/[schmitzm]/trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
ViewVC logotype

Diff of /trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 58 by mojays, Fri Apr 17 15:55:33 2009 UTC revision 244 by alfonx, Wed Jul 29 09:33:33 2009 UTC
# Line 1  Line 1 
1  /** SCHMITZM - This file is part of the java library of Martin O.J. Schmitz (SCHMITZM)  /*******************************************************************************
2     * Copyright (c) 2009 Martin O. J. Schmitz.
3      This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.   *
4      This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.   * This file is part of the SCHMITZM library - a collection of utility
5      You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA   * classes based on Java 1.6, focussing (not only) on Java Swing
6     * and the Geotools library.
7      Diese Bibliothek ist freie Software; Sie dürfen sie unter den Bedingungen der GNU Lesser General Public License, wie von der Free Software Foundation veröffentlicht, weiterverteilen und/oder modifizieren; entweder gemäß Version 2.1 der Lizenz oder (nach Ihrer Option) jeder späteren Version.   *
8      Diese Bibliothek wird in der Hoffnung weiterverbreitet, daß sie nützlich sein wird, jedoch OHNE IRGENDEINE GARANTIE, auch ohne die implizierte Garantie der MARKTREIFE oder der VERWENDBARKEIT FÜR EINEN BESTIMMTEN ZWECK. Mehr Details finden Sie in der GNU Lesser General Public License.   * The SCHMITZM project is hosted at:
9      Sie sollten eine Kopie der GNU Lesser General Public License zusammen mit dieser Bibliothek erhalten haben; falls nicht, schreiben Sie an die Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA.   * http://wald.intevation.org/projects/schmitzm/
10   **/   *
11  package skrueger.geotools;   * This program is free software; you can redistribute it and/or
12     * modify it under the terms of the GNU Lesser General Public License
13  import java.util.Iterator;   * as published by the Free Software Foundation; either version 3
14  import java.util.Map;   * of the License, or (at your option) any later version.
15  import java.util.TreeMap;   *
16  import java.util.Vector;   * This program is distributed in the hope that it will be useful,
17     * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  import org.geotools.data.DefaultQuery;   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  import org.geotools.data.FeatureSource;   * GNU General Public License for more details.
20  import org.geotools.data.Query;   *
21  import org.geotools.data.memory.MemoryDataStore;   * You should have received a copy of the GNU Lesser General Public License (license.txt)
22  import org.geotools.feature.FeatureCollection;   * along with this program; if not, write to the Free Software
23  import org.opengis.filter.Filter;   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
24     * or try this link: http://www.gnu.org/licenses/lgpl.html
25  import schmitzm.geotools.gui.FeatureCollectionTableModel;   *
26  import skrueger.AttributeMetaData;   * Contributors:
27  import skrueger.i8n.I8NUtil;   *     Martin O. J. Schmitz - initial API and implementation
28  import skrueger.i8n.Translation;   *     Stefan A. Krüger - additional utility classes
29     ******************************************************************************/
30  /**  package skrueger.geotools;
31   * This class extends the the {@link FeatureCollectionTableModel} with the  
32   * functionalities of the {@link AttributeMetaData} of  import java.util.Iterator;
33   * {@linkplain StyledMapInterface styled objects}.  import java.util.Map;
34   * <ul>  import java.util.Vector;
35   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>  
36   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.apache.log4j.Logger;
37   * </ul>  import org.geotools.data.DefaultQuery;
38   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)  import org.geotools.data.FeatureSource;
39   */  import org.geotools.data.Query;
40  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {  import org.geotools.data.memory.MemoryDataStore;
41    /** Holds the data source as styled map. */  import org.geotools.feature.AttributeType;
42    protected StyledMapInterface map = null;  import org.geotools.feature.FeatureCollection;
43    /** Contains only the visible elements of the {@link AttributeMetaData}-Map */  import org.opengis.filter.Filter;
44    protected Map<Integer, AttributeMetaData> visibleAMD = null;  
45    /** Holds the data source for the table as {@code FeatureSource}. */  import schmitzm.geotools.gui.FeatureCollectionTableModel;
46    protected FeatureSource featureSource = null;  import skrueger.AttributeMetaData;
47    /** Holds the current filter on the table */  import skrueger.i8n.I8NUtil;
48    protected Filter filter = null;  import skrueger.i8n.Translation;
49    
50    /**  import com.vividsolutions.jts.geom.Envelope;
51     * Creates a new table model for a styled map.  
52     * @param map the styled map  /**
53     */   * This class extends the the {@link FeatureCollectionTableModel} with the
54    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {   * functionalities of the {@link AttributeMetaData} of
55      this(map,Filter.INCLUDE);   * {@linkplain StyledLayerInterface styled objects}.
56    }   * <ul>
57     * <li>column names are translated according to
58    /**   * {@link AttributeMetaData#getTitle()}</li>
59     * Creates a new table model for a styled map.   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
60     * @param map the styled map   * </ul>
61     * @param filter filter applied to the table   *
62     */   * @author <a href="mailto:[email protected]">Martin Schmitz</a>
63    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {   *         (University of Bonn/Germany)
64      super();   */
65      setFeatureCollection(map, filter);  public class StyledFeatureCollectionTableModel extends
66    }                  FeatureCollectionTableModel {
67            final static private Logger LOGGER = Logger
68    /**                          .getLogger(StyledFeatureCollectionTableModel.class);
69     * Creates a new table model for a styled map.          /** Holds the data source as styled layer. */
70     * @param map the styled map          protected StyledLayerInterface<?> layer = null;
71     */          /** Contains only the visible elements of the {@link AttributeMetaData}-Map */
72    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {          protected Map<Integer, AttributeMetaData> visibleAMD = null;
73      this(map,Filter.INCLUDE);          /** Holds the data source for the table as {@code FeatureSource}. */
74    }          protected FeatureSource featureSource = null;
75            /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */
76    /**          protected Map<Integer, AttributeMetaData> origAMD = null;
77     * Creates a new table model for a styled map.          /** Holds the current filter on the table */
78     * @param map the styled map          protected Filter filter = null;
79     * @param filter filter applied to the table          /** Holds the Bounds for all features. Only set once during the constructor **/
80     */          protected Envelope bounds;
81    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {  
82      super();          
83      setFeatureCollection(map, filter);  
84    }          /**
85             * Creates a new table model for a styled layer.
86    /**           *
87     * Sets a new data source for the table.           * @param layer
88     * @param fs     the feature source           *            the styled layer
89     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           */
90     *               and translation          public StyledFeatureCollectionTableModel(
91     */                          StyledFeatureCollectionInterface layer) {
92    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {                  this(layer, Filter.INCLUDE);
93      if ( filter == null )          }
94        filter = Filter.INCLUDE;  
95            /**
96      this.featureSource = fs;           * Creates a new table model for a styled layer.
97      this.filter        = filter;           *
98      this.visibleAMD    = null;           * @param layer
99                 *            the styled layer
100      FeatureCollection fc = null;           * @param filter
101      if (fs != null) {           *            filter applied to the table
102        Query query = new DefaultQuery();           */
103        if (amd != null) {          public StyledFeatureCollectionTableModel(
104          // determine the names of the visible Attributes                          StyledFeatureCollectionInterface layer, Filter filter) {
105          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);                  super();
106          Vector<String> visibleAttrNames = new Vector<String>();                  setFeatureCollection(layer, filter);
107          // Add the column with the geometry (usually "the_geom")          }
108          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());  
109          for (int attrIdx : visibleAMD.keySet())  
110            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());          /**
111             * Creates a new table model for a styled layer.
112          // create a query for the visible attributes           *
113          String[] properties = visibleAttrNames.toArray(new String[0]);           * @param layer
114          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);           *            the styled layer
115        }           */
116        fc = fs.getFeatures(query);          public StyledFeatureCollectionTableModel(StyledFeaturesInterface layer) {
117      }                  this(layer, Filter.INCLUDE);
118      setFeatureCollection(fc);          }
119    }  
120            /**
121    /**           * Creates a new table model for a styled layer.
122     * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}           *
123     * and sets this as the new data source for the table.           * @param layer
124     * @param fs     the feature source           *            the styled layer
125     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           * @param filter
126     *               and translation           *            filter applied to the table
127     */           */
128    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {          public StyledFeatureCollectionTableModel(StyledFeaturesInterface layer,
129      this.map = map;                          Filter filter) {
130      try {                  super();
131        if (map == null)                  setFeatureCollection(layer, filter);
132          setFeatureSource(null, null, null);          }
133        else {  
134          FeatureCollection fc = map.getGeoObject();          /**
135          String fcName = fc.getFeatureType().getTypeName();           * Sets a new data source for the table.
136          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);           *
137          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);           * @param fs
138        }           *            the feature source
139      } catch (Exception err) {           * @param amd
140        throw new RuntimeException(err);           *            {@link AttributeMetaData}-Map to define the visible attributes
141      }           *            and translation
142    }           */
143            protected void setFeatureSource(FeatureSource fs,
144    /**                          Map<Integer, AttributeMetaData> amd, Filter filter)
145     * Sets the {@code StyledFeatureCollection} as new data source for the table.                          throws Exception {
146     * @param fs     the feature source                  if (filter == null)
147     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                          filter = Filter.INCLUDE;
148     *               and translation  
149     */                  this.featureSource = fs;
150    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {                  this.filter = filter;
151      this.map = map;                  this.origAMD = amd;
152      try {                  this.visibleAMD = null;
153        if (map == null)  
154          setFeatureSource(null, null, null);                  FeatureCollection fc = null;
155        else                  if (fs != null) {
156          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);  
157      } catch (Exception err) {                          bounds = fs.getBounds();
158        throw new RuntimeException(err);  
159      }                          Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);
160    }                          if (amd != null) {
161                                      // determine the names of the visible Attributes
162    /**                                  this.visibleAMD = StyledLayerUtil.getVisibleAttributeMetaData(
163     * Resets the filter for the table.                                                  amd, true);
164     * @param filter a filter                                  Vector<String> visibleAttrNames = new Vector<String>();
165     */                                  // Add the column with the geometry (usually "the_geom")
166    public void setFilter(Filter filter) {                                  visibleAttrNames.add(fs.getSchema().getDefaultGeometry()
167      try{                                                  .getLocalName());
168        setFeatureSource(this.featureSource, this.visibleAMD, filter);                                  for (int attrIdx : visibleAMD.keySet()) {
169      } catch (Exception err) {  
170        throw new RuntimeException(err);                                          /**
171      }                                           * If the user removed columns from the schema of the DBF
172    }                                           * file, there might exist AttributeMetaData for columns
173                                             * that don't exists. We check here to avoid an
174    /**                                           * ArrayOutOfIndex.
175     * After calling {@code super.reorganize(.)} this method replaced the                                           */
176     * column descriptions with the titles of the {@code AttributeMetaData}.                                          if (attrIdx < fs.getSchema().getAttributeCount()) {
177     * @param fireTableStructureChanged indicates whether a table event is                                                  final AttributeType attributeTypeAtIdx = fs.getSchema()
178     *        initiated after reorganize                                                                  .getAttributeType(attrIdx);
179     */                                                  visibleAttrNames.add(attributeTypeAtIdx.getLocalName());
180    @Override                                          } else {
181    protected void reorganize(boolean fireTableStructureChanged) {                                                  LOGGER.warn("AttributeMetaData has been found for columnIdx="+attrIdx+", but fs.getSchema().getAttributeCount() = "+fs.getSchema().getAttributeCount()+". Ignored.");
182      super.reorganize(false);                                          }
183      // translate the column names                                  }
184      if (visibleAMD != null) {  
185        Iterator<Integer> keys = visibleAMD.keySet().iterator();                                  // create a query for the visible attributes
186        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                                  String[] properties = visibleAttrNames.toArray(new String[0]);
187          Translation title = visibleAMD.get(keys.next()).getTitle();  
188          if (!I8NUtil.isEmpty(title)) {                                  LOGGER.debug("Query contains the following attributes: "
189            System.out.println("set colname " + i + " to " + title.toString());                                                  + visibleAttrNames);
190            colNames[i] = title.toString();  
191          }                                  query = new DefaultQuery(fs.getSchema().getTypeName(), filter,
192        }                                                  properties);
193      }                          }
194      if ( fireTableStructureChanged )                          fc = fs.getFeatures(query);
195        fireTableStructureChanged();  
196    }                          // FAILS:!!!, even with query = new
197  }                          // DefaultQuery(fs.getSchema().getTypeName(), filter);
198                            // java.lang.UnsupportedOperationException: Unknown feature
199                            // attribute: PQM_MOD
200                            // at
201                            // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)
202                            // bounds = fc.getBounds();
203                            // SK, 17.4.2009
204                            //      
205                            // System.out.println("Filter = "+filter);
206                            // System.out.println("Size of FC = "+fc.size());
207                            // System.out.println("anz att= "+fc.getNumberOfAttributes());
208                    }
209                    setFeatureCollection(fc);
210            }
211    
212            /**
213             * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
214             * and sets this as the new data source for the table.
215             *
216             * @param fs
217             *            the feature source
218             * @param amd
219             *            {@link AttributeMetaData}-Map to define the visible attributes
220             *            and translation
221             */
222            public void setFeatureCollection(StyledFeaturesInterface layer,
223                            Filter filter) {
224                    this.layer = layer;
225                    try {
226                            if (layer == null)
227                                    setFeatureSource(null, null, null);
228                            else {
229                                    FeatureCollection fc = layer.getFeatureCollection();
230                                    String fcName = fc.getSchema().getTypeName();
231                                    FeatureSource fs = new MemoryDataStore(fc)
232                                                    .getFeatureSource(fcName);
233                                    setFeatureSource(fs, layer.getAttributeMetaDataMap(), filter);
234                            }
235                    } catch (Exception err) {
236                            throw new RuntimeException(err);
237                    }
238            }
239    
240            /**
241             * Sets the {@code StyledFeatureCollection} as new data source for the
242             * table.
243             *
244             * @param fs
245             *            the feature source
246             * @param amd
247             *            {@link AttributeMetaData}-Map to define the visible attributes
248             *            and translation
249             */
250            public void setFeatureCollection(StyledFeatureSourceInterface layer,
251                            Filter filter) {
252                    this.layer = layer;
253                    try {
254                            if (layer == null)
255                                    setFeatureSource(null, null, null);
256                            else
257                                    setFeatureSource(layer.getGeoObject(), layer
258                                                    .getAttributeMetaDataMap(), filter);
259                    } catch (Exception err) {
260                            throw new RuntimeException(err);
261                    }
262            }
263    
264            /**
265             * Resets the filter for the table.
266             *
267             * @param filter
268             *            a filter
269             */
270            public void setFilter(Filter filter) {
271                    try {
272                            setFeatureSource(this.featureSource, this.origAMD, filter);
273                    } catch (Exception err) {
274                            LOGGER.error("Setting the filter of the table model", err);
275                            throw new RuntimeException(err);
276                    }
277            }
278    
279            /**
280             * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the
281             *         Features
282             */
283            public Filter getFilter() {
284                    return this.filter;
285            }
286    
287            /**
288             * After calling {@code super.reorganize(.)} this method replaced the column
289             * descriptions with the titles of the {@code AttributeMetaData}.
290             *
291             * @param fireTableStructureChanged
292             *            indicates whether a table event is initiated after reorganize
293             */
294            @Override
295            protected void reorganize(boolean fireTableStructureChanged) {
296                    super.reorganize(false);
297                    // translate the column names
298                    if (visibleAMD != null) {
299                            Iterator<Integer> keys = visibleAMD.keySet().iterator();
300                            for (int i = 0; i < colNames.length && keys.hasNext(); i++) {
301                                    Translation title = visibleAMD.get(keys.next()).getTitle();
302                                    if (!I8NUtil.isEmpty(title)) {
303                                            // System.out.println("set colname " + i + " to " +
304                                            // title.toString());
305                                            colNames[i] = title.toString();
306                                    }
307                            }
308                    }
309                    if (fireTableStructureChanged)
310                            fireTableStructureChanged();
311            }
312    
313            /**
314             * @return Cached bounds for the whole dataset (without applying the filter)
315             *         or <code>null</code>
316             */
317            public Envelope getBounds() {
318                    return bounds;
319            }
320    }

Legend:
Removed from v.58  
changed lines
  Added in v.244

[email protected]
ViewVC Help
Powered by ViewVC 1.1.26