Examples of org.geotools.styling.FeatureTypeConstraint

org.geotools.styling.FeatureTypeConstraint

l.opengeospatial.org/files/?artifact_id=1188"> OGC Styled-Layer Descriptor Report (OGC 02-070) version 1.0.0.:

 <xsd:element name="FeatureTypeConstraint"> <xsd:annotation> <xsd:documentation> A FeatureTypeConstraint identifies a specific feature type and supplies fitlering. </xsd:documentation> </xsd:annotation> <xsd:complexType> <xsd:sequence> <xsd:element ref="sld:FeatureTypeName" minOccurs="0"/> <xsd:element ref="ogc:Filter" minOccurs="0"/> <xsd:element ref="sld:Extent" minOccurs="0" maxOccurs="unbounded"/> </xsd:sequence> </xsd:complexType> </xsd:element>

@author James Macgill @source $URL$

                
                FeatureTypeConstraint[] featureTypeConstraints = layer.getLayerFeatureConstraints();
                if (featureTypeConstraints != null) {
                  List<Filter> filters = new ArrayList<Filter>();
          for (int j=0;j<featureTypeConstraints.length; j++) {
            FeatureTypeConstraint featureTypeConstraint =  featureTypeConstraints[j];
            filters.add(featureTypeConstraint.getFilter());
          };
          combined = filterFac.and(combined, filterFac.and(filters));
                }
                combinedList[i] = combined;
            }

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            layerStyles = ((UserLayer) layer).getUserStyles();
        }


        // DJB: TODO: this needs to do the whole thing, not just names
        if (ftcs != null) {
            FeatureTypeConstraint ftc;
            final int length = ftcs.length;


            for (int t = 0; t < length; t++) {
                ftc = ftcs[t];


                if (ftc.getFeatureTypeName() != null) {
                    String ftc_name = ftc.getFeatureTypeName();


                    // taken from lite renderer
                    boolean matches;


                    try {

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            layerStyles = ((UserLayer) layer).getUserStyles();
        }


        // DJB: TODO: this needs to do the whole thing, not just names
        if (ftcs != null) {
            FeatureTypeConstraint ftc;
            final int length = ftcs.length;


            for (int t = 0; t < length; t++) {
                ftc = ftcs[t];


                if (ftc.getFeatureTypeName() != null) {
                    String ftc_name = ftc.getFeatureTypeName();


                    // taken from lite renderer
                    boolean matches;


                    try {

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        sld.setAbstract("Example Style Layer Descriptor");


        UserLayer layer = sf.createUserLayer();
        layer.setName("layer");


        FeatureTypeConstraint constraint = sf.createFeatureTypeConstraint("Feature",
                Filter.INCLUDE, null);


        layer.layerFeatureConstraints().add(constraint);


        Style style = sf.createStyle();

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        if (unset) {
            return null;
        }


        Extent[] ea = (Extent[]) extents.toArray(new Extent[extents.size()]);
        FeatureTypeConstraint constraint = sf.createFeatureTypeConstraint(featureTypeName, filter,
                ea);


        if (parent == null) {
            reset();
        }

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        assertSimpleStyle(collector);


        UserLayer layer = (UserLayer) collector.layers.get(0);
        assertEquals("http://geoserver.org/geoserver/ows", layer.getRemoteOWS().getOnlineResource());
        assertEquals("WFS", layer.getRemoteOWS().getService());
        FeatureTypeConstraint constraint = layer.getLayerFeatureConstraints()[0];
        assertEquals("states", constraint.getFeatureTypeName());
        assertEquals(tenMillionPeople, constraint.getFilter());
    }

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    UserLayer layer = sf.createUserLayer();
    layer.setName("layer");
    
    //
    // define constraint limited what features the sld applies to
    FeatureTypeConstraint constraint = sf.createFeatureTypeConstraint("Feature", Filter.INCLUDE,
            null);
    
    layer.layerFeatureConstraints().add(constraint);
    
    //

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    sld.setAbstract("Example Style Layer Descriptor");
    
    UserLayer layer = styleFactory.createUserLayer();
    layer.setName("layer");
    
    FeatureTypeConstraint constraint = styleFactory.createFeatureTypeConstraint("Feature",
            Filter.INCLUDE, null);
    
    layer.layerFeatureConstraints().add(constraint);
    
    Style style = styleFactory.createStyle();

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    public void visit(FeatureTypeConstraint ftc) {
        String typeName = ftc.getFeatureTypeName();
        Filter filter = copy(ftc.getFilter());
        Extent[] extents = copy(ftc.getExtents());
        FeatureTypeConstraint copy = sf.createFeatureTypeConstraint(typeName, filter, extents);


        if (STRICT && !copy.equals(ftc)) {
            throw new IllegalStateException("Was unable to duplicate provided FeatureTypeConstraint:" + ftc);
        }
        pages.push(copy);
    }

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    }


    public void testNormal() throws Exception {
        SLDMockData.featureTypeConstraint(document, document);


        FeatureTypeConstraint ftc = (FeatureTypeConstraint) parse();
        assertNotNull(ftc);


        assertEquals("theFeatureTypeName", ftc.getFeatureTypeName());
        assertNotNull(ftc.getFilter());
        assertEquals(2, ftc.getExtents().length);
    }

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