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import java.util.Iterator; |
import java.util.Iterator; |
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import java.util.Map; |
import java.util.Map; |
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import java.util.TreeMap; |
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import java.util.Vector; |
import java.util.Vector; |
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import org.apache.log4j.Logger; |
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import org.geotools.data.DefaultQuery; |
import org.geotools.data.DefaultQuery; |
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import org.geotools.data.FeatureSource; |
import org.geotools.data.FeatureSource; |
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import org.geotools.data.Query; |
import org.geotools.data.Query; |
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import org.geotools.data.memory.MemoryDataStore; |
import org.geotools.data.memory.MemoryDataStore; |
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import org.geotools.feature.AttributeType; |
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import org.geotools.feature.FeatureCollection; |
import org.geotools.feature.FeatureCollection; |
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import org.opengis.filter.Filter; |
import org.opengis.filter.Filter; |
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import schmitzm.geotools.gui.FeatureCollectionTableModel; |
import schmitzm.geotools.gui.FeatureCollectionTableModel; |
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import skrueger.AttributeMetaData; |
import skrueger.AttributeMetaData; |
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import skrueger.i8n.I8NUtil; |
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import skrueger.i8n.Translation; |
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import com.vividsolutions.jts.geom.Envelope; |
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/** |
/** |
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* This class extends the |
* This class extends the the {@link FeatureCollectionTableModel} with the |
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* @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany) |
* functionalities of the {@link AttributeMetaData} of |
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* |
* {@linkplain StyledMapInterface styled objects}. |
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* <ul> |
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* <li>column names are translated according to |
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* {@link AttributeMetaData#getTitle()}</li> |
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* <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li> |
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* </ul> |
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* |
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* @author <a href="mailto:[email protected]">Martin Schmitz</a> |
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* (University of Bonn/Germany) |
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*/ |
*/ |
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public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel { |
public class StyledFeatureCollectionTableModel extends |
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FeatureCollectionTableModel { |
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protected Map<Integer,AttributeMetaData> visibleAMD = null; |
final static private Logger LOGGER = Logger |
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.getLogger(StyledFeatureCollectionTableModel.class); |
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public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) { |
/** Holds the data source as styled map. */ |
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super(); |
protected StyledMapInterface<?> map = null; |
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setFeatureCollection(map); |
/** Contains only the visible elements of the {@link AttributeMetaData}-Map */ |
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} |
protected Map<Integer, AttributeMetaData> visibleAMD = null; |
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/** Holds the data source for the table as {@code FeatureSource}. */ |
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public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) { |
protected FeatureSource featureSource = null; |
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super(); |
/** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */ |
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setFeatureCollection(map); |
protected Map<Integer, AttributeMetaData> origAMD = null; |
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} |
/** Holds the current filter on the table */ |
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protected Filter filter = null; |
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protected void setFeatureSource(FeatureSource fs, Map<Integer,AttributeMetaData> amd) throws Exception { |
/** Holds the Bounds for all features. Only set once during the constructor **/ |
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FeatureCollection fc = null; |
protected Envelope bounds; |
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this.visibleAMD = new TreeMap<Integer, AttributeMetaData>(); |
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if ( fs != null ) { |
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Query query = new DefaultQuery(); |
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if ( amd != null ) { |
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// determine the names of the visible Attributes |
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this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true); |
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Vector<String> visibleAttrNames = new Vector<String>(); |
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for ( int attrIdx : visibleAMD.keySet() ) |
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visibleAttrNames.add( fs.getSchema().getAttributeType(attrIdx).getLocalName() ); |
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// create a query for the visible attributes |
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query = new DefaultQuery( |
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fs.getSchema().getTypeName(), |
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Filter.INCLUDE, |
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visibleAttrNames.toArray(new String[0]) |
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); |
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} |
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fc = fs.getFeatures(query); |
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} |
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setFeatureCollection( fc ); |
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} |
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public void setFeatureCollection(StyledFeatureCollectionInterface map) { |
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try { |
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if ( map == null ) |
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setFeatureSource(null,null); |
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else { |
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FeatureCollection fc = map.getGeoObject(); |
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String fcName = fc.getFeatureType().getTypeName(); |
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FeatureSource fs = new MemoryDataStore(fc).getFeatureSource(fcName); |
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setFeatureSource(fs, map.getAttributeMetaDataMap()); |
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} |
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} catch (Exception err) { |
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throw new RuntimeException(err); |
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} |
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} |
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public void setFeatureCollection(StyledFeatureSourceInterface map) { |
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try { |
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if ( map == null ) |
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setFeatureSource(null,null); |
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else |
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setFeatureSource(map.getGeoObject(), map.getAttributeMetaDataMap()); |
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} catch (Exception err) { |
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throw new RuntimeException(err); |
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} |
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} |
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@Override |
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public void reorganize() { |
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super.reorganize(); |
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// translate the column names |
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Iterator<Integer> keys = visibleAMD.keySet().iterator(); |
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for (int i=0; keys.hasNext(); i++) |
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colNames[i] = visibleAMD.get( keys.next() ).getTitle().toString(); |
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} |
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/** |
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* Creates a new table model for a styled map. |
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* |
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* @param map |
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* the styled map |
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*/ |
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public StyledFeatureCollectionTableModel( |
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StyledFeatureCollectionInterface map) { |
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this(map, Filter.INCLUDE); |
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} |
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/** |
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* Creates a new table model for a styled map. |
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* |
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* @param map |
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* the styled map |
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* @param filter |
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* filter applied to the table |
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*/ |
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public StyledFeatureCollectionTableModel( |
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StyledFeatureCollectionInterface map, Filter filter) { |
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super(); |
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setFeatureCollection(map, filter); |
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} |
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/** |
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* Creates a new table model for a styled map. |
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* |
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* @param map |
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* the styled map |
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*/ |
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public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) { |
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this(map, Filter.INCLUDE); |
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} |
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/** |
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* Creates a new table model for a styled map. |
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* |
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* @param map |
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* the styled map |
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* @param filter |
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* filter applied to the table |
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*/ |
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public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, |
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Filter filter) { |
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super(); |
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setFeatureCollection(map, filter); |
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} |
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/** |
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* Sets a new data source for the table. |
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* |
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* @param fs |
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* the feature source |
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* @param amd |
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* {@link AttributeMetaData}-Map to define the visible attributes |
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* and translation |
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*/ |
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protected void setFeatureSource(FeatureSource fs, |
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Map<Integer, AttributeMetaData> amd, Filter filter) |
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throws Exception { |
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if (filter == null) |
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filter = Filter.INCLUDE; |
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this.featureSource = fs; |
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this.filter = filter; |
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this.origAMD = amd; |
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this.visibleAMD = null; |
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FeatureCollection fc = null; |
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if (fs != null) { |
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bounds = fs.getBounds(); |
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Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter); |
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if (amd != null) { |
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// determine the names of the visible Attributes |
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this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData( |
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amd, true); |
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Vector<String> visibleAttrNames = new Vector<String>(); |
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// Add the column with the geometry (usually "the_geom") |
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visibleAttrNames.add(fs.getSchema().getDefaultGeometry() |
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.getLocalName()); |
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for (int attrIdx : visibleAMD.keySet()) { |
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/** |
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* If the user removed columns from the schema of the DBF |
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* file, there might exist AttributeMetaData for columns |
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* that don't exists. We check here to avoid an |
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* ArrayOutOfIndex. |
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*/ |
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if (attrIdx < fs.getSchema().getAttributeCount()) { |
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final AttributeType attributeTypeAtIdx = fs.getSchema() |
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.getAttributeType(attrIdx); |
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visibleAttrNames.add(attributeTypeAtIdx.getLocalName()); |
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} else { |
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LOGGER.warn("AttributeMetaData has been found for columnIdx="+attrIdx+", but fs.getSchema().getAttributeCount() = "+fs.getSchema().getAttributeCount()+". Ignored."); |
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} |
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} |
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// create a query for the visible attributes |
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String[] properties = visibleAttrNames.toArray(new String[0]); |
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LOGGER.debug("Query contains the following attributes: " |
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+ visibleAttrNames); |
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query = new DefaultQuery(fs.getSchema().getTypeName(), filter, |
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properties); |
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} |
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fc = fs.getFeatures(query); |
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// FAILS:!!!, even with query = new |
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// DefaultQuery(fs.getSchema().getTypeName(), filter); |
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// java.lang.UnsupportedOperationException: Unknown feature |
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// attribute: PQM_MOD |
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// at |
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// schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93) |
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// bounds = fc.getBounds(); |
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// SK, 17.4.2009 |
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// |
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// System.out.println("Filter = "+filter); |
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// System.out.println("Size of FC = "+fc.size()); |
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// System.out.println("anz att= "+fc.getNumberOfAttributes()); |
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} |
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setFeatureCollection(fc); |
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} |
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/** |
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* Converts the {@code StyledFeatureCollection} to a {@code FeatureSource} |
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* and sets this as the new data source for the table. |
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* |
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* @param fs |
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* the feature source |
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* @param amd |
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* {@link AttributeMetaData}-Map to define the visible attributes |
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* and translation |
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*/ |
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public void setFeatureCollection(StyledFeatureCollectionInterface map, |
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Filter filter) { |
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this.map = map; |
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try { |
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if (map == null) |
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setFeatureSource(null, null, null); |
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else { |
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FeatureCollection fc = map.getGeoObject(); |
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String fcName = fc.getSchema().getTypeName(); |
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FeatureSource fs = new MemoryDataStore(fc) |
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.getFeatureSource(fcName); |
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setFeatureSource(fs, map.getAttributeMetaDataMap(), filter); |
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} |
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} catch (Exception err) { |
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throw new RuntimeException(err); |
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} |
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} |
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/** |
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* Sets the {@code StyledFeatureCollection} as new data source for the |
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* table. |
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* |
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* @param fs |
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* the feature source |
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* @param amd |
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* {@link AttributeMetaData}-Map to define the visible attributes |
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* and translation |
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*/ |
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public void setFeatureCollection(StyledFeatureSourceInterface map, |
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Filter filter) { |
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this.map = map; |
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try { |
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if (map == null) |
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setFeatureSource(null, null, null); |
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else |
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setFeatureSource(map.getGeoObject(), map |
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.getAttributeMetaDataMap(), filter); |
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} catch (Exception err) { |
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throw new RuntimeException(err); |
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} |
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} |
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/** |
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* Resets the filter for the table. |
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* |
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* @param filter |
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* a filter |
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*/ |
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public void setFilter(Filter filter) { |
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try { |
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setFeatureSource(this.featureSource, this.origAMD, filter); |
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} catch (Exception err) { |
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LOGGER.error("Setting the filter of the table model", err); |
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throw new RuntimeException(err); |
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} |
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} |
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/** |
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* @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the |
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* Features |
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*/ |
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public Filter getFilter() { |
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return this.filter; |
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} |
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/** |
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* After calling {@code super.reorganize(.)} this method replaced the column |
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* descriptions with the titles of the {@code AttributeMetaData}. |
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* |
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* @param fireTableStructureChanged |
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* indicates whether a table event is initiated after reorganize |
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*/ |
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@Override |
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protected void reorganize(boolean fireTableStructureChanged) { |
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super.reorganize(false); |
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// translate the column names |
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if (visibleAMD != null) { |
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Iterator<Integer> keys = visibleAMD.keySet().iterator(); |
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for (int i = 0; i < colNames.length && keys.hasNext(); i++) { |
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Translation title = visibleAMD.get(keys.next()).getTitle(); |
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if (!I8NUtil.isEmpty(title)) { |
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// System.out.println("set colname " + i + " to " + |
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// title.toString()); |
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colNames[i] = title.toString(); |
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} |
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} |
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} |
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if (fireTableStructureChanged) |
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fireTableStructureChanged(); |
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} |
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/** |
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* @return Cached bounds for the whole dataset (without applying the filter) |
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* or <code>null</code> |
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*/ |
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public Envelope getBounds() { |
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return bounds; |
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} |
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} |
} |