21498
History | View | Annotate | Download (8.04 KB)
1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2004-2006 IVER T.I. and Generalitat Valenciana.
|
4 |
*
|
5 |
* This program is free software; you can redistribute it and/or
|
6 |
* modify it under the terms of the GNU General Public License
|
7 |
* as published by the Free Software Foundation; either version 2
|
8 |
* of the License, or (at your option) any later version.
|
9 |
*
|
10 |
* This program is distributed in the hope that it will be useful,
|
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
13 |
* GNU General Public License for more details.
|
14 |
*
|
15 |
* You should have received a copy of the GNU General Public License
|
16 |
* along with this program; if not, write to the Free Software
|
17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
18 |
*
|
19 |
* For more information, contact:
|
20 |
*
|
21 |
* Generalitat Valenciana
|
22 |
* Conselleria d'Infraestructures i Transport
|
23 |
* Av. Blasco Iba?ez, 50
|
24 |
* 46010 VALENCIA
|
25 |
* SPAIN
|
26 |
*
|
27 |
* +34 963862235
|
28 |
* gvsig@gva.es
|
29 |
* www.gvsig.gva.es
|
30 |
*
|
31 |
* or
|
32 |
*
|
33 |
* IVER T.I. S.A
|
34 |
* Salamanca 50
|
35 |
* 46005 Valencia
|
36 |
* Spain
|
37 |
*
|
38 |
* +34 963163400
|
39 |
* dac@iver.es
|
40 |
*/
|
41 |
package org.gvsig.publish.serversmodel; |
42 |
|
43 |
import java.util.Collection; |
44 |
import java.util.Iterator; |
45 |
import java.util.LinkedHashMap; |
46 |
import java.util.Observable; |
47 |
import java.util.Set; |
48 |
|
49 |
import org.gvsig.publish.IPublishPersistence; |
50 |
import org.gvsig.publish.PublishLogger; |
51 |
import org.gvsig.publish.PublishRegister; |
52 |
import org.gvsig.publish.infoproject.FilterProjectInfo; |
53 |
import org.gvsig.publish.infoproject.ILayerInfo; |
54 |
import org.gvsig.publish.infoproject.IProjectInfo; |
55 |
import org.gvsig.publish.infoproject.IViewInfo; |
56 |
|
57 |
import com.iver.utiles.XMLEntity; |
58 |
|
59 |
/**
|
60 |
* A server implements severals services.
|
61 |
*
|
62 |
* @author jvhigon
|
63 |
*
|
64 |
*/
|
65 |
public abstract class Service extends Observable implements IPublishPersistence { |
66 |
|
67 |
/*
|
68 |
* HasMap with its remote resources
|
69 |
*/
|
70 |
private LinkedHashMap remoteResources = null; |
71 |
//Associations
|
72 |
private Server server = null; |
73 |
|
74 |
private IProjectInfo projectInfo;
|
75 |
|
76 |
/**
|
77 |
* Constructor
|
78 |
* Only creates a empty hashmap with its remote resources
|
79 |
*/
|
80 |
public Service(Server server){
|
81 |
remoteResources = new LinkedHashMap(); |
82 |
this.server = server;
|
83 |
} |
84 |
/**
|
85 |
*
|
86 |
* @return string which identifies the service in the publish register
|
87 |
*/
|
88 |
public abstract String getRegisterTag(); |
89 |
/**
|
90 |
*
|
91 |
* @return unique identifier which identifies a service instance
|
92 |
*/
|
93 |
public abstract String getId(); |
94 |
/**
|
95 |
*
|
96 |
* @return Filter to apply to project information
|
97 |
*/
|
98 |
public abstract FilterProjectInfo getFilter(); |
99 |
/**
|
100 |
*
|
101 |
* @return project information of this service. It can be filtered.
|
102 |
*/
|
103 |
public IProjectInfo getProjectInfo(){
|
104 |
if (this.projectInfo == null){ |
105 |
IProjectInfo info = getServer().getProjectInfo(); |
106 |
this.projectInfo = (IProjectInfo)info.clone();
|
107 |
} |
108 |
this.projectInfo.setFilter(getFilter());
|
109 |
return this.projectInfo; |
110 |
} |
111 |
|
112 |
/**
|
113 |
*
|
114 |
* @return the server which implements that service
|
115 |
*/
|
116 |
public Server getServer(){
|
117 |
return server;
|
118 |
} |
119 |
/**
|
120 |
*
|
121 |
* @throws PublishException
|
122 |
*/
|
123 |
public void publish() throws PublishException{ |
124 |
Collection allRemoteResources = remoteResources.values();
|
125 |
Iterator i = allRemoteResources.iterator();
|
126 |
while(i.hasNext()){
|
127 |
RemoteResource r = (RemoteResource) i.next(); |
128 |
r.publish(); |
129 |
} |
130 |
} |
131 |
/**
|
132 |
*
|
133 |
* @return number of remote resources in the service
|
134 |
*/
|
135 |
public int getRemoteResourcesCount(){ |
136 |
return remoteResources.size();
|
137 |
} |
138 |
/**
|
139 |
*
|
140 |
* @param position
|
141 |
* @return the remote resource added in the position specified by the parameter
|
142 |
*/
|
143 |
public RemoteResource getRemoteResource(int position){ |
144 |
Collection collection = remoteResources.values();
|
145 |
Object[] objects = collection.toArray(); |
146 |
return (RemoteResource) objects[position];
|
147 |
} |
148 |
// /**
|
149 |
// * Creates a remote resource for each layer
|
150 |
// */
|
151 |
// public void createAvailableRemoteResources(){
|
152 |
// Set set = RemoteResourceRegister.instance().getRemoteResourcesNames(getType());
|
153 |
// //At the moment only one remote resource by service
|
154 |
// String remoteResourceName = (String)set.iterator().next();
|
155 |
|
156 |
// //get all the layers and creates a new remote resource
|
157 |
// ILayerInfo[] layers = view.getLayers();
|
158 |
// for (int i=0; i< layers.length; i++){
|
159 |
// RemoteResource r = RemoteResourceRegister.getInstance(this.getType(),remoteResourceName);
|
160 |
// r.initialize(layers[i]);
|
161 |
// //add the remote resource
|
162 |
// addRemoteResource(layers[i].getName(), r);
|
163 |
// }
|
164 |
// }
|
165 |
/**
|
166 |
* TODO: I can't add two layers with the same name !!
|
167 |
* I need an attribute name in the remote resource
|
168 |
*/
|
169 |
public void addRemoteResource(RemoteResource r){ |
170 |
//remoteResources.put(r.getLayerInfo().getName(), r);
|
171 |
remoteResources.put(r.getId(), r); |
172 |
} |
173 |
/**
|
174 |
* Useful for create a tree model
|
175 |
*
|
176 |
public String toString(){
|
177 |
if(getLabel()!=null){
|
178 |
return getLabel();
|
179 |
}else{
|
180 |
return getVersion();
|
181 |
}
|
182 |
}*/
|
183 |
/**
|
184 |
* Adds information about the view. For each layer info,
|
185 |
* creates a remote resource (the first registered)
|
186 |
* This method is only useful when one service only has one remote resource type.
|
187 |
* If you have more one kind of remote resource, you must override this method.
|
188 |
*
|
189 |
* @param view
|
190 |
*/
|
191 |
public void addInfo(IViewInfo view) { |
192 |
Set set = PublishRegister.register().getRemoteResourcesNames(getServer().getRegisterTag(),getRegisterTag());
|
193 |
//if no remote resources registered return
|
194 |
if (set ==null){ |
195 |
PublishLogger.getLog().error("ERROR " + getClassName() + ":I can't add Info"); |
196 |
return;
|
197 |
} |
198 |
//At the moment only one remote resource by service
|
199 |
String remoteResourceName = (String)set.iterator().next(); |
200 |
|
201 |
//get all the layers and creates a new remote resource
|
202 |
ILayerInfo[] layers = view.getLayers();
|
203 |
for (int i=0; i< layers.length; i++){ |
204 |
RemoteResource r = PublishRegister.register().getRemoteResource(this,remoteResourceName);
|
205 |
r.setLayerInfo(layers[i]); |
206 |
//add the remote resource
|
207 |
addRemoteResource(r); |
208 |
} |
209 |
|
210 |
} |
211 |
/**
|
212 |
* Adds a layer information . Creates a remote resource
|
213 |
*
|
214 |
* @param layer
|
215 |
*/
|
216 |
public void addInfo(ILayerInfo layer) { |
217 |
Set set = PublishRegister.register().getRemoteResourcesNames(getServer().getRegisterTag(),getRegisterTag());
|
218 |
//At the moment only one remote resource by service
|
219 |
String remoteResourceName = (String)set.iterator().next(); |
220 |
RemoteResource r = PublishRegister.register().getRemoteResource(this,remoteResourceName);
|
221 |
//sets the layer info
|
222 |
r.setLayerInfo(layer); |
223 |
//add the remote resource
|
224 |
addRemoteResource(r); |
225 |
} |
226 |
|
227 |
/**
|
228 |
* Puts all the properties into a XML in order to persist it
|
229 |
* @return
|
230 |
*/
|
231 |
public XMLEntity getXMLEntity() {
|
232 |
XMLEntity xml=new XMLEntity();
|
233 |
//put version
|
234 |
//xml.setName(getVersion());
|
235 |
xml.putProperty("registertag", getRegisterTag());
|
236 |
xml.putProperty("id", getId());
|
237 |
//put associations
|
238 |
XMLEntity children=new XMLEntity();
|
239 |
children.setName("remoteresources");
|
240 |
for (int i=0;i<getRemoteResourcesCount();i++){ |
241 |
children.addChild(getRemoteResource(i).getXMLEntity()); |
242 |
} |
243 |
xml.addChild(children); |
244 |
return xml;
|
245 |
} |
246 |
/**
|
247 |
* Initializes the remote resource from the persistence
|
248 |
* @param xml
|
249 |
*/
|
250 |
public void setXMLEntity(XMLEntity xml) { |
251 |
//set properties
|
252 |
//set children
|
253 |
XMLEntity children = xml.firstChild("name", "remoteresources"); |
254 |
for (int i=0;i<children.getChildrenCount();i++){ |
255 |
XMLEntity xmlChild=children.getChild(i); |
256 |
String remote_type = xmlChild.getStringProperty("registertag"); |
257 |
RemoteResource remote=PublishRegister.register().getRemoteResource(this,remote_type);
|
258 |
remote.setXMLEntity(xmlChild); |
259 |
addRemoteResource(remote); |
260 |
} |
261 |
} |
262 |
/**
|
263 |
* Removes a remote resource. It call the method removeChild() of all its remote resources
|
264 |
*
|
265 |
*/
|
266 |
public void removeRemoteResource(RemoteResource r) { |
267 |
//If the remote resource is in the root
|
268 |
if (remoteResources.containsKey(r.getId())){
|
269 |
remoteResources.remove(r.getId()); |
270 |
}else{
|
271 |
for (int i = 0; i < getRemoteResourcesCount(); i++){ |
272 |
getRemoteResource(i).removeChild(r); |
273 |
} |
274 |
} |
275 |
|
276 |
|
277 |
//notify observer
|
278 |
setChanged(); |
279 |
notifyObservers(); |
280 |
} |
281 |
/**
|
282 |
* Removes itself from its service
|
283 |
*/
|
284 |
public void remove() { |
285 |
getServer().removeService(this);
|
286 |
} |
287 |
} |