001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.3_testing/src/org/deegree/portal/context/Layer.java $
002    /*----------------------------------------------------------------------------
003     This file is part of deegree, http://deegree.org/
004     Copyright (C) 2001-2009 by:
005       Department of Geography, University of Bonn
006     and
007       lat/lon GmbH
008    
009     This library is free software; you can redistribute it and/or modify it under
010     the terms of the GNU Lesser General Public License as published by the Free
011     Software Foundation; either version 2.1 of the License, or (at your option)
012     any later version.
013     This library is distributed in the hope that it will be useful, but WITHOUT
014     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
015     FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
016     details.
017     You should have received a copy of the GNU Lesser General Public License
018     along with this library; if not, write to the Free Software Foundation, Inc.,
019     59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020    
021     Contact information:
022    
023     lat/lon GmbH
024     Aennchenstr. 19, 53177 Bonn
025     Germany
026     http://lat-lon.de/
027    
028     Department of Geography, University of Bonn
029     Prof. Dr. Klaus Greve
030     Postfach 1147, 53001 Bonn
031     Germany
032     http://www.geographie.uni-bonn.de/deegree/
033    
034     e-mail: info@deegree.org
035    ----------------------------------------------------------------------------*/
036    package org.deegree.portal.context;
037    
038    import org.deegree.ogcbase.BaseURL;
039    
040    /**
041     * encapsulates about a layer described/contained by a Web Map Context
042     *
043     * @version $Revision: 18195 $
044     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
045     */
046    public class Layer {
047        private BaseURL dataURL = null;
048    
049        private BaseURL metadataURL = null;
050    
051        private FormatList formatList = null;
052    
053        private LayerExtension extension = null;
054    
055        private Server server = null;
056    
057        private String abstract_ = null;
058    
059        private String name = null;
060    
061        private String title = null;
062    
063        private StyleList styleList = null;
064    
065        private String[] srs = null;
066    
067        private boolean hidden = false;
068    
069        private boolean queryable = false;
070    
071        /**
072         * Creates a new ContextLayer object.
073         *
074         * @param server
075         *            service from which the named Layer may be requested
076         * @param name
077         *            name of the selected layer (
078         * @param title
079         *            title of the selected layer (
080         * @param abstract_
081         *            abstract of the selected layer (
082         * @param srs
083         *            list of available SRS for the enclosing layer.
084         * @param dataURL
085         *            contains a link to an online resource where data corresponding to the layer can be found.
086         * @param metadataURL
087         *            contains a link to an online resource where descriptive metadata corresponding to the layer can be
088         *            found.
089         * @param formatList
090         *            parent element containing the list of available image format for this layer.
091         * @param styleList
092         *            parent element containing the list of available styles for this layer.
093         * @param queryable
094         * @param hidden
095         * @param extension
096         *            container tag in which arbitrary vendor specific information can be included
097         *
098         * @throws ContextException
099         */
100        public Layer( Server server, String name, String title, String abstract_, String[] srs, BaseURL dataURL,
101                      BaseURL metadataURL, FormatList formatList, StyleList styleList, boolean queryable, boolean hidden,
102                      LayerExtension extension ) throws ContextException {
103            setName( name );
104            setTitle( title );
105            setAbstract( abstract_ );
106            setSrs( srs );
107            setDataURL( dataURL );
108            setMetadataURL( metadataURL );
109            setFormatList( formatList );
110            setStyleList( styleList );
111            setExtension( extension );
112            setServer( server );
113            setQueryable( queryable );
114            setHidden( hidden );
115        }
116    
117        /**
118         * The element defining the service from which the named Layer may be requested
119         *
120         * @return The element defining the service from which the named Layer may be requested
121         */
122        public Server getServer() {
123            return server;
124        }
125    
126        /**
127         * The name of the selected layer (extracted from Capabilities by the Context document creator).
128         *
129         * @return The name of the selected layer (extracted from Capabilities by the Context document creator).
130         */
131        public String getName() {
132            return name;
133        }
134    
135        /**
136         * The title of the selected layer (extracted from Capabilities by the Context document creator).
137         *
138         * @return The title of the selected layer (extracted from Capabilities by the Context document creator).
139         */
140        public String getTitle() {
141            return title;
142        }
143    
144        /**
145         * The abstract of the selected layer (extracted from Capabilities by the Context document creator).
146         *
147         * @return The abstract of the selected layer (extracted from Capabilities by the Context document creator).
148         */
149        public String getAbstract() {
150            return abstract_;
151        }
152    
153        /**
154         * A list of available SRS for the enclosing layer. One of the listed SRS's must be the SRS mentioned in the
155         * ViewerContext/General/BoundingBox@SRS element.
156         *
157         * @return A list of available SRS for the enclosing layer. One of the listed SRS's must be the SRS mentioned in the
158         *         ViewerContext/General/BoundingBox@SRS element.
159         */
160        public String[] getSrs() {
161            return srs;
162        }
163    
164        /**
165         * This element contains a link to an online resource where data corresponding to the layer can be found.
166         *
167         * @return a link to an online resource where data corresponding to the layer can be found.
168         */
169        public BaseURL getDataURL() {
170            return dataURL;
171        }
172    
173        /**
174         * This element contains a link to an online resource where descriptive metadata corresponding to the layer can be
175         * found.
176         *
177         * @return a link to an online resource where descriptive metadata corresponding to the layer can be found.
178         */
179        public BaseURL getMetadataURL() {
180            return metadataURL;
181        }
182    
183        /**
184         * The parent element containing the list of available image format for this layer. Image formats should be
185         * expressed with MIME types as described in WMS 1.1.1 Specification.<p/> A FormatList shall include at least one
186         * Format
187         *
188         * @return the list of available image format for this layer.
189         */
190        public FormatList getFormatList() {
191            return formatList;
192        }
193    
194        /**
195         * The parent element containing the list of available styles for this layer. A StyleList shall include at least one
196         * Style
197         *
198         * @return the list of available styles for this layer
199         */
200        public StyleList getStyleList() {
201            return styleList;
202        }
203    
204        /**
205         * The Extension element is a container tag in which arbitrary vendor specific information can be included without
206         * compromising the ability of other clients to enforce schema validation.
207         *
208         * @return a container tag in which arbitrary vendor specific information can be included
209         */
210        public LayerExtension getExtension() {
211            return extension;
212        }
213    
214        /**
215         * @return true if the layer can be queried with a GetFeatureInfo request
216         */
217        public boolean isQueryable() {
218            return queryable;
219        }
220    
221        /**
222         * @return true if the layer is not visible in the current view
223         */
224        public boolean isHidden() {
225            return hidden;
226        }
227    
228        /**
229         *
230         * @param server
231         *
232         * @throws ContextException
233         */
234        public void setServer( Server server )
235                                throws ContextException {
236            if ( server == null ) {
237                throw new ContextException( "server isn't allowed to be null" );
238            }
239    
240            this.server = server;
241        }
242    
243        /**
244         *
245         * @param name
246         *
247         * @throws ContextException
248         */
249        public void setName( String name )
250                                throws ContextException {
251            if ( name == null ) {
252                throw new ContextException( "name isn't allowed to be null" );
253            }
254    
255            this.name = name;
256        }
257    
258        /**
259         *
260         * @param title
261         *
262         * @throws ContextException
263         */
264        public void setTitle( String title )
265                                throws ContextException {
266            if ( title == null ) {
267                throw new ContextException( "title isn't allowed to be null" );
268            }
269    
270            this.title = title;
271        }
272    
273        /**
274         *
275         * @param abstract_
276         */
277        public void setAbstract( String abstract_ ) {
278            this.abstract_ = abstract_;
279        }
280    
281        /**
282         *
283         * @param srs
284         */
285        public void setSrs( String[] srs ) {
286            this.srs = srs;
287        }
288    
289        /**
290         *
291         * @param dataURL
292         */
293        public void setDataURL( BaseURL dataURL ) {
294            this.dataURL = dataURL;
295        }
296    
297        /**
298         *
299         * @param metadataURL
300         */
301        public void setMetadataURL( BaseURL metadataURL ) {
302            this.metadataURL = metadataURL;
303        }
304    
305        /**
306         *
307         * @param formatList
308         */
309        public void setFormatList( FormatList formatList ) {
310            this.formatList = formatList;
311        }
312    
313        /**
314         *
315         * @param styleList
316         */
317        public void setStyleList( StyleList styleList ) {
318            this.styleList = styleList;
319        }
320    
321        /**
322         *
323         *
324         * @param queryable
325         */
326        public void setQueryable( boolean queryable ) {
327            this.queryable = queryable;
328        }
329    
330        /**
331         *
332         *
333         * @param hidden
334         */
335        public void setHidden( boolean hidden ) {
336            this.hidden = hidden;
337        }
338    
339        /**
340         * if extension is null, a default LayerExtension object is created
341         *
342         * @param extension
343         */
344        public void setExtension( LayerExtension extension ) {
345            if ( extension == null ) {
346                extension = new LayerExtension();
347            }
348            this.extension = extension;
349        }
350    
351    }