/[schmitzm]/trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
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revision 62 by alfonx, Fri Apr 17 18:56:17 2009 UTC revision 1265 by alfonx, Fri Nov 12 19:17:47 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 com.vividsolutions.jts.geom.Envelope;   *
26     * Contributors:
27  import schmitzm.geotools.gui.FeatureCollectionTableModel;   *     Martin O. J. Schmitz - initial API and implementation
28  import skrueger.AttributeMetaData;   *     Stefan A. Tzeggai - additional utility classes
29  import skrueger.i8n.I8NUtil;   ******************************************************************************/
30  import skrueger.i8n.Translation;  package skrueger.geotools;
31    
32  /**  import java.util.HashMap;
33   * This class extends the the {@link FeatureCollectionTableModel} with the  import java.util.LinkedHashSet;
34   * functionalities of the {@link AttributeMetaData} of  import java.util.List;
35   * {@linkplain StyledMapInterface styled objects}.  
36   * <ul>  import org.apache.log4j.Logger;
37   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>  import org.geotools.data.DefaultQuery;
38   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  import org.geotools.data.FeatureSource;
39   * </ul>  import org.geotools.data.Query;
40   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)  import org.geotools.feature.FeatureCollection;
41   */  import org.opengis.feature.simple.SimpleFeature;
42  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {  import org.opengis.feature.simple.SimpleFeatureType;
43    /** Holds the data source as styled map. */  import org.opengis.feature.type.AttributeDescriptor;
44    protected StyledMapInterface map = null;  import org.opengis.feature.type.Name;
45    /** Contains only the visible elements of the {@link AttributeMetaData}-Map */  import org.opengis.filter.Filter;
46    protected Map<Integer, AttributeMetaData> visibleAMD = null;  
47    /** Holds the data source for the table as {@code FeatureSource}. */  import schmitzm.geotools.feature.FeatureUtil;
48    protected FeatureSource featureSource = null;  import schmitzm.geotools.gui.FeatureCollectionTableModel;
49    /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */  import skrueger.AttributeMetadataImpl;
50    protected Map<Integer, AttributeMetaData> origAMD = null;  import skrueger.AttributeMetadataInterface;
51    /** Holds the current filter on the table */  
52    protected Filter filter = null;  import com.vividsolutions.jts.geom.Envelope;
53    /** Holds the Bounds for all features. Only set once during the constructor **/  
54    protected Envelope bounds;  /**
55     * This class extends the the {@link FeatureCollectionTableModel} with the
56    /**   * functionalities of the {@link AttributeMetadataImpl}.
57     * Creates a new table model for a styled map.   * <ul>
58     * @param map the styled map   * <li>column names are translated according to
59     */   * {@link AttributeMetadataImpl#getTitle()}</li>
60    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {   * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
61      this(map,Filter.INCLUDE);   * <li>Any filter defined in the {@link StyledFeaturesInterface} will be
62    }   * applied.</li>
63     * </ul>
64    /**   *
65     * Creates a new table model for a styled map.   * @author Stefan A. Tzeggai
66     * @param map the styled map   */
67     * @param filter filter applied to the table  public class StyledFeatureCollectionTableModel extends
68     */                  FeatureCollectionTableModel {
69    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {          final static private Logger LOGGER = Logger
70      super();                          .getLogger(StyledFeatureCollectionTableModel.class);
71      setFeatureCollection(map, filter);          /**
72    }           * Contains the complete {@link AttributeMetadataImpl}-Map of the styled
73             * layer.
74    /**           */
75     * Creates a new table model for a styled map.          protected AttributeMetadataMap<? extends AttributeMetadataInterface> amdMap = null;
76     * @param map the styled map          /** Holds the current filter on the table */
77     */          protected Filter filter = null;
78    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {          /** Holds the Bounds for all features. Only set once during the constructor **/
79      this(map,Filter.INCLUDE);          protected Envelope bounds;
80    }          /**
81             * Tooltips für die Spaltennamen. Wird nur beim Aufruf von
82    /**           * {@link #reorganize} befuellt.
83     * Creates a new table model for a styled map.           */
84     * @param map the styled map          protected String[] colTooltips = null;
85     * @param filter filter applied to the table  
86     */          /**
87    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {           * A cache for the #sortedValuesVisibleOnly(). WHen the amd is changed
88      super();           * externally, this object will stay the same
89      setFeatureCollection(map, filter);           **/
90    }          protected List<? extends AttributeMetadataInterface> amdMapVisibleOnly = null;
91    
92    /**          /**
93     * Sets a new data source for the table.           * Creates a new table model for a styled layer.
94     * @param fs     the feature source           *
95     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes           * @param styledFeatures
96     *               and translation           *            the styled layer
97     */           * @param filter
98    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {           *            filter applied to the table
99      if ( filter == null )           */
100        filter = Filter.INCLUDE;          public StyledFeatureCollectionTableModel(
101                                StyledFeaturesInterface<?> styledFeatures) {
102      this.featureSource = fs;                  setStyledFeatures(styledFeatures);
103      this.filter        = filter;          }
104      this.origAMD       = amd;  
105      this.visibleAMD    = null;          /**
106                 * This overwritten method filters the values for NODATA-values defined in
107      FeatureCollection fc = null;           * the {@link AttributeMetadataImpl}
108      if (fs != null) {           */
109                    @Override
110         bounds = fs.getBounds();          public Object getValueAt(int row, int col) {
111                            Object rawValue = super.getValueAt(row, col);
112        Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);                  return amdMapVisibleOnly.get(col).fiterNodata(rawValue);
113        if (amd != null) {          }
114          // determine the names of the visible Attributes  
115          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);          /**
116          Vector<String> visibleAttrNames = new Vector<String>();           * Sets a new data source for the table.
117          // Add the column with the geometry (usually "the_geom")           *
118          visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());           * @param fs
119          for (int attrIdx : visibleAMD.keySet())           *            the feature source
120            visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());           * @param amdm
121             *            {@link AttributeMetadataImpl}-Map to define the visible
122          // create a query for the visible attributes           *            attributes and translation
123          String[] properties = visibleAttrNames.toArray(new String[0]);           */
124                    protected void setFeatureSource(
125          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);                          FeatureSource<SimpleFeatureType, SimpleFeature> fs,
126        }                          AttributeMetadataMap<? extends AttributeMetadataInterface> amdm,
127        fc = fs.getFeatures(query);                          Filter filter) throws Exception {
128    
129  // FAILS:!!!, even with  query = new DefaultQuery(fs.getSchema().getTypeName(), filter);                  if (filter == null)
130                          // java.lang.UnsupportedOperationException: Unknown feature                          filter = Filter.INCLUDE;
131                          // attribute: PQM_MOD  
132                          // at                  // this.featureSource = fs;
133                          // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)                  this.filter = filter;
134                          // bounds = fc.getBounds();                  this.amdMap = amdm;
135                          // SK, 17.4.2009                  this.amdMapVisibleOnly = amdMap.sortedValuesVisibleOnly();
136                          //        
137                          // System.out.println("Filter = "+filter);                  FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
138                          // System.out.println("Size of FC = "+fc.size());                  if (fs != null) {
139                          // System.out.println("anz att= "+fc.getNumberOfAttributes());  
140      }                          bounds = fs.getBounds();
141      setFeatureCollection(fc);  
142    }                          final SimpleFeatureType schema = fs.getSchema();
143                            Query query = new DefaultQuery(schema.getTypeName(), filter);
144    /**                          if (amdm != null) {
145     * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}                                  LinkedHashSet<String> visibleAttrNames = new LinkedHashSet<String>();
146     * and sets this as the new data source for the table.  
147     * @param fs     the feature source                                  // Add the column with the geometry (usually "the_geom") always
148     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                                  visibleAttrNames.add(schema.getGeometryDescriptor()
149     *               and translation                                                  .getLocalName());
150     */  
151    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {                                  // Add other visible attributes as ordered by weights
152      this.map = map;                                  for (AttributeMetadataInterface a : amdMapVisibleOnly) {
153      try {                                          visibleAttrNames.add(a.getLocalName());
154        if (map == null)                                  }
155          setFeatureSource(null, null, null);  
156        else {                                  // Tested with 2.6.x trunk from 2009-11-26 and it now works. So
157          FeatureCollection fc = map.getGeoObject();                                  // we only request the properties we need!
158          String fcName = fc.getFeatureType().getTypeName();                                  // /**
159          FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);                                  // * I got NPEs when properties contained only [the_geom]
160          setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);                                  // ?!??!!??
161        }                                  // */
162      } catch (Exception err) {                                  // if (properties.length > 1) {
163        throw new RuntimeException(err);                                  query = new DefaultQuery(schema.getTypeName(), filter,
164      }                                                  visibleAttrNames.toArray(new String[] {}));
165    }                                  // } else {
166                                    // query = new DefaultQuery(schema.getTypeName(), filter);
167    /**                                  // }
168     * Sets the {@code StyledFeatureCollection} as new data source for the table.                          }
169     * @param fs     the feature source                          fc = fs.getFeatures(query);
170     * @param amd    {@link AttributeMetaData}-Map to define the visible attributes                  }
171     *               and translation                  setFeatureCollection(fc);
172     */          }
173    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {  
174      this.map = map;          /**
175      try {           * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
176        if (map == null)           * and sets this as the new data source for the table.
177          setFeatureSource(null, null, null);           *
178        else           * @param fs
179          setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);           *            the feature source
180      } catch (Exception err) {           * @param amd
181        throw new RuntimeException(err);           *            {@link AttributeMetadataImpl}-Map to define the visible
182      }           *            attributes and translation
183    }           */
184              public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
185    /**                  try {
186     * Resets the filter for the table.                          if (styledFeatures == null)
187     * @param filter a filter                                  setFeatureSource(null, null, null);
188     */                          else {
189    public void setFilter(Filter filter) {                                  setFeatureSource(styledFeatures.getFeatureSource(),
190      try{                                                  styledFeatures.getAttributeMetaDataMap(),
191        setFeatureSource(this.featureSource, this.origAMD, filter);                                                  styledFeatures.getFilter());
192      } catch (Exception err) {                          }
193        throw new RuntimeException(err);                  } catch (Exception err) {
194      }                          throw new RuntimeException(err);
195    }                  }
196              }
197    /**  
198     * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the Features          /**
199     */           * After calling {@code super.reorganize(.)} this method replaced the column
200    public Filter getFilter() {           * descriptions with the titles of the {@code AttributeMetaData}.
201            return this.filter;           *
202    }           * @param fireTableStructureChanged
203             *            indicates whether a table event is initiated after reorganize
204    /**           */
205     * After calling {@code super.reorganize(.)} this method replaced the          @Override
206     * column descriptions with the titles of the {@code AttributeMetaData}.          protected void reorganize(boolean fireTableStructureChanged) {
207     * @param fireTableStructureChanged indicates whether a table event is  
208     *        initiated after reorganize                  featureArray = FeatureUtil.featuresToArray(featureTable);
209     */                  if (featureArray == null || featureArray.length == 0) {
210    @Override                          colNames = new String[0];
211    protected void reorganize(boolean fireTableStructureChanged) {                          colTooltips = new String[0]; // Only set and used in
212      super.reorganize(false);                          // StyledFeatureCollectionTableModel
213      // translate the column names                          colClass = new Class[0];
214      if (visibleAMD != null) {                  } else {
215        Iterator<Integer> keys = visibleAMD.keySet().iterator();                          // Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen
216        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {                          SimpleFeatureType schema = featureArray[0].getFeatureType();
217          Translation title = visibleAMD.get(keys.next()).getTitle();                          // Pruefen, welche Attribute angezeigt werden
218          if (!I8NUtil.isEmpty(title)) {                          attrTypes.clear();
219  //          System.out.println("set colname " + i + " to " + title.toString());                          for (AttributeMetadataInterface amd : amdMapVisibleOnly) {
220            colNames[i] = title.toString();                                  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 ( fireTableStructureChanged )                                  if (type == null)
225        fireTableStructureChanged();                                          type = schema.getDescriptor(name.getLocalPart());
226    }                                  if (attrFilter == null || attrFilter.accept(type))
227                                            attrTypes.add(type);
228    /**                          }
229           * @returns Cached bounds for the whole dataset (without applying the                          // Namen und Attribut-Indizes der angezeigten Spalten ermitteln
230           *          filter) or <code>null</code>                          colNames = new String[attrTypes.size()];
231           */                          colTooltips = new String[attrTypes.size()]; // Only set and used in
232          public Envelope getBounds() {                          // StyledFeatureCollectionTableModel
233                  return bounds;                          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    }

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