/[schmitzm]/branches/2.3.KECK/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
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revision 57 by mojays, Fri Apr 17 15:26:14 2009 UTC revision 1033 by mojays, Tue Sep 21 14:40:11 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  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. Tzeggai - 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.HashMap;
33   * {@linkplain StyledMapInterface styled objects}.  import java.util.List;
34   * <ul>  import java.util.Vector;
35   * <li>column names are translated according to  
36   * {@link AttributeMetaData#getTitle()}</li>  import org.apache.log4j.Logger;
37   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.geotools.data.DefaultQuery;
38   * </ul>  import org.geotools.data.FeatureSource;
39   *  import org.geotools.data.Query;
40   * @author <a href="mailto:[email protected]">Martin Schmitz</a>  import org.geotools.feature.FeatureCollection;
41   *         (University of Bonn/Germany)  import org.opengis.feature.simple.SimpleFeature;
42   *  import org.opengis.feature.simple.SimpleFeatureType;
43   */  import org.opengis.feature.type.AttributeDescriptor;
44  public class StyledFeatureCollectionTableModel extends  import org.opengis.feature.type.Name;
45      FeatureCollectionTableModel {  import org.opengis.filter.Filter;
46    
47    protected Map<Integer, AttributeMetaData> visibleAMD = null;  import schmitzm.geotools.feature.FeatureUtil;
48    import schmitzm.geotools.gui.FeatureCollectionTableModel;
49    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {  import skrueger.AttributeMetadataImpl;
50      this(map,Filter.INCLUDE);  import skrueger.AttributeMetadataInterface;
51    }  
52    import com.vividsolutions.jts.geom.Envelope;
53    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {  
54      super();  /**
55      setFeatureCollection(map, filter);   * This class extends the the {@link FeatureCollectionTableModel} with the
56    }   * functionalities of the {@link AttributeMetadataImpl}.
57     * <ul>
58    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {   * <li>column names are translated according to
59      this(map,Filter.INCLUDE);   * {@link AttributeMetadataImpl#getTitle()}</li>
60    }   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
61     * <li>Any filter defined in the {@link StyledFeaturesInterface} will be
62    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {   * applied.</li>
63      super();   * </ul>
64      setFeatureCollection(map, filter);   *
65    }   * @author Stefan A. Tzeggai
66     */
67    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {  public class StyledFeatureCollectionTableModel extends
68      this.visibleAMD = null;                  FeatureCollectionTableModel {
69      if ( filter == null )          final static private Logger LOGGER = Logger
70        filter = Filter.INCLUDE;                          .getLogger(StyledFeatureCollectionTableModel.class);
71                /** Contains the complete {@link AttributeMetadataImpl}-Map of the styled layer. */
72      FeatureCollection fc = null;          protected AttributeMetadataMap<? extends AttributeMetadataInterface> amdMap = null;
73      if (fs != null) {          /** Holds the current filter on the table */
74        Query query = new DefaultQuery();          protected Filter filter = null;
75        if (amd != null) {          /** Holds the Bounds for all features. Only set once during the constructor **/
76          // determine the names of the visible Attributes          protected Envelope bounds;
77          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);          /**
78          Vector<String> visibleAttrNames = new Vector<String>();           * Tooltips für die Spaltennamen. Wird nur beim Aufruf von
79          // Add the column with the geometry (usually "the_geom")           * {@link #reorganize} befuellt.
80          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());           */
81          for (int attrIdx : visibleAMD.keySet())          protected String[] colTooltips = null;
82            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());  
83            /** A cache for the #sortedValuesVisibleOnly() **/
84          // create a query for the visible attributes          protected List<? extends AttributeMetadataInterface> amdMapVisibleOnly = null;
85          String[] properties = visibleAttrNames.toArray(new String[0]);  
86          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);          /**
87        }           * Creates a new table model for a styled layer.
88        fc = fs.getFeatures(query);           *
89      }           * @param styledFeatures
90      setFeatureCollection(fc);           *            the styled layer
91    }           * @param filter
92             *            filter applied to the table
93    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {           */
94      try {          public StyledFeatureCollectionTableModel(
95        if (map == null)                          StyledFeaturesInterface<?> styledFeatures) {
96          setFeatureSource(null, null, null);                  setStyledFeatures(styledFeatures);
97        else {          }
98          FeatureCollection fc = map.getGeoObject();  
99          String fcName = fc.getFeatureType().getTypeName();          /**
100          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);           * This overwritten method filters the values for NODATA-values defined in
101          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);           * the {@link AttributeMetadataImpl}
102        }           */
103      } catch (Exception err) {          @Override
104        throw new RuntimeException(err);          public Object getValueAt(int row, int col) {
105      }                  Object rawValue = super.getValueAt(row, col);
106    }                  return amdMap.sortedValuesVisibleOnly().get(col).fiterNodata(rawValue);
107            }
108    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {          
109      try {          /**
110        if (map == null)           * Sets a new data source for the table.
111          setFeatureSource(null, null, null);           *
112        else           * @param fs
113          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);           *            the feature source
114      } catch (Exception err) {           * @param amdm
115        throw new RuntimeException(err);           *            {@link AttributeMetadataImpl}-Map to define the visible attributes
116      }           *            and translation
117    }           */
118            protected void setFeatureSource(
119    @Override                          FeatureSource<SimpleFeatureType, SimpleFeature> fs,
120    public void reorganize() {                          AttributeMetadataMap<? extends AttributeMetadataInterface> amdm, Filter filter) throws Exception {
121      super.reorganize();  
122      // translate the column names                  if (filter == null)
123      if (visibleAMD != null) {                          filter = Filter.INCLUDE;
124        Iterator<Integer> keys = visibleAMD.keySet().iterator();  
125        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                  // this.featureSource = fs;
126          Translation title = visibleAMD.get(keys.next()).getTitle();                  this.filter = filter;
127          if (!I8NUtil.isEmpty(title)) {                  this.amdMap = amdm;
128            System.out.println("set colname " + i + " to " + title.toString());                  this.amdMapVisibleOnly = amdMap.sortedValuesVisibleOnly();
129            colNames[i] = title.toString();  
130          }                  FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
131        }                  if (fs != null) {
132      }  
133      fireTableStructureChanged();                          bounds = fs.getBounds();
134    }  
135  }                          final SimpleFeatureType schema = fs.getSchema();
136                            Query query = new DefaultQuery(schema.getTypeName(), filter);
137                            if (amdm != null) {
138                                    Vector<String> visibleAttrNames = new Vector<String>();
139    
140                                    // Add the column with the geometry (usually "the_geom") always
141                                    visibleAttrNames.add(schema.getGeometryDescriptor()
142                                                    .getLocalName());
143    
144                                    // Add other visible attributes as ordered by weights
145                                    for (AttributeMetadataInterface a : amdMapVisibleOnly) {
146                                            visibleAttrNames.add(a.getLocalName());
147                                    }
148    
149                                    // Tested with 2.6.x trunk from 2009-11-26 and it now works. So
150                                    // we only request the properties we need!
151                                    // /**
152                                    // * I got NPEs when properties contained only [the_geom]
153                                    // ?!??!!??
154                                    // */
155                                    // if (properties.length > 1) {
156                                    query = new DefaultQuery(schema.getTypeName(), filter,
157                                                    visibleAttrNames.toArray(new String[] {}));
158                                    // } else {
159                                    // query = new DefaultQuery(schema.getTypeName(), filter);
160                                    // }
161                            }
162                            fc = fs.getFeatures(query);
163                    }
164                    setFeatureCollection(fc);
165            }
166    
167            /**
168             * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
169             * and sets this as the new data source for the table.
170             *
171             * @param fs
172             *            the feature source
173             * @param amd
174             *            {@link AttributeMetadataImpl}-Map to define the visible attributes
175             *            and translation
176             */
177            public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
178                    try {
179                            if (styledFeatures == null)
180                                    setFeatureSource(null, null, null);
181                            else {
182                                    setFeatureSource(styledFeatures.getFeatureSource(),
183                                                    styledFeatures.getAttributeMetaDataMap(),
184                                                    styledFeatures.getFilter());
185                            }
186                    } catch (Exception err) {
187                            throw new RuntimeException(err);
188                    }
189            }
190    
191            /**
192             * After calling {@code super.reorganize(.)} this method replaced the column
193             * descriptions with the titles of the {@code AttributeMetaData}.
194             *
195             * @param fireTableStructureChanged
196             *            indicates whether a table event is initiated after reorganize
197             */
198            @Override
199            protected void reorganize(boolean fireTableStructureChanged) {
200    
201                    featureArray = FeatureUtil.featuresToArray(featureTable);
202                    if (featureArray == null || featureArray.length == 0) {
203                            colNames = new String[0];
204                            colTooltips = new String[0]; // Only set and used in
205                            // StyledFeatureCollectionTableModel
206                            colClass = new Class[0];
207                    } else {
208                            // Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen
209                            SimpleFeatureType schema = featureArray[0].getFeatureType();
210                            // Pruefen, welche Attribute angezeigt werden
211                            attrTypes.clear();
212                            for (AttributeMetadataInterface amd : amdMapVisibleOnly) {
213                    Name name = amd.getName();
214                    AttributeDescriptor type = schema.getDescriptor(name);
215                    // if type can not be determined by complete name,
216                    // try only the local name
217                    if ( type == null )
218                      type = schema.getDescriptor(name.getLocalPart());
219                                    if (attrFilter == null || attrFilter.accept(type))
220                                            attrTypes.add(type);
221                            }
222                            // Namen und Attribut-Indizes der angezeigten Spalten ermitteln
223                            colNames = new String[attrTypes.size()];
224                            colTooltips = new String[attrTypes.size()]; // Only set and used in
225                            // StyledFeatureCollectionTableModel
226                            colClass = new Class[attrTypes.size()];
227                            attrIdxForCol = new int[attrTypes.size()];
228                            for (int i = 0; i < colNames.length; i++) {
229                    Name name = amdMapVisibleOnly.get(i).getName();
230                    AttributeDescriptor descriptor = schema.getDescriptor(name);
231                    // if type can not be determined by complete name,
232                    // try only the local name
233                    if ( descriptor == null )
234                      descriptor = schema.getDescriptor(name.getLocalPart());
235    
236                                    // Not so nice in 26: find the index of an attribute...
237                                    int idx = schema.getAttributeDescriptors().indexOf(descriptor);
238                                    attrIdxForCol[i] = idx;
239    
240                                    String attName = schema.getAttributeDescriptors().get(idx)
241                                                    .getLocalName();
242                                    colNames[i] = amdMap.get(attName).getTitle().toString();
243                                    AttributeMetadataInterface amd = amdMap.get(attName);
244                                    colTooltips[i] = "<html>" + amd.getDesc().toString() + "<br>"
245                                                    + amd.getName() + "</html>";
246                                    colClass[i] = schema.getAttributeDescriptors().get(idx)
247                                                    .getType().getBinding();
248                            }
249                    }
250    
251                    // store feature indexes in HashMap to optimize findFeature(.)
252                    featureIdx = new HashMap<String, Integer>();
253                    for (int i = 0; i < featureArray.length; i++)
254                            if (featureArray[i] != null)
255                                    featureIdx.put(featureArray[i].getID(), i);
256                    //
257                    // // translate the column names
258                    // if (amdMap != null) {
259                    // for (int i = 0; i < colNames.length; i++) {
260                    // colTooltips[i] = amdMap.get(colNames[i]).getDesc().toString()
261                    // + "<br>" + colNames[i];
262                    // colNames[i] = amdMap.get(colNames[i]).getTitle().toString();
263                    //
264                    // }
265                    // }
266                    if (fireTableStructureChanged)
267                            fireTableStructureChanged();
268    
269            }
270    
271            /**
272             * @return Cached bounds for the whole dataset (without applying the filter)
273             *         or <code>null</code>
274             */
275            public Envelope getBounds() {
276                    return bounds;
277            }
278    }

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