/[schmitzm]/trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
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revision 58 by mojays, Fri Apr 17 15:55:33 2009 UTC revision 1265 by alfonx, Fri Nov 12 19:17:47 2010 UTC
# Line 1  Line 1 
1  /** SCHMITZM - This file is part of the java library of Martin O.J. Schmitz (SCHMITZM)  /*******************************************************************************
2     * Copyright (c) 2009 Martin O. J. Schmitz.
3      This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.   *
4      This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.   * This file is part of the SCHMITZM library - a collection of utility
5      You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA   * classes based on Java 1.6, 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.LinkedHashSet;
34   * <ul>  import java.util.List;
35   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>  
36   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.apache.log4j.Logger;
37   * </ul>  import org.geotools.data.DefaultQuery;
38   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)  import org.geotools.data.FeatureSource;
39   */  import org.geotools.data.Query;
40  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {  import org.geotools.feature.FeatureCollection;
41    /** Holds the data source as styled map. */  import org.opengis.feature.simple.SimpleFeature;
42    protected StyledMapInterface map = null;  import org.opengis.feature.simple.SimpleFeatureType;
43    /** Contains only the visible elements of the {@link AttributeMetaData}-Map */  import org.opengis.feature.type.AttributeDescriptor;
44    protected Map<Integer, AttributeMetaData> visibleAMD = null;  import org.opengis.feature.type.Name;
45    /** Holds the data source for the table as {@code FeatureSource}. */  import org.opengis.filter.Filter;
46    protected FeatureSource featureSource = null;  
47    /** Holds the current filter on the table */  import schmitzm.geotools.feature.FeatureUtil;
48    protected Filter filter = null;  import schmitzm.geotools.gui.FeatureCollectionTableModel;
49    import skrueger.AttributeMetadataImpl;
50    /**  import skrueger.AttributeMetadataInterface;
51     * Creates a new table model for a styled map.  
52     * @param map the styled map  import com.vividsolutions.jts.geom.Envelope;
53     */  
54    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {  /**
55      this(map,Filter.INCLUDE);   * This class extends the the {@link FeatureCollectionTableModel} with the
56    }   * functionalities of the {@link AttributeMetadataImpl}.
57     * <ul>
58    /**   * <li>column names are translated according to
59     * Creates a new table model for a styled map.   * {@link AttributeMetadataImpl#getTitle()}</li>
60     * @param map the styled map   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
61     * @param filter filter applied to the table   * <li>Any filter defined in the {@link StyledFeaturesInterface} will be
62     */   * applied.</li>
63    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {   * </ul>
64      super();   *
65      setFeatureCollection(map, filter);   * @author Stefan A. Tzeggai
66    }   */
67    public class StyledFeatureCollectionTableModel extends
68    /**                  FeatureCollectionTableModel {
69     * Creates a new table model for a styled map.          final static private Logger LOGGER = Logger
70     * @param map the styled map                          .getLogger(StyledFeatureCollectionTableModel.class);
71     */          /**
72    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {           * Contains the complete {@link AttributeMetadataImpl}-Map of the styled
73      this(map,Filter.INCLUDE);           * layer.
74    }           */
75            protected AttributeMetadataMap<? extends AttributeMetadataInterface> amdMap = null;
76    /**          /** Holds the current filter on the table */
77     * Creates a new table model for a styled map.          protected Filter filter = null;
78     * @param map the styled map          /** Holds the Bounds for all features. Only set once during the constructor **/
79     * @param filter filter applied to the table          protected Envelope bounds;
80     */          /**
81    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {           * Tooltips für die Spaltennamen. Wird nur beim Aufruf von
82      super();           * {@link #reorganize} befuellt.
83      setFeatureCollection(map, filter);           */
84    }          protected String[] colTooltips = null;
85    
86    /**          /**
87     * Sets a new data source for the table.           * A cache for the #sortedValuesVisibleOnly(). WHen the amd is changed
88     * @param fs     the feature source           * externally, this object will stay the same
89     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           **/
90     *               and translation          protected List<? extends AttributeMetadataInterface> amdMapVisibleOnly = null;
91     */  
92    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {          /**
93      if ( filter == null )           * Creates a new table model for a styled layer.
94        filter = Filter.INCLUDE;           *
95             * @param styledFeatures
96      this.featureSource = fs;           *            the styled layer
97      this.filter        = filter;           * @param filter
98      this.visibleAMD    = null;           *            filter applied to the table
99                 */
100      FeatureCollection fc = null;          public StyledFeatureCollectionTableModel(
101      if (fs != null) {                          StyledFeaturesInterface<?> styledFeatures) {
102        Query query = new DefaultQuery();                  setStyledFeatures(styledFeatures);
103        if (amd != null) {          }
104          // determine the names of the visible Attributes  
105          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);          /**
106          Vector<String> visibleAttrNames = new Vector<String>();           * This overwritten method filters the values for NODATA-values defined in
107          // Add the column with the geometry (usually "the_geom")           * the {@link AttributeMetadataImpl}
108          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());           */
109          for (int attrIdx : visibleAMD.keySet())          @Override
110            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());          public Object getValueAt(int row, int col) {
111                    Object rawValue = super.getValueAt(row, col);
112          // create a query for the visible attributes                  return amdMapVisibleOnly.get(col).fiterNodata(rawValue);
113          String[] properties = visibleAttrNames.toArray(new String[0]);          }
114          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);  
115        }          /**
116        fc = fs.getFeatures(query);           * Sets a new data source for the table.
117      }           *
118      setFeatureCollection(fc);           * @param fs
119    }           *            the feature source
120             * @param amdm
121    /**           *            {@link AttributeMetadataImpl}-Map to define the visible
122     * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}           *            attributes and translation
123     * and sets this as the new data source for the table.           */
124     * @param fs     the feature source          protected void setFeatureSource(
125     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                          FeatureSource<SimpleFeatureType, SimpleFeature> fs,
126     *               and translation                          AttributeMetadataMap<? extends AttributeMetadataInterface> amdm,
127     */                          Filter filter) throws Exception {
128    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {  
129      this.map = map;                  if (filter == null)
130      try {                          filter = Filter.INCLUDE;
131        if (map == null)  
132          setFeatureSource(null, null, null);                  // this.featureSource = fs;
133        else {                  this.filter = filter;
134          FeatureCollection fc = map.getGeoObject();                  this.amdMap = amdm;
135          String fcName = fc.getFeatureType().getTypeName();                  this.amdMapVisibleOnly = amdMap.sortedValuesVisibleOnly();
136          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);  
137          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);                  FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
138        }                  if (fs != null) {
139      } catch (Exception err) {  
140        throw new RuntimeException(err);                          bounds = fs.getBounds();
141      }  
142    }                          final SimpleFeatureType schema = fs.getSchema();
143                            Query query = new DefaultQuery(schema.getTypeName(), filter);
144    /**                          if (amdm != null) {
145     * Sets the {@code StyledFeatureCollection} as new data source for the table.                                  LinkedHashSet<String> visibleAttrNames = new LinkedHashSet<String>();
146     * @param fs     the feature source  
147     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                                  // Add the column with the geometry (usually "the_geom") always
148     *               and translation                                  visibleAttrNames.add(schema.getGeometryDescriptor()
149     */                                                  .getLocalName());
150    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {  
151      this.map = map;                                  // Add other visible attributes as ordered by weights
152      try {                                  for (AttributeMetadataInterface a : amdMapVisibleOnly) {
153        if (map == null)                                          visibleAttrNames.add(a.getLocalName());
154          setFeatureSource(null, null, null);                                  }
155        else  
156          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);                                  // Tested with 2.6.x trunk from 2009-11-26 and it now works. So
157      } catch (Exception err) {                                  // we only request the properties we need!
158        throw new RuntimeException(err);                                  // /**
159      }                                  // * I got NPEs when properties contained only [the_geom]
160    }                                  // ?!??!!??
161                                      // */
162    /**                                  // if (properties.length > 1) {
163     * Resets the filter for the table.                                  query = new DefaultQuery(schema.getTypeName(), filter,
164     * @param filter a filter                                                  visibleAttrNames.toArray(new String[] {}));
165     */                                  // } else {
166    public void setFilter(Filter filter) {                                  // query = new DefaultQuery(schema.getTypeName(), filter);
167      try{                                  // }
168        setFeatureSource(this.featureSource, this.visibleAMD, filter);                          }
169      } catch (Exception err) {                          fc = fs.getFeatures(query);
170        throw new RuntimeException(err);                  }
171      }                  setFeatureCollection(fc);
172    }          }
173    
174    /**          /**
175     * After calling {@code super.reorganize(.)} this method replaced the           * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
176     * column descriptions with the titles of the {@code AttributeMetaData}.           * and sets this as the new data source for the table.
177     * @param fireTableStructureChanged indicates whether a table event is           *
178     *        initiated after reorganize           * @param fs
179     */           *            the feature source
180    @Override           * @param amd
181    protected void reorganize(boolean fireTableStructureChanged) {           *            {@link AttributeMetadataImpl}-Map to define the visible
182      super.reorganize(false);           *            attributes and translation
183      // translate the column names           */
184      if (visibleAMD != null) {          public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
185        Iterator<Integer> keys = visibleAMD.keySet().iterator();                  try {
186        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                          if (styledFeatures == null)
187          Translation title = visibleAMD.get(keys.next()).getTitle();                                  setFeatureSource(null, null, null);
188          if (!I8NUtil.isEmpty(title)) {                          else {
189            System.out.println("set colname " + i + " to " + title.toString());                                  setFeatureSource(styledFeatures.getFeatureSource(),
190            colNames[i] = title.toString();                                                  styledFeatures.getAttributeMetaDataMap(),
191          }                                                  styledFeatures.getFilter());
192        }                          }
193      }                  } catch (Exception err) {
194      if ( fireTableStructureChanged )                          throw new RuntimeException(err);
195        fireTableStructureChanged();                  }
196    }          }
197  }  
198            /**
199             * After calling {@code super.reorganize(.)} this method replaced the column
200             * descriptions with the titles of the {@code AttributeMetaData}.
201             *
202             * @param fireTableStructureChanged
203             *            indicates whether a table event is initiated after reorganize
204             */
205            @Override
206            protected void reorganize(boolean fireTableStructureChanged) {
207    
208                    featureArray = FeatureUtil.featuresToArray(featureTable);
209                    if (featureArray == null || featureArray.length == 0) {
210                            colNames = new String[0];
211                            colTooltips = new String[0]; // Only set and used in
212                            // StyledFeatureCollectionTableModel
213                            colClass = new Class[0];
214                    } else {
215                            // Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen
216                            SimpleFeatureType schema = featureArray[0].getFeatureType();
217                            // Pruefen, welche Attribute angezeigt werden
218                            attrTypes.clear();
219                            for (AttributeMetadataInterface amd : amdMapVisibleOnly) {
220                                    Name name = amd.getName();
221                                    AttributeDescriptor type = schema.getDescriptor(name);
222                                    // if type can not be determined by complete name,
223                                    // try only the local name
224                                    if (type == null)
225                                            type = schema.getDescriptor(name.getLocalPart());
226                                    if (attrFilter == null || attrFilter.accept(type))
227                                            attrTypes.add(type);
228                            }
229                            // Namen und Attribut-Indizes der angezeigten Spalten ermitteln
230                            colNames = new String[attrTypes.size()];
231                            colTooltips = new String[attrTypes.size()]; // Only set and used in
232                            // StyledFeatureCollectionTableModel
233                            colClass = new Class[attrTypes.size()];
234                            attrIdxForCol = new int[attrTypes.size()];
235                            for (int i = 0; i < colNames.length; i++) {
236                                    Name name = amdMapVisibleOnly.get(i).getName();
237                                    AttributeDescriptor descriptor = schema.getDescriptor(name);
238                                    // if type can not be determined by complete name,
239                                    // try only the local name
240                                    if (descriptor == null)
241                                            descriptor = schema.getDescriptor(name.getLocalPart());
242    
243                                    // Not so nice in 26: find the index of an attribute...
244                                    int idx = schema.getAttributeDescriptors().indexOf(descriptor);
245                                    attrIdxForCol[i] = idx;
246    
247                                    String attName = schema.getAttributeDescriptors().get(idx)
248                                                    .getLocalName();
249                                    colNames[i] = amdMap.get(attName).getTitle().toString();
250                                    AttributeMetadataInterface amd = amdMap.get(attName);
251                                    colTooltips[i] = "<html>" + amd.getDesc().toString() + "<br>"
252                                                    + amd.getName() + "</html>";
253                                    colClass[i] = schema.getAttributeDescriptors().get(idx)
254                                                    .getType().getBinding();
255                            }
256                    }
257    
258                    // store feature indexes in HashMap to optimize findFeature(.)
259                    featureIdx = new HashMap<String, Integer>();
260                    for (int i = 0; i < featureArray.length; i++)
261                            if (featureArray[i] != null)
262                                    featureIdx.put(featureArray[i].getID(), i);
263                    //
264                    // // translate the column names
265                    // if (amdMap != null) {
266                    // for (int i = 0; i < colNames.length; i++) {
267                    // colTooltips[i] = amdMap.get(colNames[i]).getDesc().toString()
268                    // + "<br>" + colNames[i];
269                    // colNames[i] = amdMap.get(colNames[i]).getTitle().toString();
270                    //
271                    // }
272                    // }
273                    if (fireTableStructureChanged)
274                            fireTableStructureChanged();
275    
276            }
277    
278            /**
279             * @return Cached bounds for the whole dataset (without applying the filter)
280             *         or <code>null</code>
281             */
282            public Envelope getBounds() {
283                    return bounds;
284            }
285    }

Legend:
Removed from v.58  
changed lines
  Added in v.1265

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