svn-gvsig-desktop / tags / v1_1_Build_1005 / applications / appCatalogYNomenclatorClient / src / es / gva / cit / catalogClient / CatalogClient.java @ 12355
History | View | Annotate | Download (9.36 KB)
1 |
|
---|---|
2 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
3 |
*
|
4 |
* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 2
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
19 |
*
|
20 |
* For more information, contact:
|
21 |
*
|
22 |
* Generalitat Valenciana
|
23 |
* Conselleria d'Infraestructures i Transport
|
24 |
* Av. Blasco Ib??ez, 50
|
25 |
* 46010 VALENCIA
|
26 |
* SPAIN
|
27 |
*
|
28 |
* +34 963862235
|
29 |
* gvsig@gva.es
|
30 |
* www.gvsig.gva.es
|
31 |
*
|
32 |
* or
|
33 |
*
|
34 |
* IVER T.I. S.A
|
35 |
* Salamanca 50
|
36 |
* 46005 Valencia
|
37 |
* Spain
|
38 |
*
|
39 |
* +34 963163400
|
40 |
* dac@iver.es
|
41 |
*/
|
42 |
package es.gva.cit.catalogClient; |
43 |
import es.gva.cit.catalogClient.csw.drivers.CSWCatalogServiceDriver; |
44 |
import es.gva.cit.catalogClient.drivers.ICatalogServiceDriver; |
45 |
import es.gva.cit.catalogClient.querys.Query; |
46 |
import es.gva.cit.catalogClient.schemas.Schemas; |
47 |
import es.gva.cit.catalogClient.srw.drivers.SRWCatalogServiceDriver; |
48 |
import com.iver.utiles.swing.jcomboServer.ServerData; |
49 |
import es.gva.cit.catalogClient.z3950.drivers.Z3950CatalogServiceDriver; |
50 |
import java.io.IOException; |
51 |
import java.net.MalformedURLException; |
52 |
import java.net.Socket; |
53 |
import java.net.URL; |
54 |
import java.net.UnknownHostException; |
55 |
import java.util.Collection; |
56 |
|
57 |
/**
|
58 |
* This class represents a catalogClient. It must be created to
|
59 |
* use the catalog service
|
60 |
*
|
61 |
*
|
62 |
* @author Jorge Piera Llodra (piera_jor@gva.es)
|
63 |
*/
|
64 |
public class CatalogClient { |
65 |
|
66 |
/**
|
67 |
*
|
68 |
*
|
69 |
*/
|
70 |
private URL url = null; |
71 |
|
72 |
/**
|
73 |
*
|
74 |
*
|
75 |
*/
|
76 |
private String sURL = null; |
77 |
|
78 |
/**
|
79 |
*
|
80 |
*
|
81 |
*/
|
82 |
private String protocol = null; |
83 |
/**
|
84 |
*
|
85 |
*
|
86 |
*/
|
87 |
private ICatalogServiceDriver lnkICatalogServerDriver;
|
88 |
|
89 |
/**
|
90 |
*
|
91 |
*
|
92 |
*/
|
93 |
private String serverStatus = null; |
94 |
|
95 |
/**
|
96 |
* Constructor
|
97 |
*
|
98 |
*
|
99 |
* @param url Server url
|
100 |
* @param protocol Server protocol
|
101 |
* @param database Database name. This param only is used when the protocol
|
102 |
* is z39.50
|
103 |
*/
|
104 |
public CatalogClient(String url, String protocol, String database) { |
105 |
setProtocol(protocol); |
106 |
setSURL(url); |
107 |
//This is necessary. Otherwise it will throw the exception
|
108 |
if (!(url.regionMatches(0, "http://", 0, 7))) { |
109 |
url = "http://" + url;
|
110 |
} |
111 |
try {
|
112 |
this.setUrl(new URL(url)); |
113 |
//if protocol is z39.50 we have to add the database to the URL
|
114 |
if (!(protocol.equals(new String(ServerData.SERVER_SUBTYPE_CATALOG_Z3950)))) { |
115 |
database = getUrl().getPath(); |
116 |
} |
117 |
//if protocol is http, we have to set the port manually
|
118 |
if (getUrl().getPort() == -1) { |
119 |
setUrl(new URL("http", getUrl().getHost(), 80, database)); |
120 |
} else {
|
121 |
setUrl(new URL("http", getUrl().getHost(), getUrl().getPort(), |
122 |
database)); |
123 |
} |
124 |
} catch (MalformedURLException e) { |
125 |
// TODO Auto-generated catch block
|
126 |
System.out.println("La URL no es correcta"); |
127 |
} |
128 |
//Casting to the respective driver
|
129 |
if (protocol.equals(new String(ServerData.SERVER_SUBTYPE_CATALOG_SRW))) { |
130 |
lnkICatalogServerDriver = new SRWCatalogServiceDriver();
|
131 |
} |
132 |
if (protocol.equals(new String(ServerData.SERVER_SUBTYPE_CATALOG_CSW))) { |
133 |
lnkICatalogServerDriver = new CSWCatalogServiceDriver();
|
134 |
} |
135 |
if (protocol.equals(new String(ServerData.SERVER_SUBTYPE_CATALOG_Z3950))) { |
136 |
lnkICatalogServerDriver = new Z3950CatalogServiceDriver();
|
137 |
} |
138 |
} |
139 |
|
140 |
/**
|
141 |
*
|
142 |
*
|
143 |
*
|
144 |
* @return
|
145 |
*/
|
146 |
public String getCapabilities() { |
147 |
//try to connect
|
148 |
if (!serverReady()) {
|
149 |
serverStatus = ("errorServerNotFound");
|
150 |
} else if (!getLnkICatalogServerDriver().isProtocolSupported(getUrl())) { |
151 |
serverStatus = "errorNotSupportedProtocol";
|
152 |
} else {
|
153 |
//getCapabilities
|
154 |
Collection nodesCapabilities = getLnkICatalogServerDriver()
|
155 |
.getCapabilities(getUrl()); |
156 |
if (nodesCapabilities == null) { |
157 |
serverStatus = "errorNotSupportedCapabilities";
|
158 |
} else {
|
159 |
//Configure the client
|
160 |
if (!getLnkICatalogServerDriver().setParameters(nodesCapabilities,getUrl())) {
|
161 |
if (!(getLnkICatalogServerDriver()
|
162 |
.getServerAnswerReady().equals(""))) {
|
163 |
serverStatus = getLnkICatalogServerDriver().getServerAnswerReady(); |
164 |
} else {
|
165 |
serverStatus = "errorNotParsedReply";
|
166 |
} |
167 |
} else {
|
168 |
//Show the answer
|
169 |
serverStatus = getLnkICatalogServerDriver().getServerAnswerReady(); |
170 |
return "2.0.0"; |
171 |
} |
172 |
} |
173 |
if (getLnkICatalogServerDriver() instanceof CSWCatalogServiceDriver){ |
174 |
((CSWCatalogServiceDriver)getLnkICatalogServerDriver()).setVersion("2.0.1");
|
175 |
((CSWCatalogServiceDriver)getLnkICatalogServerDriver()).setService("http://www.opengis.net/cat/csw");
|
176 |
((CSWCatalogServiceDriver)getLnkICatalogServerDriver()).setServerProfile(Schemas.EBRIM); |
177 |
nodesCapabilities = getLnkICatalogServerDriver().getCapabilities(getUrl()); |
178 |
if (nodesCapabilities == null) { |
179 |
serverStatus = "errorNotSupportedCapabilities";
|
180 |
} else {
|
181 |
//Configure the client
|
182 |
if (!getLnkICatalogServerDriver().setParameters(nodesCapabilities,getUrl())) {
|
183 |
if (!(getLnkICatalogServerDriver()
|
184 |
.getServerAnswerReady().equals(""))) {
|
185 |
serverStatus = getLnkICatalogServerDriver().getServerAnswerReady(); |
186 |
} else {
|
187 |
serverStatus = "errorNotParsedReply";
|
188 |
} |
189 |
} else {
|
190 |
//Show the answer
|
191 |
serverStatus = getLnkICatalogServerDriver().getServerAnswerReady(); |
192 |
return "2.0.1"; |
193 |
} |
194 |
} |
195 |
} |
196 |
} |
197 |
|
198 |
return null; |
199 |
} |
200 |
|
201 |
/**
|
202 |
*
|
203 |
*
|
204 |
*
|
205 |
* @return Node array with the retrieved records
|
206 |
* @param url Server URL
|
207 |
* @param query It contains the values to do the query (title="XXX",abstract="YYY",...)
|
208 |
* @param firstRecord Number of the first record to retrieve
|
209 |
*/
|
210 |
public Collection getRecords(URL url, Query query, int firstRecord) { |
211 |
|
212 |
return getLnkICatalogServerDriver().getRecords(url,query,firstRecord);
|
213 |
|
214 |
|
215 |
} |
216 |
|
217 |
/**
|
218 |
* This method is used to create a new Query
|
219 |
*
|
220 |
*
|
221 |
* @return
|
222 |
*/
|
223 |
public Query createNewQuery() { |
224 |
return new Query(); |
225 |
} |
226 |
|
227 |
/**
|
228 |
* It tries if the server is ready
|
229 |
*
|
230 |
*
|
231 |
* @return boolean
|
232 |
* true --> server is ready
|
233 |
* false --> server is not ready
|
234 |
*/
|
235 |
private boolean serverReady() { |
236 |
try {
|
237 |
new Socket(this.getUrl().getHost(),this.getUrl().getPort()); |
238 |
} catch (UnknownHostException e) { |
239 |
// TODO Auto-generated catch block
|
240 |
return false; |
241 |
} catch (IOException e) { |
242 |
// TODO Auto-generated catch block
|
243 |
return false; |
244 |
} |
245 |
return true; |
246 |
} |
247 |
|
248 |
/**
|
249 |
*
|
250 |
*
|
251 |
*
|
252 |
* @return Returns the lnkICatalogServerDriver.
|
253 |
*/
|
254 |
public ICatalogServiceDriver getLnkICatalogServerDriver() {
|
255 |
return lnkICatalogServerDriver;
|
256 |
} |
257 |
|
258 |
/**
|
259 |
*
|
260 |
*
|
261 |
*
|
262 |
* @param lnkICatalogServerDriver The lnkICatalogServerDriver to set.
|
263 |
*/
|
264 |
public void setLnkICatalogServerDriver(ICatalogServiceDriver lnkICatalogServerDriver) { |
265 |
this.lnkICatalogServerDriver = lnkICatalogServerDriver;
|
266 |
} |
267 |
|
268 |
/**
|
269 |
*
|
270 |
*
|
271 |
*
|
272 |
* @return Returns the protocol.
|
273 |
*/
|
274 |
public String getProtocol() { |
275 |
return protocol;
|
276 |
} |
277 |
|
278 |
/**
|
279 |
*
|
280 |
*
|
281 |
*
|
282 |
* @param protocol The protocol to set.
|
283 |
*/
|
284 |
public void setProtocol(String protocol) { |
285 |
this.protocol = protocol;
|
286 |
} |
287 |
|
288 |
/**
|
289 |
*
|
290 |
*
|
291 |
*
|
292 |
* @return Returns the url.
|
293 |
*/
|
294 |
public URL getUrl() { |
295 |
return url;
|
296 |
} |
297 |
|
298 |
/**
|
299 |
*
|
300 |
*
|
301 |
*
|
302 |
* @return Returns the sUrl.
|
303 |
*/
|
304 |
public String getSUrl() { |
305 |
return sURL;
|
306 |
} |
307 |
|
308 |
/**
|
309 |
*
|
310 |
*
|
311 |
*
|
312 |
* @param url The url to set.
|
313 |
*/
|
314 |
public void setUrl(URL url) { |
315 |
this.url = url;
|
316 |
} |
317 |
|
318 |
/**
|
319 |
*
|
320 |
*
|
321 |
*
|
322 |
* @return Returns the sURL.
|
323 |
*/
|
324 |
public String getSURL() { |
325 |
return sURL;
|
326 |
} |
327 |
|
328 |
/**
|
329 |
*
|
330 |
*
|
331 |
*
|
332 |
* @param surl The sURL to set.
|
333 |
*/
|
334 |
public void setSURL(String surl) { |
335 |
sURL = surl; |
336 |
} |
337 |
|
338 |
/**
|
339 |
*
|
340 |
*
|
341 |
*
|
342 |
* @return Returns the serverStatus.
|
343 |
*/
|
344 |
public String getServerStatus() { |
345 |
return serverStatus;
|
346 |
} |
347 |
|
348 |
/**
|
349 |
* Return true if the services search is supported
|
350 |
* @return
|
351 |
*/
|
352 |
public boolean isServicesSeachSupported(){ |
353 |
if (url.getHost().equals("laits.gmu.edu")){ |
354 |
return true; |
355 |
} |
356 |
return false; |
357 |
} |
358 |
} |