/[schmitzm]/branches/2.0-GP14/src/skrueger/geotools/StyledFeatureCollectionTableModel.java

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-trunk/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
revision 127 by mojays,
Sat May 30 14:29:58 2009 UTC
+branches/1.0-gt2-2.6/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
revision 490 by alfonx,
Fri Oct 23 12:35:59 2009 UTC
 Line 1
- /** SCHMITZM - This file is part of the java library of Martin O.J. Schmitz (SCHMITZM)
+ /*******************************************************************************
+  * Copyright (c) 2009 Martin O. J. Schmitz.
-     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.
+  *
-     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
-     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
+  * and the Geotools library.
-     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.
+  *
-     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:
-     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/
-  **/
+  *
- package skrueger.geotools;
+  * This program 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 3
- import java.util.Iterator;
+  * of the License, or (at your option) any later version.
- import java.util.Map;
+  *
- import java.util.Vector;
+  * This program is distributed in the hope that it will be useful,
+  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- import org.apache.log4j.Logger;
+  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- import org.geotools.data.DefaultQuery;
+  * GNU General Public License for more details.
- import org.geotools.data.FeatureSource;
+  *
- import org.geotools.data.Query;
+  * You should have received a copy of the GNU Lesser General Public License (license.txt)
- import org.geotools.data.memory.MemoryDataStore;
+  * along with this program; if not, write to the Free Software
- import org.geotools.feature.FeatureCollection;
+  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- import org.opengis.filter.Filter;
+  * or try this link: http://www.gnu.org/licenses/lgpl.html
+  *
- import schmitzm.geotools.gui.FeatureCollectionTableModel;
+  * Contributors:
- import skrueger.AttributeMetaData;
+  *     Martin O. J. Schmitz - initial API and implementation
- import skrueger.i8n.I8NUtil;
+  *     Stefan A. Krüger - additional utility classes
- import skrueger.i8n.Translation;
+  ******************************************************************************/
+ package skrueger.geotools;
- import com.vividsolutions.jts.geom.Envelope;
+ import java.util.Vector;
- /**
-  * This class extends the the {@link FeatureCollectionTableModel} with the
+ import org.apache.log4j.Logger;
-  * functionalities of the {@link AttributeMetaData} of
+ import org.geotools.data.DefaultQuery;
-  * {@linkplain StyledMapInterface styled objects}.
+ import org.geotools.data.FeatureSource;
-  * <ul>
+ import org.geotools.data.Query;
-  *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>
+ import org.geotools.feature.FeatureCollection;
-  *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
+ import org.opengis.feature.simple.SimpleFeature;
-  * </ul>
+ import org.opengis.feature.simple.SimpleFeatureType;
-  * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)
+ import org.opengis.feature.type.AttributeDescriptor;
-  */
+ import org.opengis.filter.Filter;
- public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {
-   final static private Logger LOGGER = Logger.getLogger(StyledFeatureCollectionTableModel.class);
+ import schmitzm.geotools.gui.FeatureCollectionTableModel;
-   /** Holds the data source as styled map. */
+ import skrueger.AttributeMetadata;
-   protected StyledMapInterface<?> map = null;
-   /** Contains only the visible elements of the {@link AttributeMetaData}-Map */
+ import com.vividsolutions.jts.geom.Envelope;
-   protected Map<Integer, AttributeMetaData> visibleAMD = null;
-   /** Holds the data source for the table as {@code FeatureSource}. */
+ /**
-   protected FeatureSource featureSource = null;
+  * This class extends the the {@link FeatureCollectionTableModel} with the
-   /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */
+  * functionalities of the {@link AttributeMetadata}.
-   protected Map<Integer, AttributeMetaData> origAMD = null;
+  * <ul>
-   /** Holds the current filter on the table */
+  * <li>column names are translated according to
-   protected Filter filter = null;
+  * {@link AttributeMetadata#getTitle()}</li>
-   /** Holds the Bounds for all features. Only set once during the constructor **/
+  * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
-   protected Envelope bounds;
+  * <li>Any filter defined in the {@link StyledFeaturesInterface} will be applied.</li>
+  * </ul>
-   /**
+  *
-    * Creates a new table model for a styled map.
+  * @author Stefan A. Krüger
-    * @param map the styled map
+  */
-    */
+ public class StyledFeatureCollectionTableModel extends
-   public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {
+                 FeatureCollectionTableModel {
-     this(map,Filter.INCLUDE);
+         final static private Logger LOGGER = Logger
-   }
+                         .getLogger(StyledFeatureCollectionTableModel.class);
+         /** Contains the complete {@link AttributeMetadata}-Map of the styled layer. */
-   /**
+         protected AttributeMetadataMap origAMD = null;
-    * Creates a new table model for a styled map.
+         /** Holds the current filter on the table */
-    * @param map the styled map
+         protected Filter filter = null;
-    * @param filter filter applied to the table
+         /** Holds the Bounds for all features. Only set once during the constructor **/
-    */
+         protected Envelope bounds;
-   public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {
-     super();
-     setFeatureCollection(map, filter);
+         /**
-   }
+          * Creates a new table model for a styled layer.
+          *
-   /**
+          * @param styledFeatures
-    * Creates a new table model for a styled map.
+          *            the styled layer
-    * @param map the styled map
+          * @param filter
-    */
+          *            filter applied to the table
-   public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {
+          */
-     this(map,Filter.INCLUDE);
+         public StyledFeatureCollectionTableModel(StyledFeaturesInterface<?> styledFeatures) {
-   }
+                 setStyledFeatures(styledFeatures);
+         }
-   /**
-    * Creates a new table model for a styled map.
+         /**
-    * @param map the styled map
+          * Sets a new data source for the table.
-    * @param filter filter applied to the table
+          *
-    */
+          * @param fs
-   public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {
+          *            the feature source
-     super();
+          * @param amd
-     setFeatureCollection(map, filter);
+          *            {@link AttributeMetadata}-Map to define the visible attributes
-   }
+          *            and translation
+          */
-   /**
+         protected void setFeatureSource(FeatureSource<SimpleFeatureType, SimpleFeature> fs,
-    * Sets a new data source for the table.
+                         AttributeMetadataMap amd, Filter filter)
-    * @param fs     the feature source
+                         throws Exception {
-    * @param amd    {@link AttributeMetaData}-Map to define the visible attributes
-    *               and translation
+                 if (filter == null)
-    */
+                         filter = Filter.INCLUDE;
-   protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {
-     if ( filter == null )
+ //              this.featureSource = fs;
-       filter = Filter.INCLUDE;
+                 this.filter = filter;
+                 this.origAMD = amd;
-     this.featureSource = fs;
-     this.filter        = filter;
+                 FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null;
-     this.origAMD       = amd;
+                 if (fs != null) {
-     this.visibleAMD    = null;
+                         bounds = fs.getBounds();
-     FeatureCollection fc = null;
-     if (fs != null) {
+                         final SimpleFeatureType schema = fs.getSchema();
+                         Query query = new DefaultQuery(schema.getTypeName(), filter);
-        bounds = fs.getBounds();
+                         if (amd != null) {
+                                 Vector<String> visibleAttrNames = new Vector<String>();
-       Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);
+                                 // Add the column with the geometry (usually "the_geom")
-       if (amd != null) {
-         // determine the names of the visible Attributes
+                                 for (AttributeDescriptor aDesc : schema.getAttributeDescriptors()) {
-         this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);
-         Vector<String> visibleAttrNames = new Vector<String>();
+                                         // Always add the geometry
-         // Add the column with the geometry (usually "the_geom")
+                                         if (schema.getGeometryDescriptor()
-         visibleAttrNames.add(fs.getSchema().getDefaultGeometry().getLocalName());
+                                                 .getName().equals(aDesc.getName())) {
-         for (int attrIdx : visibleAMD.keySet())
+                                                 visibleAttrNames.add(schema.getGeometryDescriptor()
-           visibleAttrNames.add(fs.getSchema().getAttributeType(attrIdx).getLocalName());
+                                                                 .getLocalName());
+                                                 continue;
-         // create a query for the visible attributes
+                                         }
-         String[] properties = visibleAttrNames.toArray(new String[0]);
+                                         if (amd.get(aDesc.getName()).isVisible())
-         LOGGER.debug("Query contains the following attributes: " + visibleAttrNames);
+                                                 visibleAttrNames.add(aDesc.getName().getLocalPart());
+                                 }
-         query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);
-       }
+                                 // create a query for the visible attributes
-       fc = fs.getFeatures(query);
+                                 String[] properties = visibleAttrNames.toArray(new String[] {});
- // FAILS:!!!, even with  query = new DefaultQuery(fs.getSchema().getTypeName(), filter);
+                                 LOGGER.debug("Query contains the following attributes: "
-                         // java.lang.UnsupportedOperationException: Unknown feature
+                                                 + visibleAttrNames);
-                         // attribute: PQM_MOD
-                         // at
-                         // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)
+                                 /**
-                         // bounds = fc.getBounds();
+                                  * I got NPEs when properties contained only [the_geom] ?!??!!??
-                         // SK, 17.4.2009
+                                  */
-                         //
+                                 if (properties.length > 1) {
-                         // System.out.println("Filter = "+filter);
+                                         query = new DefaultQuery(schema.getTypeName(), filter,
-                         // System.out.println("Size of FC = "+fc.size());
+                                                         properties);
-                         // System.out.println("anz att= "+fc.getNumberOfAttributes());
+                                 } else {
-     }
+                                         query = new DefaultQuery(schema.getTypeName(), filter);
-     setFeatureCollection(fc);
+                                 }
-   }
+                         }
+                         fc = fs.getFeatures(query);
-   /**
+                 }
-    * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
+                 setFeatureCollection(fc);
-    * and sets this as the new data source for the table.
+         }
-    * @param fs     the feature source
-    * @param amd    {@link AttributeMetaData}-Map to define the visible attributes
+         /**
-    *               and translation
+          * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
-    */
+          * and sets this as the new data source for the table.
-   public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {
+          *
-     this.map = map;
+          * @param fs
-     try {
+          *            the feature source
-       if (map == null)
+          * @param amd
-         setFeatureSource(null, null, null);
+          *            {@link AttributeMetadata}-Map to define the visible attributes
-       else {
+          *            and translation
-         FeatureCollection fc = map.getGeoObject();
+          */
-         String fcName = fc.getSchema().getTypeName();
+         public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) {
-         FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName);
+                 try {
-         setFeatureSource(fs, map.getAttributeMetaDataMap(), filter);
+                         if (styledFeatures == null)
-       }
+                                 setFeatureSource(null, null, null);
-     } catch (Exception err) {
+                         else {
-       throw new RuntimeException(err);
+                                 setFeatureSource(styledFeatures.getFeatureSource(), styledFeatures.getAttributeMetaDataMap(), styledFeatures.getFilter());
-     }
+                         }
-   }
+                 } catch (Exception err) {
+                         throw new RuntimeException(err);
-   /**
+                 }
-    * Sets the {@code StyledFeatureCollection} as new data source for the table.
+         }
-    * @param fs     the feature source
-    * @param amd    {@link AttributeMetaData}-Map to define the visible attributes
+         /**
-    *               and translation
+          * After calling {@code super.reorganize(.)} this method replaced the column
-    */
+          * descriptions with the titles of the {@code AttributeMetaData}.
-   public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {
+          *
-     this.map = map;
+          * @param fireTableStructureChanged
-     try {
+          *            indicates whether a table event is initiated after reorganize
-       if (map == null)
+          */
-         setFeatureSource(null, null, null);
+         @Override
-       else
+         protected void reorganize(boolean fireTableStructureChanged) {
-         setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap(), filter);
-     } catch (Exception err) {
+                 super.reorganize(false);
-       throw new RuntimeException(err);
-     }
+                 // translate the column names
-   }
+                 if (origAMD != null) {
+                         for (int i = 0; i < colNames.length; i++) {
-   /**
+                                 colNames[i] = origAMD.get(colNames[i]).getTitle().toString();
-    * Resets the filter for the table.
+                         }
-    * @param filter a filter
-    */
+                 }
-   public void setFilter(Filter filter) {
+                 if (fireTableStructureChanged)
-     try{
+                         fireTableStructureChanged();
-       setFeatureSource(this.featureSource, this.origAMD, filter);
+         }
-     } catch (Exception err) {
-         LOGGER.error("Setting the filter of the table model", err);
+         /**
-       throw new RuntimeException(err);
+          * @return Cached bounds for the whole dataset (without applying the filter)
-     }
+          *         or <code>null</code>
-   }
+          */
+         public Envelope getBounds() {
-   /**
+                 return bounds;
-    * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the Features
+         }
-    */
+ }
-   public Filter getFilter() {
-           return this.filter;
-   }
-   /**
-    * After calling {@code super.reorganize(.)} this method replaced the
-    * column descriptions with the titles of the {@code AttributeMetaData}.
-    * @param fireTableStructureChanged indicates whether a table event is
-    *        initiated after reorganize
-    */
-   @Override
-   protected void reorganize(boolean fireTableStructureChanged) {
-     super.reorganize(false);
-     // translate the column names
-     if (visibleAMD != null) {
-       Iterator<Integer> keys = visibleAMD.keySet().iterator();
-       for (int i = 0; i < colNames.length && keys.hasNext(); i++) {
-         Translation title = visibleAMD.get(keys.next()).getTitle();
-         if (!I8NUtil.isEmpty(title)) {
- //          System.out.println("set colname " + i + " to " + title.toString());
-           colNames[i] = title.toString();
-         }
-       }
-     }
-     if ( fireTableStructureChanged )
-       fireTableStructureChanged();
-   }
-   /**
-          * @returns Cached bounds for the whole dataset (without applying the
-          *          filter) or <code>null</code>
-          */
-         public Envelope getBounds() {
-                 return bounds;
-         }
- }

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