Package org.geotools.data.memory

Examples of org.geotools.data.memory.MemoryDataStore

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        SimpleFeature[] myfeatures = new SimpleFeature[iVal.length];
        for (int i = 0; i < iVal.length; i++) {
            myfeatures[i] = SimpleFeatureBuilder.build(dataType, new Object[] { new Integer(i + 1),
                    new Integer(iVal[i]) }, "classification.test1" + (i + 1));
        }
        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(dataType);
        store.addFeatures(myfeatures);
        SimpleFeatureCollection myFeatureCollection = store.getFeatureSource("test1").getFeatures();

        // run the quantile function
        org.opengis.filter.expression.Expression function = ff.function("Jenks",
                ff.property("value"), ff.literal(5));
        Classifier classifier = (Classifier) function.evaluate(myFeatureCollection);
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        SimpleFeature[] myfeatures = new SimpleFeature[iVal.length];
        for (int i = 0; i < iVal.length; i++) {
            myfeatures[i] = SimpleFeatureBuilder.build(dataType, new Object[] { new Integer(i + 1),
                    new Integer(iVal[i]) }, "classification.t" + (i + 1));
        }
        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(dataType);
        store.addFeatures(myfeatures);
        SimpleFeatureCollection myFeatureCollection = store.getFeatureSource("test1").getFeatures();

        // run the quantile function
        org.opengis.filter.expression.Expression function = ff.function("Jenks",
                ff.property("value"), ff.literal(5));
        Classifier classifier = (Classifier) function.evaluate(myFeatureCollection);
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        for (int i = 0; i < iVal.length; i++) {
            testFeatures[i] = SimpleFeatureBuilder.build(ft, new Object[] { new Integer(i + 1),
                    iVal[i], dVal[i], }, "nantest.t" + (i + 1));
        }
        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(ft);
        store.addFeatures(testFeatures);
        SimpleFeatureCollection thisFC = store.getFeatureSource("nullnan").getFeatures();

        // create the expression
        Divide divide = ff.divide(ff.property("foo"), ff.property("bar"));
        JenksNaturalBreaksFunction qf = (JenksNaturalBreaksFunction) ff.function("Jenks", divide, ff.literal(3));
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    @Test
    public void testEvaluate() throws Exception {

        // Create SimpleFeatures
        SimpleFeatureType type = DataUtilities.createType("polygons", "id:int,geom:Polygon");
        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(type);
        String[] polygons = {
            "POLYGON ((1235702.2034807256 707935.1879023351, 1229587.156498981 671715.2942412316, 1242287.6386918353 688649.2704983709, 1245109.9680680253 677359.9529936113, 1247932.297444215 711227.9055078899, 1239935.6975450104 705583.2467555101, 1235702.2034807256 707935.1879023351))",
            "POLYGON ((1237113.3681688206 622324.5301579087, 1224883.274205331 586575.0247261701, 1258280.8384902447 589397.3541023601, 1237113.3681688206 622324.5301579087))",
            "POLYGON ((1131746.4047910655 718754.1171777296, 1115282.8167632914 681593.4470578962, 1139272.6164609052 679241.5059110713, 1147269.2163601099 707935.1879023351, 1131746.4047910655 718754.1171777296)))"
        };
        WKTReader reader = new WKTReader();
        SimpleFeature[] features = new SimpleFeature[polygons.length];
        for (int i = 0; i < polygons.length; i++) {
            Geometry polygon = reader.read(polygons[i]);
            features[i] = SimpleFeatureBuilder.build(type, new Object[]{i, polygon}, String.valueOf(i));
        }
        store.addFeatures(features);
        SimpleFeatureCollection featureCollection = store.getFeatureSource("polygons").getFeatures();

        // Test the Function
        FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2(GeoTools.getDefaultHints());
        Function exp = ff.function("minimumdiameter", ff.property("geom"));
        SimpleFeatureIterator iter = featureCollection.features();
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                    new Object[] { new Integer(i + 1), new Integer(iVal[i]), new Double(dVal[i]),
                            fac.createPoint(new Coordinate(iVal[i], iVal[i])), "Group" + (i % 4) },
                    "classification.t" + (i + 1));
        }

        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(dataType);
        store.addFeatures(testFeatures);
       
        featureCollection = store.getFeatureSource("test1").getFeatures();
        double[] jenks71 = { 50.12, 83.9, 76.43, 71.61, 79.66, 84.84, 87.87, 92.45, 119.9, 155.3,
                131.5, 111.8, 96.78, 86.75, 62.41, 96.37, 75.51, 77.29, 85.41, 116.4, 58.5, 75.29,
                66.32, 62.65, 80.45, 72.76, 63.67, 60.27, 68.45, 100.1, 55.3, 54.07, 57.49, 73.52,
                68.25, 64.28, 50.64, 52.47, 68.19, 57.4, 39.72, 60.66, 57.59, 38.22, 57.22, 67.04,
                47.29, 71.05, 50.53, 34.63, 59.65, 62.06, 52.89, 56.35, 57.26, 53.77, 59.89, 55.44,
                45.4, 52.21, 49.38, 51.15, 54.27, 54.32, 41.2, 34.58, 50.11, 52.05, 33.82, 39.88,
                36.24, 41.02, 46.13, 51.15, 32.28, 33.26, 31.78, 31.28, 50.52, 47.21, 32.69, 38.3,
                33.83, 40.3, 40.62, 32.14, 31.66, 26.09, 39.84, 24.83, 28.2, 31.19, 37.57, 27.16,
                23.42, 18.57, 30.97, 17.82, 15.57, 15.93, 28.71, 32.22 };
        SimpleFeature[] features = new SimpleFeature[jenks71.length];
        SimpleFeatureType jenksType = DataUtilities.createType("jenks71", "id:0,jenks71:double");
        for(int i=0;i<jenks71.length;i++) {
           
            features[i] = SimpleFeatureBuilder.build(jenksType, new Object[] { new Integer(i + 1), new Double(jenks71[i])},"jenks"+i);
        }
        MemoryDataStore jenks = new MemoryDataStore();
        jenks.createSchema(jenksType);
        jenks.addFeatures(features);
        jenksCollection = jenks.getFeatureSource("jenks71").getFeatures();
       
    }
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    @Test
    public void testEvaluate() throws Exception {

        // Create SimpleFeatures
        SimpleFeatureType type = DataUtilities.createType("polygons", "id:int,geom:Polygon");
        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(type);
        String[] polygons = {
            "POLYGON ((1235702.2034807256 707935.1879023351, 1229587.156498981 671715.2942412316, 1242287.6386918353 688649.2704983709, 1245109.9680680253 677359.9529936113, 1247932.297444215 711227.9055078899, 1239935.6975450104 705583.2467555101, 1235702.2034807256 707935.1879023351))",
            "POLYGON ((1237113.3681688206 622324.5301579087, 1224883.274205331 586575.0247261701, 1258280.8384902447 589397.3541023601, 1237113.3681688206 622324.5301579087))",
            "POLYGON ((1131746.4047910655 718754.1171777296, 1115282.8167632914 681593.4470578962, 1139272.6164609052 679241.5059110713, 1147269.2163601099 707935.1879023351, 1131746.4047910655 718754.1171777296)))"
        };
        WKTReader reader = new WKTReader();
        SimpleFeature[] features = new SimpleFeature[polygons.length];
        for (int i = 0; i < polygons.length; i++) {
            Geometry polygon = reader.read(polygons[i]);
            features[i] = SimpleFeatureBuilder.build(type, new Object[]{i, polygon}, String.valueOf(i));
        }
        store.addFeatures(features);
        SimpleFeatureCollection featureCollection = store.getFeatureSource("polygons").getFeatures();

        // Test the Function
        FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2(GeoTools.getDefaultHints());
        Function exp = ff.function("minrectangle", ff.property("geom"));
        SimpleFeatureIterator iter = featureCollection.features();
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    for (int i = 0; i < iVal.length; i++) {
      myfeatures[i] = SimpleFeatureBuilder.build(dataType, new Object[] {
          new Integer(i + 1), new Integer(iVal[i]) },
          "classification.test1" + (i + 1));
    }
    MemoryDataStore store = new MemoryDataStore();
    store.createSchema(dataType);
    store.addFeatures(myfeatures);
    SimpleFeatureCollection myFeatureCollection = store.getFeatureSource("test1").getFeatures();

    //run the quantile function
    org.opengis.filter.expression.Expression function = ff.function("Quantile", ff.property("value"), ff.literal(5));
    Classifier classifier = (Classifier) function.evaluate(myFeatureCollection);
   
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      for (int i = 0; i < iVal.length; i++) {
        myfeatures[i] = SimpleFeatureBuilder.build(dataType, new Object[] {
            new Integer(i + 1), new Integer(iVal[i]) },
            "classification.t" + (i + 1));
      }
      MemoryDataStore store = new MemoryDataStore();
      store.createSchema(dataType);
      store.addFeatures(myfeatures);
      SimpleFeatureCollection myFeatureCollection = store.getFeatureSource("test1").getFeatures();

      //run the quantile function
      org.opengis.filter.expression.Expression function = ff.function("Quantile", ff.property("value"), ff.literal(5));
      Classifier classifier = (Classifier) function.evaluate(myFeatureCollection);
      RangedClassifier range = (RangedClassifier) classifier;
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            new Integer(i+1),
            iVal[i],
            dVal[i],
        },"nantest.t"+(i+1));
      }
      MemoryDataStore store = new MemoryDataStore();
      store.createSchema(ft);
      store.addFeatures(testFeatures);
      SimpleFeatureCollection thisFC = store.getFeatureSource("nullnan").getFeatures();

      //create the expression
        Divide divide = ff.divide(ff.property("foo"), ff.property("bar"));
        QuantileFunction qf = (QuantileFunction) ff.function("Quantile", divide, ff.literal(3));
       
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    @Test
    public void testEvaluate() throws Exception {

        // Create SimpleFeatures
        SimpleFeatureType type = DataUtilities.createType("polygons", "id:int,geom:Polygon");
        MemoryDataStore store = new MemoryDataStore();
        store.createSchema(type);
        String[] polygons = {
            "POLYGON ((1235702.2034807256 707935.1879023351, 1229587.156498981 671715.2942412316, 1242287.6386918353 688649.2704983709, 1245109.9680680253 677359.9529936113, 1247932.297444215 711227.9055078899, 1239935.6975450104 705583.2467555101, 1235702.2034807256 707935.1879023351))",
            "POLYGON ((1237113.3681688206 622324.5301579087, 1224883.274205331 586575.0247261701, 1258280.8384902447 589397.3541023601, 1237113.3681688206 622324.5301579087))",
            "POLYGON ((1131746.4047910655 718754.1171777296, 1115282.8167632914 681593.4470578962, 1139272.6164609052 679241.5059110713, 1147269.2163601099 707935.1879023351, 1131746.4047910655 718754.1171777296)))"
        };
        WKTReader reader = new WKTReader();
        SimpleFeature[] features = new SimpleFeature[polygons.length];
        for (int i = 0; i < polygons.length; i++) {
            Geometry polygon = reader.read(polygons[i]);
            features[i] = SimpleFeatureBuilder.build(type, new Object[]{i, polygon}, String.valueOf(i));
        }
        store.addFeatures(features);
        SimpleFeatureCollection featureCollection = store.getFeatureSource("polygons").getFeatures();

        // Test the Function
        FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2(GeoTools.getDefaultHints());
        Function exp = ff.function("octagonalenvelope", ff.property("geom"));
        SimpleFeatureIterator iter = featureCollection.features();
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