/[schmitzm]/trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
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revision 145 by alfonx, Thu Jun 18 00:28:28 2009 UTC revision 685 by alfonx, Wed Feb 10 15:04:02 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.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.apache.log4j.Logger;   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  import org.geotools.data.DefaultQuery;   * GNU General Public License for more details.
20  import org.geotools.data.FeatureSource;   *
21  import org.geotools.data.Query;   * You should have received a copy of the GNU Lesser General Public License (license.txt)
22  import org.geotools.data.memory.MemoryDataStore;   * along with this program; if not, write to the Free Software
23  import org.geotools.feature.FeatureCollection;   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
24  import org.opengis.filter.Filter;   * or try this link: http://www.gnu.org/licenses/lgpl.html
25     *
26  import schmitzm.geotools.gui.FeatureCollectionTableModel;   * Contributors:
27  import skrueger.AttributeMetaData;   *     Martin O. J. Schmitz - initial API and implementation
28  import skrueger.i8n.I8NUtil;   *     Stefan A. Krüger - additional utility classes
29  import skrueger.i8n.Translation;   ******************************************************************************/
30    package skrueger.geotools;
31  import com.vividsolutions.jts.geom.Envelope;  
32    import java.util.HashMap;
33  /**  import java.util.List;
34   * This class extends the the {@link FeatureCollectionTableModel} with the  import java.util.Vector;
35   * functionalities of the {@link AttributeMetaData} of  
36   * {@linkplain StyledMapInterface styled objects}.  import org.apache.log4j.Logger;
37   * <ul>  import org.geotools.data.DefaultQuery;
38   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>  import org.geotools.data.FeatureSource;
39   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.geotools.data.Query;
40   * </ul>  import org.geotools.feature.FeatureCollection;
41   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)  import org.opengis.feature.simple.SimpleFeature;
42   */  import org.opengis.feature.simple.SimpleFeatureType;
43  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {  import org.opengis.feature.type.AttributeDescriptor;
44    final static private Logger LOGGER = Logger.getLogger(StyledFeatureCollectionTableModel.class);  import org.opengis.filter.Filter;
45    /** Holds the data source as styled map. */  
46    protected StyledMapInterface<?> map = null;  import schmitzm.geotools.feature.FeatureUtil;
47    /** Contains only the visible elements of the {@link AttributeMetaData}-Map */  import schmitzm.geotools.gui.FeatureCollectionTableModel;
48    protected Map<Integer, AttributeMetaData> visibleAMD = null;  import skrueger.AttributeMetadata;
49    /** Holds the data source for the table as {@code FeatureSource}. */  
50    protected FeatureSource featureSource = null;  import com.vividsolutions.jts.geom.Envelope;
51    /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */  
52    protected Map<Integer, AttributeMetaData> origAMD = null;  /**
53    /** Holds the current filter on the table */   * This class extends the the {@link FeatureCollectionTableModel} with the
54    protected Filter filter = null;   * functionalities of the {@link AttributeMetadata}.
55    /** Holds the Bounds for all features. Only set once during the constructor **/   * <ul>
56    protected Envelope bounds;   * <li>column names are translated according to
57     * {@link AttributeMetadata#getTitle()}</li>
58    /**   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
59     * Creates a new table model for a styled map.   * <li>Any filter defined in the {@link StyledFeaturesInterface} will be
60     * @param map the styled map   * applied.</li>
61     */   * </ul>
62    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {   *
63      this(map,Filter.INCLUDE);   * @author Stefan A. Krüger
64    }   */
65    public class StyledFeatureCollectionTableModel extends
66    /**                  FeatureCollectionTableModel {
67     * Creates a new table model for a styled map.          final static private Logger LOGGER = Logger
68     * @param map the styled map                          .getLogger(StyledFeatureCollectionTableModel.class);
69     * @param filter filter applied to the table          /** Contains the complete {@link AttributeMetadata}-Map of the styled layer. */
70     */          protected AttributeMetadataMap amdMap = null;
71    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {          /** Holds the current filter on the table */
72      super();          protected Filter filter = null;
73      setFeatureCollection(map, filter);          /** Holds the Bounds for all features. Only set once during the constructor **/
74    }          protected Envelope bounds;
75            /**
76    /**           * Tooltips für die Spaltennamen. Wird nur beim Aufruf von
77     * Creates a new table model for a styled map.           * {@link #reorganize} befuellt.
78     * @param map the styled map           */
79     */          protected String[] colTooltips = null;
80    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {  
81      this(map,Filter.INCLUDE);          /** A cache for the #sortedValuesVisibleOnly() **/
82    }          protected List<AttributeMetadata> amdMapVisibleOnly = null;
83    
84    /**          /**
85     * Creates a new table model for a styled map.           * Creates a new table model for a styled layer.
86     * @param map the styled map           *
87     * @param filter filter applied to the table           * @param styledFeatures
88     */           *            the styled layer
89    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {           * @param filter
90      super();           *            filter applied to the table
91      setFeatureCollection(map, filter);           */
92    }          public StyledFeatureCollectionTableModel(
93                            StyledFeaturesInterface<?> styledFeatures) {
94    /**                  setStyledFeatures(styledFeatures);
95     * Sets a new data source for the table.          }
96     * @param fs     the feature source  
97     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes          /**
98     *               and translation           * This overwritten method filters the values for NODATA-values defined in
99     */           * the {@link AttributeMetadata}
100    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {           */
101      if ( filter == null )          @Override
102        filter = Filter.INCLUDE;          public Object getValueAt(int row, int col) {
103                        Object rawValue = super.getValueAt(row, col);
104      this.featureSource = fs;                  return amdMap.sortedValuesVisibleOnly().get(col).fiterNodata(rawValue);
105      this.filter        = filter;          }
106      this.origAMD       = amd;          
107      this.visibleAMD    = null;          /**
108                 * Sets a new data source for the table.
109      FeatureCollection fc = null;           *
110      if (fs != null) {           * @param fs
111                     *            the feature source
112         bounds = fs.getBounds();           * @param amdm
113                     *            {@link AttributeMetadata}-Map to define the visible attributes
114        Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);           *            and translation
115        if (amd != null) {           */
116          // determine the names of the visible Attributes          protected void setFeatureSource(
117          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);                          FeatureSource<SimpleFeatureType, SimpleFeature> fs,
118          Vector<String> visibleAttrNames = new Vector<String>();                          AttributeMetadataMap amdm, Filter filter) throws Exception {
119          // Add the column with the geometry (usually "the_geom")  
120          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());                  if (filter == null)
121          for (int attrIdx : visibleAMD.keySet())                          filter = Filter.INCLUDE;
122            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());  
123                    // this.featureSource = fs;
124          // create a query for the visible attributes                  this.filter = filter;
125          String[] properties = visibleAttrNames.toArray(new String[0]);                  this.amdMap = amdm;
126                            this.amdMapVisibleOnly = amdMap.sortedValuesVisibleOnly();
127          LOGGER.debug("Query contains the following attributes: " + visibleAttrNames);  
128                            FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
129          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);                  if (fs != null) {
130        }  
131        fc = fs.getFeatures(query);                          bounds = fs.getBounds();
132    
133  // FAILS:!!!, even with  query = new DefaultQuery(fs.getSchema().getTypeName(), filter);                          final SimpleFeatureType schema = fs.getSchema();
134                          // java.lang.UnsupportedOperationException: Unknown feature                          Query query = new DefaultQuery(schema.getTypeName(), filter);
135                          // attribute: PQM_MOD                          if (amdm != null) {
136                          // at                                  Vector<String> visibleAttrNames = new Vector<String>();
137                          // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)  
138                          // bounds = fc.getBounds();                                  // Add the column with the geometry (usually "the_geom") always
139                          // SK, 17.4.2009                                  visibleAttrNames.add(schema.getGeometryDescriptor()
140                          //                                                        .getLocalName());
141                          // System.out.println("Filter = "+filter);  
142                          // System.out.println("Size of FC = "+fc.size());                                  // Add other visible attributes as ordered by weights
143                          // System.out.println("anz att= "+fc.getNumberOfAttributes());                                  for (AttributeMetadata a : amdMapVisibleOnly) {
144      }                                          visibleAttrNames.add(a.getLocalName());
145      setFeatureCollection(fc);                                  }
146    }  
147                                    // Tested with 2.6.x trunk from 2009-11-26 and it now works. So
148    /**                                  // we only request the properties we need!
149     * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}                                  // /**
150     * and sets this as the new data source for the table.                                  // * I got NPEs when properties contained only [the_geom]
151     * @param fs     the feature source                                  // ?!??!!??
152     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                                  // */
153     *               and translation                                  // if (properties.length > 1) {
154     */                                  query = new DefaultQuery(schema.getTypeName(), filter,
155    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {                                                  visibleAttrNames.toArray(new String[] {}));
156      this.map = map;                                  // } else {
157      try {                                  // query = new DefaultQuery(schema.getTypeName(), filter);
158        if (map == null)                                  // }
159          setFeatureSource(null, null, null);                          }
160        else {                          fc = fs.getFeatures(query);
161          FeatureCollection fc = map.getGeoObject();                  }
162          String fcName = fc.getSchema().getTypeName();                  setFeatureCollection(fc);
163          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);          }
164          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);  
165        }          /**
166      } catch (Exception err) {           * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
167        throw new RuntimeException(err);           * and sets this as the new data source for the table.
168      }           *
169    }           * @param fs
170             *            the feature source
171    /**           * @param amd
172     * Sets the {@code StyledFeatureCollection} as new data source for the table.           *            {@link AttributeMetadata}-Map to define the visible attributes
173     * @param fs     the feature source           *            and translation
174     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           */
175     *               and translation          public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
176     */                  try {
177    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {                          if (styledFeatures == null)
178      this.map = map;                                  setFeatureSource(null, null, null);
179      try {                          else {
180        if (map == null)                                  setFeatureSource(styledFeatures.getFeatureSource(),
181          setFeatureSource(null, null, null);                                                  styledFeatures.getAttributeMetaDataMap(),
182        else                                                  styledFeatures.getFilter());
183          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);                          }
184      } catch (Exception err) {                  } catch (Exception err) {
185        throw new RuntimeException(err);                          throw new RuntimeException(err);
186      }                  }
187    }          }
188      
189    /**          /**
190     * Resets the filter for the table.           * After calling {@code super.reorganize(.)} this method replaced the column
191     * @param filter a filter           * descriptions with the titles of the {@code AttributeMetaData}.
192     */           *
193    public void setFilter(Filter filter) {           * @param fireTableStructureChanged
194      try{           *            indicates whether a table event is initiated after reorganize
195        setFeatureSource(this.featureSource, this.origAMD, filter);           */
196      } catch (Exception err) {          @Override
197          LOGGER.error("Setting the filter of the table model", err);          protected void reorganize(boolean fireTableStructureChanged) {
198        throw new RuntimeException(err);  
199      }                  featureArray = FeatureUtil.featuresToArray(featureTable);
200    }                  if (featureArray == null || featureArray.length == 0) {
201                              colNames = new String[0];
202    /**                          colTooltips = new String[0]; // Only set and used in
203     * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the Features                          // StyledFeatureCollectionTableModel
204     */                          colClass = new Class[0];
205    public Filter getFilter() {                  } else {
206            return this.filter;                          // Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen
207    }                          SimpleFeatureType schema = featureArray[0].getFeatureType();
208                            // Pruefen, welche Attribute angezeigt werden
209    /**                          attrTypes.clear();
210     * After calling {@code super.reorganize(.)} this method replaced the                          for (AttributeMetadata amd : amdMapVisibleOnly) {
211     * column descriptions with the titles of the {@code AttributeMetaData}.                                  AttributeDescriptor type = schema.getDescriptor(amd.getName());
212     * @param fireTableStructureChanged indicates whether a table event is                                  if (attrFilter == null || attrFilter.accept(type))
213     *        initiated after reorganize                                          attrTypes.add(type);
214     */                          }
215    @Override                          // Namen und Attribut-Indizes der angezeigten Spalten ermitteln
216    protected void reorganize(boolean fireTableStructureChanged) {                          colNames = new String[attrTypes.size()];
217      super.reorganize(false);                          colTooltips = new String[attrTypes.size()]; // Only set and used in
218      // translate the column names                          // StyledFeatureCollectionTableModel
219      if (visibleAMD != null) {                          colClass = new Class[attrTypes.size()];
220        Iterator<Integer> keys = visibleAMD.keySet().iterator();                          attrIdxForCol = new int[attrTypes.size()];
221        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                          for (int i = 0; i < colNames.length; i++) {
222          Translation title = visibleAMD.get(keys.next()).getTitle();                                  AttributeDescriptor descriptor = schema
223          if (!I8NUtil.isEmpty(title)) {                                                  .getDescriptor(amdMapVisibleOnly.get(i).getName());
224  //          System.out.println("set colname " + i + " to " + title.toString());  
225            colNames[i] = title.toString();                                  // Not so nice in 26: find the index of an attribute...
226          }                                  int idx = schema.getAttributeDescriptors().indexOf(descriptor);
227        }                                  attrIdxForCol[i] = idx;
228      }  
229      if ( fireTableStructureChanged )                                  String attName = schema.getAttributeDescriptors().get(idx)
230        fireTableStructureChanged();                                                  .getLocalName();
231    }                                  colNames[i] = amdMap.get(attName).getTitle().toString();
232                                    AttributeMetadata amd = amdMap.get(attName);
233    /**                                  colTooltips[i] = "<html>" + amd.getDesc().toString() + "<br>"
234           * @return Cached bounds for the whole dataset (without applying the                                                  + amd.getName() + "</html>";
235           *          filter) or <code>null</code>                                  colClass[i] = schema.getAttributeDescriptors().get(idx)
236           */                                                  .getType().getBinding();
237          public Envelope getBounds() {                          }
238                  return bounds;                  }
239          }  
240  }                  // store feature indexes in HashMap to optimize findFeature(.)
241                    featureIdx = new HashMap<String, Integer>();
242                    for (int i = 0; i < featureArray.length; i++)
243                            if (featureArray[i] != null)
244                                    featureIdx.put(featureArray[i].getID(), i);
245                    //
246                    // // translate the column names
247                    // if (amdMap != null) {
248                    // for (int i = 0; i < colNames.length; i++) {
249                    // colTooltips[i] = amdMap.get(colNames[i]).getDesc().toString()
250                    // + "<br>" + colNames[i];
251                    // colNames[i] = amdMap.get(colNames[i]).getTitle().toString();
252                    //
253                    // }
254                    // }
255                    if (fireTableStructureChanged)
256                            fireTableStructureChanged();
257    
258            }
259    
260            /**
261             * @return Cached bounds for the whole dataset (without applying the filter)
262             *         or <code>null</code>
263             */
264            public Envelope getBounds() {
265                    return bounds;
266            }
267    }

Legend:
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changed lines
  Added in v.685

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