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trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java revision 111 by alfonx, Tue May 12 23:33:14 2009 UTC branches/2.2.x/src/skrueger/geotools/StyledFeatureCollectionTableModel.java revision 1055 by alfonx, Thu Sep 23 17:38:23 2010 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     * as published by the Free Software Foundation; either version 3
14  import java.util.Iterator;   * of the License, or (at your option) any later version.
15  import java.util.Map;   *
16  import java.util.TreeMap;   * This program is distributed in the hope that it will be useful,
17  import java.util.Vector;   * but WITHOUT ANY WARRANTY; without even the implied warranty of
18     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  import org.apache.log4j.Logger;   * GNU General Public License for more details.
20  import org.geotools.data.DefaultQuery;   *
21  import org.geotools.data.FeatureSource;   * You should have received a copy of the GNU Lesser General Public License (license.txt)
22  import org.geotools.data.Query;   * along with this program; if not, write to the Free Software
23  import org.geotools.data.memory.MemoryDataStore;   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
24  import org.geotools.feature.FeatureCollection;   * or try this link: http://www.gnu.org/licenses/lgpl.html
25  import org.opengis.filter.Filter;   *
26     * Contributors:
27  import com.vividsolutions.jts.geom.Envelope;   *     Martin O. J. Schmitz - initial API and implementation
28     *     Stefan A. Tzeggai - additional utility classes
29  import schmitzm.geotools.gui.FeatureCollectionTableModel;   ******************************************************************************/
30  import skrueger.AttributeMetaData;  package skrueger.geotools;
31  import skrueger.i8n.I8NUtil;  
32  import skrueger.i8n.Translation;  import java.util.HashMap;
33    import java.util.LinkedHashSet;
34  /**  import java.util.List;
35   * This class extends the the {@link FeatureCollectionTableModel} with the  
36   * functionalities of the {@link AttributeMetaData} of  import org.apache.log4j.Logger;
37   * {@linkplain StyledMapInterface styled objects}.  import org.geotools.data.DefaultQuery;
38   * <ul>  import org.geotools.data.FeatureSource;
39   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>  import org.geotools.data.Query;
40   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.geotools.feature.FeatureCollection;
41   * </ul>  import org.opengis.feature.simple.SimpleFeature;
42   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)  import org.opengis.feature.simple.SimpleFeatureType;
43   */  import org.opengis.feature.type.AttributeDescriptor;
44  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {  import org.opengis.feature.type.Name;
45    final static private Logger LOGGER = Logger.getLogger(StyledFeatureCollectionTableModel.class);  import org.opengis.filter.Filter;
46    /** Holds the data source as styled map. */  
47    protected StyledMapInterface<?> map = null;  import schmitzm.geotools.feature.FeatureUtil;
48    /** Contains only the visible elements of the {@link AttributeMetaData}-Map */  import schmitzm.geotools.gui.FeatureCollectionTableModel;
49    protected Map<Integer, AttributeMetaData> visibleAMD = null;  import skrueger.AttributeMetadataImpl;
50    /** Holds the data source for the table as {@code FeatureSource}. */  import skrueger.AttributeMetadataInterface;
51    protected FeatureSource featureSource = null;  
52    /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */  import com.vividsolutions.jts.geom.Envelope;
53    protected Map<Integer, AttributeMetaData> origAMD = null;  
54    /** Holds the current filter on the table */  /**
55    protected Filter filter = null;   * This class extends the the {@link FeatureCollectionTableModel} with the
56    /** Holds the Bounds for all features. Only set once during the constructor **/   * functionalities of the {@link AttributeMetadataImpl}.
57    protected Envelope bounds;   * <ul>
58     * <li>column names are translated according to
59    /**   * {@link AttributeMetadataImpl#getTitle()}</li>
60     * Creates a new table model for a styled map.   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
61     * @param map the styled map   * <li>Any filter defined in the {@link StyledFeaturesInterface} will be
62     */   * applied.</li>
63    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {   * </ul>
64      this(map,Filter.INCLUDE);   *
65    }   * @author Stefan A. Tzeggai
66     */
67    /**  public class StyledFeatureCollectionTableModel extends
68     * Creates a new table model for a styled map.                  FeatureCollectionTableModel {
69     * @param map the styled map          final static private Logger LOGGER = Logger
70     * @param filter filter applied to the table                          .getLogger(StyledFeatureCollectionTableModel.class);
71     */          /** Contains the complete {@link AttributeMetadataImpl}-Map of the styled layer. */
72    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {          protected AttributeMetadataMap<? extends AttributeMetadataInterface> amdMap = null;
73      super();          /** Holds the current filter on the table */
74      setFeatureCollection(map, filter);          protected Filter filter = null;
75    }          /** Holds the Bounds for all features. Only set once during the constructor **/
76            protected Envelope bounds;
77    /**          /**
78     * Creates a new table model for a styled map.           * Tooltips für die Spaltennamen. Wird nur beim Aufruf von
79     * @param map the styled map           * {@link #reorganize} befuellt.
80     */           */
81    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {          protected String[] colTooltips = null;
82      this(map,Filter.INCLUDE);  
83    }          /** A cache for the #sortedValuesVisibleOnly() **/
84            protected List<? extends AttributeMetadataInterface> amdMapVisibleOnly = null;
85    /**  
86     * Creates a new table model for a styled map.          /**
87     * @param map the styled map           * Creates a new table model for a styled layer.
88     * @param filter filter applied to the table           *
89     */           * @param styledFeatures
90    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {           *            the styled layer
91      super();           * @param filter
92      setFeatureCollection(map, filter);           *            filter applied to the table
93    }           */
94            public StyledFeatureCollectionTableModel(
95    /**                          StyledFeaturesInterface<?> styledFeatures) {
96     * Sets a new data source for the table.                  setStyledFeatures(styledFeatures);
97     * @param fs     the feature source          }
98     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes  
99     *               and translation          /**
100     */           * This overwritten method filters the values for NODATA-values defined in
101    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {           * the {@link AttributeMetadataImpl}
102      if ( filter == null )           */
103        filter = Filter.INCLUDE;          @Override
104                public Object getValueAt(int row, int col) {
105      this.featureSource = fs;                  Object rawValue = super.getValueAt(row, col);
106      this.filter        = filter;                  return amdMap.sortedValuesVisibleOnly().get(col).fiterNodata(rawValue);
107      this.origAMD       = amd;          }
108      this.visibleAMD    = null;          
109                /**
110      FeatureCollection fc = null;           * Sets a new data source for the table.
111      if (fs != null) {           *
112                     * @param fs
113         bounds = fs.getBounds();           *            the feature source
114                     * @param amdm
115        Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);           *            {@link AttributeMetadataImpl}-Map to define the visible attributes
116        if (amd != null) {           *            and translation
117          // determine the names of the visible Attributes           */
118          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);          protected void setFeatureSource(
119          Vector<String> visibleAttrNames = new Vector<String>();                          FeatureSource<SimpleFeatureType, SimpleFeature> fs,
120          // Add the column with the geometry (usually "the_geom")                          AttributeMetadataMap<? extends AttributeMetadataInterface> amdm, Filter filter) throws Exception {
121          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());  
122          for (int attrIdx : visibleAMD.keySet())                  if (filter == null)
123            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());                          filter = Filter.INCLUDE;
124    
125          // create a query for the visible attributes                  // this.featureSource = fs;
126          String[] properties = visibleAttrNames.toArray(new String[0]);                  this.filter = filter;
127                            this.amdMap = amdm;
128          LOGGER.debug("Query contains the following attributes: " + visibleAttrNames);                  this.amdMapVisibleOnly = amdMap.sortedValuesVisibleOnly();
129                            
130          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);                  FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
131        }                  if (fs != null) {
132        fc = fs.getFeatures(query);  
133                            bounds = fs.getBounds();
134  // FAILS:!!!, even with  query = new DefaultQuery(fs.getSchema().getTypeName(), filter);  
135                          // java.lang.UnsupportedOperationException: Unknown feature                          final SimpleFeatureType schema = fs.getSchema();
136                          // attribute: PQM_MOD                          Query query = new DefaultQuery(schema.getTypeName(), filter);
137                          // at                          if (amdm != null) {
138                          // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)                LinkedHashSet<String> visibleAttrNames = new LinkedHashSet<String>();
139                          // bounds = fc.getBounds();  
140                          // SK, 17.4.2009                                  // Add the column with the geometry (usually "the_geom") always
141                          //                                        String geomColumnLocalName = schema.getGeometryDescriptor()
142                          // System.out.println("Filter = "+filter);                                                  .getLocalName();
143                          // System.out.println("Size of FC = "+fc.size());                                  visibleAttrNames.add(geomColumnLocalName);
144                          // System.out.println("anz att= "+fc.getNumberOfAttributes());  
145      }                                  // Add other visible attributes as ordered by weights
146      setFeatureCollection(fc);                                  for (AttributeMetadataInterface a : amdMapVisibleOnly) {
147    }                                          visibleAttrNames.add(a.getLocalName());
148                                    }
149    /**  
150     * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}                                  // Tested with 2.6.x trunk from 2009-11-26 and it now works. So
151     * and sets this as the new data source for the table.                                  // we only request the properties we need!
152     * @param fs     the feature source                                  // /**
153     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                                  // * I got NPEs when properties contained only [the_geom]
154     *               and translation                                  // ?!??!!??
155     */                                  // */
156    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {                                  // if (properties.length > 1) {
157      this.map = map;                                  query = new DefaultQuery(schema.getTypeName(), filter,
158      try {                                                  visibleAttrNames.toArray(new String[] {}));
159        if (map == null)                                  // } else {
160          setFeatureSource(null, null, null);                                  // query = new DefaultQuery(schema.getTypeName(), filter);
161        else {                                  // }
162          FeatureCollection fc = map.getGeoObject();                                  
163          String fcName = fc.getFeatureType().getTypeName();                                  System.out.println(query.getPropertyNames());
164          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);                          }
165          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);                          fc = fs.getFeatures(query);
166        }                  }
167      } catch (Exception err) {                  setFeatureCollection(fc);
168        throw new RuntimeException(err);          }
169      }  
170    }          /**
171             * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
172    /**           * and sets this as the new data source for the table.
173     * Sets the {@code StyledFeatureCollection} as new data source for the table.           *
174     * @param fs     the feature source           * @param fs
175     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           *            the feature source
176     *               and translation           * @param amd
177     */           *            {@link AttributeMetadataImpl}-Map to define the visible attributes
178    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {           *            and translation
179      this.map = map;           */
180      try {          public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
181        if (map == null)                  try {
182          setFeatureSource(null, null, null);                          if (styledFeatures == null)
183        else                                  setFeatureSource(null, null, null);
184          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);                          else {
185      } catch (Exception err) {                                  setFeatureSource(styledFeatures.getFeatureSource(),
186        throw new RuntimeException(err);                                                  styledFeatures.getAttributeMetaDataMap(),
187      }                                                  styledFeatures.getFilter());
188    }                          }
189                      } catch (Exception err) {
190    /**                          throw new RuntimeException(err);
191     * Resets the filter for the table.                  }
192     * @param filter a filter          }
193     */  
194    public void setFilter(Filter filter) {          /**
195      try{           * After calling {@code super.reorganize(.)} this method replaced the column
196        setFeatureSource(this.featureSource, this.origAMD, filter);           * descriptions with the titles of the {@code AttributeMetaData}.
197      } catch (Exception err) {           *
198          LOGGER.error("Setting the filter of the table model", err);           * @param fireTableStructureChanged
199        throw new RuntimeException(err);           *            indicates whether a table event is initiated after reorganize
200      }           */
201    }          @Override
202              protected void reorganize(boolean fireTableStructureChanged) {
203    /**  
204     * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the Features                  featureArray = FeatureUtil.featuresToArray(featureTable);
205     */                  if (featureArray == null || featureArray.length == 0) {
206    public Filter getFilter() {                          colNames = new String[0];
207            return this.filter;                          colTooltips = new String[0]; // Only set and used in
208    }                          // StyledFeatureCollectionTableModel
209                            colClass = new Class[0];
210    /**                  } else {
211     * After calling {@code super.reorganize(.)} this method replaced the                          // Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen
212     * column descriptions with the titles of the {@code AttributeMetaData}.                          SimpleFeatureType schema = featureArray[0].getFeatureType();
213     * @param fireTableStructureChanged indicates whether a table event is                          // Pruefen, welche Attribute angezeigt werden
214     *        initiated after reorganize                          attrTypes.clear();
215     */                          for (AttributeMetadataInterface amd : amdMapVisibleOnly) {
216    @Override                                  Name name = amd.getName();
217    protected void reorganize(boolean fireTableStructureChanged) {                  AttributeDescriptor type = schema.getDescriptor(name);
218      super.reorganize(false);                  // if type can not be determined by complete name,
219      // translate the column names                  // try only the local name
220      if (visibleAMD != null) {                  if ( type == null )
221        Iterator<Integer> keys = visibleAMD.keySet().iterator();                    type = schema.getDescriptor(name.getLocalPart());
222        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                                  if (attrFilter == null || attrFilter.accept(type))
223          Translation title = visibleAMD.get(keys.next()).getTitle();                                          attrTypes.add(type);
224          if (!I8NUtil.isEmpty(title)) {                          }
225  //          System.out.println("set colname " + i + " to " + title.toString());                          // Namen und Attribut-Indizes der angezeigten Spalten ermitteln
226            colNames[i] = title.toString();                          colNames = new String[attrTypes.size()];
227          }                          colTooltips = new String[attrTypes.size()]; // Only set and used in
228        }                          // StyledFeatureCollectionTableModel
229      }                          colClass = new Class[attrTypes.size()];
230      if ( fireTableStructureChanged )                          attrIdxForCol = new int[attrTypes.size()];
231        fireTableStructureChanged();                          for (int i = 0; i < colNames.length; i++) {
232    }                                  Name name = amdMapVisibleOnly.get(i).getName();
233                    AttributeDescriptor descriptor = schema.getDescriptor(name);
234    /**                  // if type can not be determined by complete name,
235           * @returns Cached bounds for the whole dataset (without applying the                  // try only the local name
236           *          filter) or <code>null</code>                  if ( descriptor == null )
237           */                    descriptor = schema.getDescriptor(name.getLocalPart());
238          public Envelope getBounds() {  
239                  return bounds;                                  // Not so nice in 26: find the index of an attribute...
240          }                                  int idx = schema.getAttributeDescriptors().indexOf(descriptor);
241  }                                  attrIdxForCol[i] = idx;
242    
243                                    String attName = schema.getAttributeDescriptors().get(idx)
244                                                    .getLocalName();
245                                    colNames[i] = amdMap.get(attName).getTitle().toString();
246                                    AttributeMetadataInterface amd = amdMap.get(attName);
247                                    colTooltips[i] = "<html>" + amd.getDesc().toString() + "<br>"
248                                                    + amd.getName() + "</html>";
249                                    colClass[i] = schema.getAttributeDescriptors().get(idx)
250                                                    .getType().getBinding();
251                            }
252                    }
253    
254                    // store feature indexes in HashMap to optimize findFeature(.)
255                    featureIdx = new HashMap<String, Integer>();
256                    for (int i = 0; i < featureArray.length; i++)
257                            if (featureArray[i] != null)
258                                    featureIdx.put(featureArray[i].getID(), i);
259                    //
260                    // // translate the column names
261                    // if (amdMap != null) {
262                    // for (int i = 0; i < colNames.length; i++) {
263                    // colTooltips[i] = amdMap.get(colNames[i]).getDesc().toString()
264                    // + "<br>" + colNames[i];
265                    // colNames[i] = amdMap.get(colNames[i]).getTitle().toString();
266                    //
267                    // }
268                    // }
269                    if (fireTableStructureChanged)
270                            fireTableStructureChanged();
271    
272            }
273    
274            /**
275             * @return Cached bounds for the whole dataset (without applying the filter)
276             *         or <code>null</code>
277             */
278            public Envelope getBounds() {
279                    return bounds;
280            }
281    }

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