Examples of FeatureIterator

Examples of org.geotools.feature.FeatureIterator

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            @DescribeParameter(name = "features", description = "Input feature collection") FeatureCollection features,
            ProgressListener progressListener) throws IOException {
        int count = features.size();
        float done = 0;

        FeatureIterator fi = null;
        GeometryCollector collector = new GeometryCollector();
        try {
            fi = features.features();
            while(fi.hasNext()) {
                Geometry g = (Geometry) fi.next().getDefaultGeometryProperty().getValue();
                collector.add(g);
   
                // progress notification
                done++;
                if (progressListener != null && done % 100 == 0) {
                    progressListener.progress(done / count);
                }
            }
        } finally {
            if (fi != null) {
                fi.close();
            }
        }
       
        return collector.collect();
    }
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Examples of org.geotools.feature.FeatureIterator

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            UnitConverter unitConvert = fromUnit.getConverterTo(toUnit);
            Feature nearestFeature = null;
            double nearestDistance = 9e9;
            double nearestBearing = 0;
            double[] nearestPoint = new double[2];
            FeatureIterator featureIterator = featureCollection.features();
            try {
                while (featureIterator.hasNext()) {
                    SimpleFeature f = (SimpleFeature) featureIterator.next();
                    if (f.getDefaultGeometryProperty().getValue() == null)
                        continue;
                    DistanceOp op = new DistanceOp(point, (Geometry) f.getDefaultGeometryProperty()
                            .getValue());
                    Coordinate[] co = op.closestPoints();
                    double[] co0 = new double[] { co[0].x, co[0].y, };
                    double[] co1 = new double[] { co[1].x, co[1].y, };
                    double[] geo0 = new double[2];
                    double[] geo1 = new double[2];
                    crsTransform.transform(co0, 0, geo0, 0, 1);
                    crsTransform.transform(co1, 0, geo1, 0, 1);

                    // get distance
                    Measure m = DefaultGeographicCRS.WGS84.distance(geo0, geo1);
                    if (m.doubleValue() > nearestDistance)
                        continue;
                    nearestFeature = f;
                    nearestDistance = m.doubleValue();
                    nearestBearing = calcBearing(co);
                    nearestPoint[0] = geo1[0];
                    nearestPoint[1] = geo1[1];
                }
            } finally {
                featureIterator.close();
            }
            if (nearestFeature != null) {
                nearestDistance = unitConvert.convert(nearestDistance);
                results.add(createTargetFeature(nearestFeature,
                        (SimpleFeatureType) targetFeatureType, nearestPoint, nearestDistance,
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Examples of org.geotools.feature.FeatureIterator

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            Unit toUnit = Unit.valueOf("mi");
            UnitConverter unitConvert = fromUnit.getConverterTo(toUnit);
            Feature nearestFeature = null;
            double nearestDistance = 9e9;
            double nearestBearing = 0;
            FeatureIterator featureIterator = featureCollection.features();
            try {
                while (featureIterator.hasNext()) {
                    SimpleFeature f = (SimpleFeature) featureIterator.next();
                    if (f.getDefaultGeometryProperty().getValue() == null)
                        continue;
                    DistanceOp op = new DistanceOp(point, (Geometry) f.getDefaultGeometryProperty()
                            .getValue());
                    Coordinate[] co = op.closestPoints();
                    double[] co0 = new double[] { co[0].x, co[0].y, };
                    double[] co1 = new double[] { co[1].x, co[1].y, };
                    double[] geo0 = new double[2];
                    double[] geo1 = new double[2];
                    crsTransform.transform(co0, 0, geo0, 0, 1);
                    crsTransform.transform(co1, 0, geo1, 0, 1);

                    // get distance
                    Measure m = DefaultGeographicCRS.WGS84.distance(geo0, geo1);
                    if (m.doubleValue() > nearestDistance)
                        continue;
                    nearestFeature = f;
                    nearestDistance = m.doubleValue();
                    nearestBearing = calcBearing(co);
                }
            } finally {
                featureIterator.close();
            }
            if (nearestFeature != null) {
                nearestDistance = unitConvert.convert(nearestDistance);
                results.add(createTargetFeature(nearestFeature,
                        (SimpleFeatureType) targetFeatureType, nearestDistance, nearestBearing));
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Examples of org.geotools.feature.FeatureIterator

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        GMLConfiguration gml = new GMLConfiguration();
        Parser parser = new Parser(gml);
        parser.setStrict(false);
       
        FeatureCollection features = (FeatureCollection) parser.parse(in);
        FeatureIterator i = features.features();
       
        int nfeatures = 0;
        while( i.hasNext() ) {
            SimpleFeature f = (SimpleFeature) i.next();
            System.out.println(f.getID());
            nfeatures++;
        }
       
        System.out.println("Number of features: " + nfeatures);
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Examples of org.geotools.feature.FeatureIterator

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        GMLConfiguration gml = new GMLConfiguration();
        Parser parser = new Parser(gml);
        parser.setStrict(false);
       
        FeatureCollection features = (FeatureCollection) parser.parse(in);
        FeatureIterator i = features.features();
       
        int nfeatures = 0;
        while( i.hasNext() ) {
            SimpleFeature f = (SimpleFeature) i.next();
            System.out.println(f.getID());
            nfeatures++;
        }
       
        System.out.println("Number of features: " + nfeatures);
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Examples of org.geotools.feature.FeatureIterator

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      SimpleFeatureType schema = fc.getSchema();

        s.createSchema(schema);
        FeatureWriter fw = s.getFeatureWriter(s.getTypeNames()[0], Transaction.AUTO_COMMIT);

        FeatureIterator it = fc.features();
        while (it.hasNext()) {
            SimpleFeature sf = (SimpleFeature) it.next();
            ((SimpleFeature) fw.next()).setAttributes(sf.getAttributes());
            fw.write();
        }
        it.close();
        fw.close();
    }
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Examples of org.geotools.feature.FeatureIterator

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        s.createSchema(schema);
        FeatureWriter fw = s.getFeatureWriter(s.getTypeNames()[0], Transaction.AUTO_COMMIT);
        //FeatureWriter fw = s.getFeatureWriterAppend(s.getTypeNames()[0], Transaction.AUTO_COMMIT);
       
        FeatureIterator it = fc.features();
        while (it.hasNext()) {
            SimpleFeature sf = (SimpleFeature) it.next();
            ((SimpleFeature) fw.next()).setAttributes(sf.getAttributes());
            fw.write();
        }
        it.close();
        fw.close();
    }
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Examples of org.geotools.feature.FeatureIterator

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        dataStore.createSchema(schema);
        String typeName = dataStore.getTypeNames()[0];
    FeatureWriter fw = dataStore.getFeatureWriter(typeName, Transaction.AUTO_COMMIT);

        System.out.println("adding features ....");
        FeatureIterator it = fc.features();
        while (it.hasNext()) {
            SimpleFeature sf = (SimpleFeature) it.next();
            ((SimpleFeature) fw.next()).setAttributes(sf.getAttributes());
            fw.write();
        }
        it.close();
        fw.close();
        System.out.println("the end!!!");

    }
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Examples of org.geotools.feature.FeatureIterator

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    public <T> T[] toArray(T[] arg0) {
        List<T> list = new ArrayList<T>();
        Iterator it = collections.iterator();
        while(it.hasNext()){
            FeatureCollection col = (FeatureCollection)it.next();
            FeatureIterator it2 = col.features();
            try {
                while (it2.hasNext()){
                    list.add((T)it.next());
                }
            }
            finally {
                it2.close();
            }
        }
       
        return list.toArray(arg0);
    }
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Examples of org.geotools.feature.FeatureIterator

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        //create the result feature collection
        SimpleFeatureType targetSchema = getTargetSchema((SimpleFeatureType) features.getSchema(), input);
        DefaultFeatureCollection result = new DefaultFeatureCollection(null, targetSchema);

        SimpleFeatureBuilder fb = new SimpleFeatureBuilder((SimpleFeatureType) result.getSchema());
        FeatureIterator fi = features.features();
        try {
            int counter = 0;
            while( fi.hasNext() ) {
                //copy the feature
                fb.init((SimpleFeature) fi.next());
                SimpleFeature feature = fb.buildFeature(null);
               
                //buffer the geometry
                try {
                    processFeature( feature, input );
                }
                catch( Exception e ) {
                    monitor.exceptionOccurred( e );
                }
               
                monitor.progress( scale * counter++);
                result.add( feature );   
            }
        }
        finally {
            fi.close();
        }
        monitor.complete();
       
        //return the result
        Map<String,Object> output = new HashMap<String, Object>();
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