root / org.gvsig.dgn / trunk / org.gvsig.dgn / org.gvsig.dgn.provider / src / main / java / org / gvsig / fmap / dal / store / dgn / PostProcessFilterOperation.java @ 332
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package org.gvsig.fmap.dal.store.dgn; |
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import java.util.regex.Pattern; |
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import org.apache.commons.lang3.StringUtils; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_CONTAINS; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_COVEREDBY; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_COVERS; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_CROSSES; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_DISJOINT; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_INTERSECT; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_NONE; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_OVERLAPS; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_TOUCHES; |
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import static org.gvsig.fmap.dal.store.dgn.DGNStoreProvider.CROP_OPERATION_WITHIN; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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public class PostProcessFilterOperation { |
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private static final Logger logger = LoggerFactory.getLogger(PostProcessFilterOperation.class); |
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private Pattern levelFilter = null; |
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private Pattern colorFilter = null; |
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private Pattern styleFilter = null; |
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private Pattern weighFilter = null; |
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private Pattern typeFilter = null; |
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private Pattern stypeFilter = null; |
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private Pattern idFilter = null; |
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private Pattern groupFilter = null; |
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private Pattern textFilter = null; |
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private Point pointForCheckGeometries = null; |
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private boolean hasfilter = false; |
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private boolean skipCurruptGeometries = true; |
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private int geometryTypeFilter = Geometry.TYPES.GEOMETRY; |
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private int counter_exceptions = 0; |
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private int cropOperationFilter; |
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private Geometry cropFilter = null; |
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private int ID_FIELD_LEVEL = -1; |
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private int ID_FIELD_COLOR = -1; |
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private int ID_FIELD_STYLE = -1; |
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private int ID_FIELD_WEIGHT = -1; |
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private int ID_FIELD_TYPE = -1; |
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private int ID_FIELD_STYPE = -1; |
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private int ID_FIELD_GROUP = -1; |
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private int ID_FIELD_ID = -1; |
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private int ID_FIELD_TEXT = -1; |
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PostProcessFilterOperation(DGNOpenStoreParameters parameters, FeatureType featureType) {
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GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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geometryTypeFilter = parameters.getGeometryTypeFilter(); |
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skipCurruptGeometries = parameters.skipCorruptGeometries(); |
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if (!StringUtils.isBlank(parameters.getLevelFilter())) {
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this.levelFilter = Pattern.compile(parameters.getLevelFilter()); |
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this.ID_FIELD_LEVEL = featureType.getIndex(DGNStoreProvider.NAME_FIELD_LEVEL);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getColorFilter())) {
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colorFilter = Pattern.compile(parameters.getColorFilter());
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this.ID_FIELD_COLOR = featureType.getIndex(DGNStoreProvider.NAME_FIELD_COLOR);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getStyleFilter())) {
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styleFilter = Pattern.compile(parameters.getStyleFilter());
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this.ID_FIELD_STYLE = featureType.getIndex(DGNStoreProvider.NAME_FIELD_STYLE);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getTypeFilter())) {
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this.typeFilter = Pattern.compile(parameters.getTypeFilter()); |
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this.ID_FIELD_TYPE = featureType.getIndex(DGNStoreProvider.NAME_FIELD_TYPE);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getSTypeFilter())) {
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this.stypeFilter = Pattern.compile(parameters.getSTypeFilter()); |
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this.ID_FIELD_STYPE = featureType.getIndex(DGNStoreProvider.NAME_FIELD_STYPE);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getWeightFilter())) {
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weighFilter = Pattern.compile(parameters.getWeightFilter());
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this.ID_FIELD_WEIGHT = featureType.getIndex(DGNStoreProvider.NAME_FIELD_WEIGHT);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getGroupFilter())) {
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groupFilter = Pattern.compile(parameters.getGroupFilter());
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this.ID_FIELD_GROUP = featureType.getIndex(DGNStoreProvider.NAME_FIELD_GROUP);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getIDFilter())) {
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idFilter = Pattern.compile(parameters.getIDFilter());
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this.ID_FIELD_ID = featureType.getIndex(DGNStoreProvider.NAME_FIELD_ID);
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this.hasfilter = true; |
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} |
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if (!StringUtils.isBlank(parameters.getTextFilter())) {
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textFilter = Pattern.compile(parameters.getTextFilter());
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this.ID_FIELD_TEXT = featureType.getIndex(DGNStoreProvider.NAME_FIELD_TEXT);
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this.hasfilter = true; |
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} |
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if (this.geometryTypeFilter != Geometry.TYPES.GEOMETRY) { |
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this.hasfilter = true; |
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} |
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this.cropFilter = parameters.getCropFilter();
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if (this.cropFilter != null) { |
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this.hasfilter = true; |
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} |
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this.cropOperationFilter = parameters.getCropOperationFilter();
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if (this.cropOperationFilter == CROP_OPERATION_NONE) { |
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this.cropFilter = null; |
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} |
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this.pointForCheckGeometries = null; |
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if (skipCurruptGeometries) {
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try {
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int geomSubtype = featureType.getDefaultGeometryAttribute().getGeomType().getSubType();
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this.pointForCheckGeometries = geomManager.createPoint(1, 1, geomSubtype); |
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if (geomSubtype == Geometry.SUBTYPES.GEOM3D) {
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this.pointForCheckGeometries.setCoordinateAt(Geometry.DIMENSIONS.Z, 1); |
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} |
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} catch (Exception ex) { |
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this.pointForCheckGeometries = null; |
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} |
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} |
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} |
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public boolean hasFilter() { |
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return this.hasfilter; |
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} |
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private boolean match(Pattern exp, Object value) { |
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if (value == null) { |
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return false; |
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} |
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return exp.matcher(value.toString()).matches();
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} |
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public boolean accept(FeatureProvider data) { |
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if (!this.hasfilter) { |
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return true; |
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} |
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Geometry geometry = data.getDefaultGeometry(); |
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if (this.pointForCheckGeometries != null) { |
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if (geometry != null) { |
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try {
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this.pointForCheckGeometries.intersects(geometry);
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} catch (Exception ex) { |
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// Skip geometries with problems
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data.setDefaultGeometry(null);
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geometry = null;
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} |
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} |
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} |
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try {
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if (levelFilter!=null && !match(levelFilter, data.get(ID_FIELD_LEVEL))) { |
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return false; |
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} |
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if (colorFilter!=null && !match(colorFilter, data.get(ID_FIELD_COLOR))) { |
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return false; |
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} |
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if (styleFilter!=null && !match(styleFilter, data.get(ID_FIELD_STYLE))) { |
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return false; |
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} |
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if (weighFilter!=null && !match(weighFilter, data.get(ID_FIELD_WEIGHT))) { |
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return false; |
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} |
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if (typeFilter!=null && !match(typeFilter, data.get(ID_FIELD_TYPE))) { |
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return false; |
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} |
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if (stypeFilter!=null && !match(stypeFilter, data.get(ID_FIELD_STYPE))) { |
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return false; |
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} |
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if (groupFilter!=null && !match(groupFilter, data.get(ID_FIELD_GROUP))) { |
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return false; |
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} |
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if (idFilter!=null && !match(idFilter, data.get(ID_FIELD_ID))) { |
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return false; |
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} |
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if (textFilter!=null && !match(textFilter, data.get(ID_FIELD_TEXT))) { |
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return false; |
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} |
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if (geometry != null) { |
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if (geometryTypeFilter != Geometry.TYPES.GEOMETRY) {
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GeometryType geomtype = geometry.getGeometryType(); |
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switch (geometryTypeFilter) {
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case Geometry.TYPES.POINT:
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if (!geomtype.isTypeOf(Geometry.TYPES.POINT)
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&& !geomtype.isTypeOf(Geometry.TYPES.MULTIPOINT)) {
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return false; |
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} |
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break;
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case Geometry.TYPES.CURVE:
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if (!geomtype.isTypeOf(Geometry.TYPES.CURVE)
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&& !geomtype.isTypeOf(Geometry.TYPES.MULTICURVE)) {
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return false; |
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} |
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break;
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case Geometry.TYPES.SURFACE:
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if (!geomtype.isTypeOf(Geometry.TYPES.SURFACE)
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&& !geomtype.isTypeOf(Geometry.TYPES.MULTISURFACE)) {
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return false; |
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} |
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break;
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default:
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break;
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} |
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} |
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if (this.cropFilter != null) { |
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switch (this.cropOperationFilter) { |
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case CROP_OPERATION_CONTAINS:
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if (!this.cropFilter.contains(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_COVEREDBY:
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if (!this.cropFilter.coveredBy(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_COVERS:
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if (!this.cropFilter.covers(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_CROSSES:
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if (!this.cropFilter.crosses(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_DISJOINT:
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if (!this.cropFilter.disjoint(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_INTERSECT:
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if (!this.cropFilter.intersects(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_OVERLAPS:
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if (!this.cropFilter.overlaps(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_TOUCHES:
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if (!this.cropFilter.touches(geometry)) { |
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return false; |
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} |
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break;
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case CROP_OPERATION_WITHIN:
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if (!this.cropFilter.within(geometry)) { |
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return false; |
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} |
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break;
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} |
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} |
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} |
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} catch (Exception ex) { |
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if (++counter_exceptions < 10) { |
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logger.warn("Can't filter data, accept it.", ex);
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} else if (counter_exceptions == 10) { |
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logger.warn("Can't filter data, accept it.", ex);
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logger.warn("Too many exceptions, dont show more.");
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} |
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return true; |
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} |
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return true; |
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} |
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} |