Examples of org.geotools.data.DefaultQuery

org.geotools.data.DefaultQuery
A Query class allowing content to be requested from a Datastore or FeatureSource. @deprecated This class is now synonymous with the {@linkplain Query} class. @see Query @author Chris Holmes @source $URL$

                    //FilterFactory fac=CommonFactoryFinder.getFilterFactory(GeoTools.getDefaultHints());
                    //final List<String> queryAtts = obtainQueryAttributesForFeatureTable(schema);
                    
                    Set<String> required = (Set<String>) filter.accept( new FilterAttributeExtractor(), null );
                    String[] names = required.toArray( new String[ required.size()]);
                    final DefaultQuery query=new DefaultQuery(schema.getName().getLocalPart(), filter, names );
                    
                    FeatureCollection<SimpleFeatureType, SimpleFeature> features;
                    features = source.getFeatures( query ); // we just want the FeatureID no attributes needed
                    
                    //features = source.getFeatures( filter );

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            FeatureSource<SimpleFeatureType, SimpleFeature> source = notifierLayer.getResource(FeatureSource.class, ProgressManager.instance().get());
            SimpleFeatureType schema=source.getSchema();
            
            FilterFactory fac=CommonFactoryFinder.getFilterFactory(GeoTools.getDefaultHints());
            final List<String> queryAtts = obtainQueryAttributesForFeatureTable(schema);
            final DefaultQuery query=new DefaultQuery(schema.getName().getLocalPart(), Filter.EXCLUDE, queryAtts.toArray(new String[0]));


            String name = schema.getGeometryDescriptor().getName().getLocalPart();
      // add new features
            if( addedBounds!=null ){
              double minx=addedBounds.getMinX();
        double miny=addedBounds.getMinY();
        double maxx=addedBounds.getMaxX();
        double maxy=addedBounds.getMaxY();
        String srs=CRS.lookupIdentifier(schema.getCoordinateReferenceSystem(), false);
        BBOX bboxFilter = fac.bbox(name, minx, miny, maxx, maxy, srs);
        
                query.setFilter(bboxFilter);
                FeatureCollection<SimpleFeatureType, SimpleFeature>  features = source.getFeatures(query);
                this.table.update(features);
            }
            // update modified features
            if( modifiedBounds!=null ){
              double minx=modifiedBounds.getMinX();
        double miny=modifiedBounds.getMinY();
        double maxx=modifiedBounds.getMaxX();
        double maxy=modifiedBounds.getMaxY();
        String srs=CRS.lookupIdentifier(schema.getCoordinateReferenceSystem(), false);
        BBOX bboxFilter = fac.bbox(name, minx, miny, maxx, maxy, srs);


                query.setFilter(bboxFilter);
                FeatureCollection<SimpleFeatureType, SimpleFeature>  features = source.getFeatures(query);
                this.table.update(features);
            }        
        } catch (IOException e) {
            if( active ){

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        //if the filter action is true, filter our results by the AOI service
        if(isAOIFilter()){
            filter = addAOIFilter(filter, schema.getCoordinateReferenceSystem());
        }
        final Query query = new DefaultQuery(schema.getName().getLocalPart(), filter, queryAtts.toArray(new String[0]));
        FeatureCollection<SimpleFeatureType, SimpleFeature>  featuresF = featureSource.getFeatures(query);        
        final FeatureCollection<SimpleFeatureType, SimpleFeature>  features = featuresF;
        
        Display.getDefault().asyncExec(new Runnable(){
            public void run() {
                    if (!table.showWarning(table.getControl().getDisplay())){
                        //user doesn't want to show table.
                        return;
                    }


                    // we don't need to display the geometries, that's what the map is for.
                    queryAtts.add(0,ANY);
                    queryAtts.add(CQL);
                    attributeCombo.setItems(queryAtts.toArray(new String[0]));                    
                    attributeCombo.select(0);
                    
                    AdaptableFeatureCollection adaptableCollection = new AdaptableFeatureCollection(features);
                    adaptableCollection.addAdapter(featureSource); // used to listen for changes


                    if( featureSource instanceof FeatureStore )
                        enableEditing(featureTypeCellModifier, query, adaptableCollection);


                    table.setFeatures(adaptableCollection);
            }


            private void enableEditing( final FeatureTypeCellModifier featureTypeCellModifier, final Query query, AdaptableFeatureCollection adaptableCollection ) {
                adaptableCollection.addAdapter(featureTypeCellModifier);
                ICellEditorListener[] keyBindingActivators=new ICellEditorListener[query.getPropertyNames().length];
                for( int i = 0; i < keyBindingActivators.length; i++ ) {
                    keyBindingActivators[i]=new ICellEditorListener(){
                        public void applyEditorValue() {
                            ApplicationGIS.getToolManager().registerActionsWithPart(TableView.this);
                        }

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            }
            


            //get title from selected feature of farm layer            
            Filter farmParcelFilter = farmParcelLayer.getFilter();
            Query query = new DefaultQuery(farmParcelLayer.getSchema().getTypeName(), 
                                           farmParcelFilter, 
                                           new String[0]  ); //{"nume_com", "fbid"}
            
             FeatureSource<SimpleFeatureType, SimpleFeature> featureSource = 
                farmParcelLayer.getResource(FeatureSource.class,

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        // the new String[0] parameter indicates that we don't want any attributes.  We could have put an attribute/column 
        // name to indicate the attributes that we want.
        SimpleFeatureType schema = layer.getSchema();
    String typeName = schema.getTypeName();
    Filter selected = layer.getFilter();
    Query query = new DefaultQuery(typeName, selected, Query.ALL_NAMES );
        
        FeatureSource<SimpleFeatureType,SimpleFeature> featureSource =
          layer.getResource(FeatureSource.class, new SubProgressMonitor(monitor, 1));
        FeatureCollection<SimpleFeatureType,SimpleFeature> features = featureSource.getFeatures(query);
        FeatureIterator<SimpleFeature> featureIterator = features.features();

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            if (layer.isType(FeatureSource.class) && layer.isVisible()) {
                try {
                    FeatureSource<SimpleFeatureType, SimpleFeature> source = layer.getResource(FeatureSource.class, monitor);
                    Filter filter = layer.createBBoxFilter(map.getViewportModel().getBounds(),
                            monitor);
                    FeatureCollection<SimpleFeatureType, SimpleFeature>  results = source.getFeatures(new DefaultQuery(layer.getSchema()
                            .getName().getLocalPart(), filter));
                    int count = results.size();
                    // FeatureReader<SimpleFeatureType, SimpleFeature> reader=results.reader()
                    if (count > 0) {
                        featureCount += count;

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    public void op( Display display, Object target, IProgressMonitor monitor ) throws Exception {
        final ILayer layer = (ILayer) target;
        final IMap map = layer.getMap();


        //get all selected features
        Query query = new DefaultQuery(layer.getSchema().getTypeName(), layer.getFilter());
        
        FeatureSource<SimpleFeatureType, SimpleFeature> featureSource = layer.getResource(FeatureSource.class, new SubProgressMonitor(monitor, 1)); 
        FeatureCollection<SimpleFeatureType, SimpleFeature>  features = featureSource.getFeatures(query);
        
        //combine them into one large polygon

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                            throw new Abort();
                        if (filter.evaluate(feature))
                            fids.add(feature.getID());
                    }
            } else {
                DefaultQuery defaultQuery = new DefaultQuery(source.getSchema().getName().getLocalPart(),
                        filter, new String[0]);
                // TODO: Remove this workaround in 2.6.1 (note this has no performance impact)
                Set<String> required = (Set) filter.accept( new FilterAttributeExtractor(), null );                
                defaultQuery.setPropertyNames( required.toArray(new String[0]) );
                
                // get features that are just fids no attributes
                FeatureCollection<SimpleFeatureType, SimpleFeature>  features = source.getFeatures(defaultQuery);
                long start=System.currentTimeMillis();

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        SimpleFeatureType targetSchema = targetLayer.getSchema();
        // Maps type names to type names since we are ignoring case


        queryAttributes.putAll(FeatureUtils.createAttributeMapping(sourceSchema, targetSchema));
        Set<String> properties = new HashSet(queryAttributes.values());
        return new DefaultQuery(sourceSchema.getName().getLocalPart(), filter, properties
                .toArray(new String[properties.size()]));
    }

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                    Filter filter = layer.getFilter();
                    if (filter == Filter.EXCLUDE) {
                        // no selection provided; so lets do everything
                        filter = Filter.INCLUDE;
                    }
                    DefaultQuery query = new DefaultQuery(layer.getSchema().getTypeName(), filter);
                    Data data2 = new Data(resource, query);
                    data2.setChecked(layer.isVisible());
                    data.add(data2);
                }
            } else if (object instanceof IMap) {

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