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trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java revision 62 by alfonx, Fri Apr 17 18:56:17 2009 UTC branches/1.0-gt2-2.6/src/skrueger/geotools/StyledFeatureCollectionTableModel.java revision 534 by alfonx, Fri Nov 20 10:28:01 2009 UTC
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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, focusing (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 com.vividsolutions.jts.geom.Envelope;   *
26     * Contributors:
27  import schmitzm.geotools.gui.FeatureCollectionTableModel;   *     Martin O. J. Schmitz - initial API and implementation
28  import skrueger.AttributeMetaData;   *     Stefan A. Krüger - additional utility classes
29  import skrueger.i8n.I8NUtil;   ******************************************************************************/
30  import skrueger.i8n.Translation;  package skrueger.geotools;
31    
32  /**  import java.util.HashMap;
33   * This class extends the the {@link FeatureCollectionTableModel} with the  import java.util.Vector;
34   * functionalities of the {@link AttributeMetaData} of  
35   * {@linkplain StyledMapInterface styled objects}.  import org.apache.log4j.Logger;
36   * <ul>  import org.geotools.data.DefaultQuery;
37   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>  import org.geotools.data.FeatureSource;
38   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.geotools.data.Query;
39   * </ul>  import org.geotools.feature.FeatureCollection;
40   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)  import org.opengis.feature.simple.SimpleFeature;
41   */  import org.opengis.feature.simple.SimpleFeatureType;
42  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {  import org.opengis.feature.type.AttributeDescriptor;
43    /** Holds the data source as styled map. */  import org.opengis.filter.Filter;
44    protected StyledMapInterface map = null;  
45    /** Contains only the visible elements of the {@link AttributeMetaData}-Map */  import schmitzm.geotools.feature.FeatureUtil;
46    protected Map<Integer, AttributeMetaData> visibleAMD = null;  import schmitzm.geotools.gui.FeatureCollectionTableModel;
47    /** Holds the data source for the table as {@code FeatureSource}. */  import skrueger.AttributeMetadata;
48    protected FeatureSource featureSource = null;  
49    /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */  import com.vividsolutions.jts.geom.Envelope;
50    protected Map<Integer, AttributeMetaData> origAMD = null;  
51    /** Holds the current filter on the table */  /**
52    protected Filter filter = null;   * This class extends the the {@link FeatureCollectionTableModel} with the
53    /** Holds the Bounds for all features. Only set once during the constructor **/   * functionalities of the {@link AttributeMetadata}.
54    protected Envelope bounds;   * <ul>
55     * <li>column names are translated according to
56    /**   * {@link AttributeMetadata#getTitle()}</li>
57     * Creates a new table model for a styled map.   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
58     * @param map the styled map   * <li>Any filter defined in the {@link StyledFeaturesInterface} will be
59     */   * applied.</li>
60    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {   * </ul>
61      this(map,Filter.INCLUDE);   *
62    }   * @author Stefan A. Krüger
63     */
64    /**  public class StyledFeatureCollectionTableModel extends
65     * Creates a new table model for a styled map.                  FeatureCollectionTableModel {
66     * @param map the styled map          final static private Logger LOGGER = Logger
67     * @param filter filter applied to the table                          .getLogger(StyledFeatureCollectionTableModel.class);
68     */          /** Contains the complete {@link AttributeMetadata}-Map of the styled layer. */
69    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {          protected AttributeMetadataMap amdMap = null;
70      super();          /** Holds the current filter on the table */
71      setFeatureCollection(map, filter);          protected Filter filter = null;
72    }          /** Holds the Bounds for all features. Only set once during the constructor **/
73            protected Envelope bounds;
74    /**          /**
75     * Creates a new table model for a styled map.           * Tooltips für die Spaltennamen. Wird nur beim Aufruf von
76     * @param map the styled map           * {@link #reorganize} befuellt.
77     */           */
78    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {          protected String[] colTooltips = null;
79      this(map,Filter.INCLUDE);  
80    }          /**
81             * Creates a new table model for a styled layer.
82    /**           *
83     * Creates a new table model for a styled map.           * @param styledFeatures
84     * @param map the styled map           *            the styled layer
85     * @param filter filter applied to the table           * @param filter
86     */           *            filter applied to the table
87    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {           */
88      super();          public StyledFeatureCollectionTableModel(
89      setFeatureCollection(map, filter);                          StyledFeaturesInterface<?> styledFeatures) {
90    }                  setStyledFeatures(styledFeatures);
91            }
92    /**  
93     * Sets a new data source for the table.          /**
94     * @param fs     the feature source           * Sets a new data source for the table.
95     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           *
96     *               and translation           * @param fs
97     */           *            the feature source
98    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {           * @param amdm
99      if ( filter == null )           *            {@link AttributeMetadata}-Map to define the visible attributes
100        filter = Filter.INCLUDE;           *            and translation
101                 */
102      this.featureSource = fs;          protected void setFeatureSource(
103      this.filter        = filter;                          FeatureSource<SimpleFeatureType, SimpleFeature> fs,
104      this.origAMD       = amd;                          AttributeMetadataMap amdm, Filter filter) throws Exception {
105      this.visibleAMD    = null;  
106                        if (filter == null)
107      FeatureCollection fc = null;                          filter = Filter.INCLUDE;
108      if (fs != null) {  
109                            // this.featureSource = fs;
110         bounds = fs.getBounds();                  this.filter = filter;
111                            this.amdMap = amdm;
112        Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);  
113        if (amd != null) {                  FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
114          // determine the names of the visible Attributes                  if (fs != null) {
115          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);  
116          Vector<String> visibleAttrNames = new Vector<String>();                          bounds = fs.getBounds();
117          // Add the column with the geometry (usually "the_geom")  
118          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());                          final SimpleFeatureType schema = fs.getSchema();
119          for (int attrIdx : visibleAMD.keySet())                          Query query = new DefaultQuery(schema.getTypeName(), filter);
120            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());                          if (amdm != null) {
121                                    Vector<String> visibleAttrNames = new Vector<String>();
122          // create a query for the visible attributes  
123          String[] properties = visibleAttrNames.toArray(new String[0]);                                  // Add the column with the geometry (usually "the_geom")
124                                            visibleAttrNames.add(schema.getGeometryDescriptor()
125          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);                                                  .getLocalName());
126        }  
127        fc = fs.getFeatures(query);                                  // Add other visible attributes as ordered by weights
128                                    for (AttributeMetadata a : amdm.sortedValuesVisibleOnly()) {
129  // FAILS:!!!, even with  query = new DefaultQuery(fs.getSchema().getTypeName(), filter);                                          visibleAttrNames.add(a.getLocalName());
130                          // java.lang.UnsupportedOperationException: Unknown feature                                  }
131                          // attribute: PQM_MOD  
132                          // at                                  // for (AttributeDescriptor aDesc :
133                          // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)                                  // schema.getAttributeDescriptors()) {
134                          // bounds = fc.getBounds();                                  //                                      
135                          // SK, 17.4.2009                                  // // Always add the geometry
136                          //                                        // if (schema.getGeometryDescriptor()
137                          // System.out.println("Filter = "+filter);                                  // .getName().equals(aDesc.getName())) {
138                          // System.out.println("Size of FC = "+fc.size());                                  // visibleAttrNames.add(schema.getGeometryDescriptor()
139                          // System.out.println("anz att= "+fc.getNumberOfAttributes());                                  // .getLocalName());
140      }                                  // continue;
141      setFeatureCollection(fc);                                  // }
142    }                                  //                                      
143                                    // if (amd.get(aDesc.getName()).isVisible())
144    /**                                  // visibleAttrNames.add(aDesc.getName().getLocalPart());
145     * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}                                  // }
146     * and sets this as the new data source for the table.                                  //
147     * @param fs     the feature source                                  // // create a query for the visible attributes
148     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                                  String[] properties = visibleAttrNames.toArray(new String[] {});
149     *               and translation                                  //
150     */                                  // LOGGER.debug("Query contains the following attributes: "
151    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {                                  // + visibleAttrNames);
152      this.map = map;  
153      try {                                  /**
154        if (map == null)                                   * I got NPEs when properties contained only [the_geom] ?!??!!??
155          setFeatureSource(null, null, null);                                   * TODO Try again one day... Not today... 20.11.2009, SK
156        else {                                   */
157          FeatureCollection fc = map.getGeoObject();                                  if (properties.length > 1) {
158          String fcName = fc.getFeatureType().getTypeName();                                          query = new DefaultQuery(schema.getTypeName(), filter,
159          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);                                                          properties);
160          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);                                  } else {
161        }                                          query = new DefaultQuery(schema.getTypeName(), filter);
162      } catch (Exception err) {                                  }
163        throw new RuntimeException(err);                          }
164      }                          fc = fs.getFeatures(query);
165    }                  }
166                    setFeatureCollection(fc);
167    /**          }
168     * Sets the {@code StyledFeatureCollection} as new data source for the table.  
169     * @param fs     the feature source          /**
170     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
171     *               and translation           * and sets this as the new data source for the table.
172     */           *
173    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {           * @param fs
174      this.map = map;           *            the feature source
175      try {           * @param amd
176        if (map == null)           *            {@link AttributeMetadata}-Map to define the visible attributes
177          setFeatureSource(null, null, null);           *            and translation
178        else           */
179          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);          public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
180      } catch (Exception err) {                  try {
181        throw new RuntimeException(err);                          if (styledFeatures == null)
182      }                                  setFeatureSource(null, null, null);
183    }                          else {
184                                      setFeatureSource(styledFeatures.getFeatureSource(),
185    /**                                                  styledFeatures.getAttributeMetaDataMap(),
186     * Resets the filter for the table.                                                  styledFeatures.getFilter());
187     * @param filter a filter                          }
188     */                  } catch (Exception err) {
189    public void setFilter(Filter filter) {                          throw new RuntimeException(err);
190      try{                  }
191        setFeatureSource(this.featureSource, this.origAMD, filter);          }
192      } catch (Exception err) {  
193        throw new RuntimeException(err);          /**
194      }           * After calling {@code super.reorganize(.)} this method replaced the column
195    }           * descriptions with the titles of the {@code AttributeMetaData}.
196               *
197    /**           * @param fireTableStructureChanged
198     * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the Features           *            indicates whether a table event is initiated after reorganize
199     */           */
200    public Filter getFilter() {          @Override
201            return this.filter;          protected void reorganize(boolean fireTableStructureChanged) {
202    }  
203                    featureArray = FeatureUtil.featuresToArray(featureTable);
204    /**                  if (featureArray == null || featureArray.length == 0) {
205     * After calling {@code super.reorganize(.)} this method replaced the                          colNames = new String[0];
206     * column descriptions with the titles of the {@code AttributeMetaData}.                          colTooltips = new String[0]; // Only set and used in
207     * @param fireTableStructureChanged indicates whether a table event is                                                                                          // StyledFeatureCollectionTableModel
208     *        initiated after reorganize                          colClass = new Class[0];
209     */                  } else {
210    @Override                          // Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen
211    protected void reorganize(boolean fireTableStructureChanged) {                          SimpleFeatureType schema = featureArray[0].getFeatureType();
212      super.reorganize(false);                          // Pruefen, welche Attribute angezeigt werden
213      // translate the column names                          attrTypes.clear();
214      if (visibleAMD != null) {                          for (AttributeMetadata amd : amdMap.sortedValuesVisibleOnly()) {
215        Iterator<Integer> keys = visibleAMD.keySet().iterator();                                  AttributeDescriptor type = schema.getDescriptor(amd.getName());
216        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                                  if (attrFilter == null || attrFilter.accept(type))
217          Translation title = visibleAMD.get(keys.next()).getTitle();                                          attrTypes.add(type);
218          if (!I8NUtil.isEmpty(title)) {                          }
219  //          System.out.println("set colname " + i + " to " + title.toString());                          // Namen und Attribut-Indizes der angezeigten Spalten ermitteln
220            colNames[i] = title.toString();                          colNames = new String[attrTypes.size()];
221          }                          colTooltips = new String[attrTypes.size()]; // Only set and used in
222        }                                                                                                                  // StyledFeatureCollectionTableModel
223      }                          colClass = new Class[attrTypes.size()];
224      if ( fireTableStructureChanged )                          attrIdxForCol = new int[attrTypes.size()];
225        fireTableStructureChanged();                          for (int i = 0; i < colNames.length; i++) {
226    }                                  AttributeDescriptor descriptor = schema.getDescriptor(amdMap.sortedValuesVisibleOnly().get(i).getName());
227    
228    /**                                  // Not so nice in 26: find the index of an attribute...
229           * @returns Cached bounds for the whole dataset (without applying the                                  int idx = schema.getAttributeDescriptors().indexOf(descriptor);
230           *          filter) or <code>null</code>                                  attrIdxForCol[i] = idx;
231           */  
232          public Envelope getBounds() {                                  String attName = schema.getAttributeDescriptors().get(idx)
233                  return bounds;                                                  .getLocalName();
234          }                                  colNames[i] = amdMap.get(attName).getTitle().toString();
235  }                                  AttributeMetadata amd = amdMap.get(attName);
236                                    colTooltips[i] = "<html>"+amd.getDesc().toString()+"<br>"+amd.getName()+"</html>";
237                                    colClass[i] = schema.getAttributeDescriptors().get(idx).getType()
238                                                    .getBinding();
239                            }
240                    }
241    
242                    // store feature indexes in HashMap to optimize findFeature(.)
243                    featureIdx = new HashMap<String, Integer>();
244                    for (int i = 0; i < featureArray.length; i++)
245                            if (featureArray[i] != null)
246                                    featureIdx.put(featureArray[i].getID(), i);
247    //
248    //              // translate the column names
249    //              if (amdMap != null) {
250    //                      for (int i = 0; i < colNames.length; i++) {
251    //                              colTooltips[i] = amdMap.get(colNames[i]).getDesc().toString()
252    //                                              + "<br>" + colNames[i];
253    //                              colNames[i] = amdMap.get(colNames[i]).getTitle().toString();
254    //
255    //                      }
256    //              }
257                    if (fireTableStructureChanged)
258                            fireTableStructureChanged();
259    
260            }
261    
262            /**
263             * @return Cached bounds for the whole dataset (without applying the filter)
264             *         or <code>null</code>
265             */
266            public Envelope getBounds() {
267                    return bounds;
268            }
269    }

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