svn-gvsig-desktop / trunk / prototypes / mobile / desktop / extensions / extExportMobile / src / es / prodevelop / gvsig / exportMobile / layerexporters / VectorialExporterTask.java @ 19196
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package es.prodevelop.gvsig.exportMobile.layerexporters; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.io.File; |
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import java.io.IOException; |
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import org.apache.log4j.Logger; |
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import org.cresques.cts.ICoordTrans; |
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import com.hardcode.driverManager.Driver; |
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import com.hardcode.gdbms.engine.values.Value; |
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import com.iver.andami.PluginServices; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.core.DefaultFeature; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.IFeature; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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import com.iver.cit.gvsig.fmap.core.v02.FLabel; |
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import com.iver.cit.gvsig.fmap.drivers.DriverAttributes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.FieldDescription; |
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import com.iver.cit.gvsig.fmap.drivers.ILayerDefinition; |
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import com.iver.cit.gvsig.fmap.drivers.SHPLayerDefinition; |
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import com.iver.cit.gvsig.fmap.drivers.shp.IndexedShpDriver; |
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import com.iver.cit.gvsig.fmap.edition.DefaultRowEdited; |
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import com.iver.cit.gvsig.fmap.edition.EditionException; |
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import com.iver.cit.gvsig.fmap.edition.IWriter; |
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import com.iver.cit.gvsig.fmap.edition.ShpSchemaManager; |
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import com.iver.cit.gvsig.fmap.edition.writers.shp.ShpWriter; |
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import com.iver.cit.gvsig.fmap.layers.FBitSet; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrAnnotation; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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import com.iver.cit.gvsig.fmap.layers.LayerFactory; |
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import com.iver.cit.gvsig.fmap.layers.ReadableVectorial; |
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import com.iver.cit.gvsig.fmap.layers.SelectableDataSource; |
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import com.iver.cit.gvsig.fmap.rendering.XmlBuilder; |
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import com.iver.cit.gvsig.geoprocess.core.fmap.DefinitionUtils; |
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import com.iver.utiles.swing.threads.AbstractMonitorableTask; |
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import com.iver.utiles.swing.threads.IMonitorableTask; |
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import es.prodevelop.gvsig.exportMobile.files.NewDir; |
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import es.prodevelop.gvsig.exportMobile.layerexporters.clip.ClipProcess; |
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import es.prodevelop.gvsig.exportMobile.rectangle.DrawRectangle; |
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import es.prodevelop.gvsig.exportMobile.xml.Style; |
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import es.prodevelop.gvsig.exportMobile.xml.XmlProjectTags; |
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/**
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* Exportation subtask to export a vectorial layer
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* It supports selecting features by rect, clipping
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* features by rect and exporting all features
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* It splits the input data in polygons, lines and
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* points to save it as shapefiles.
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*
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* @author jcarras
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*
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*/
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public class VectorialExporterTask extends ExporterSubTask { |
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public static final int CLIPRECT = 1; |
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public static final int SELECTRECT = 2; |
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public static final int ALL = 3; |
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protected String destPath; |
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protected String XMLDefinition = ""; |
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protected int processType; |
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protected FieldDescription[] fieldsDescription; |
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protected FLyrVect inLayerVec;
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public static final String CLIPSUFFIX = "_clip"; |
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public static final String SELECTSUFFIX = "_select"; |
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public static final String ALLSUFFIX = "_copy"; |
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public static final String POINTSSUFFIX = "_points"; |
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public static final String POLYGONSSUFFIX = "_polygons"; |
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public static final String LINESSUFFIX = "_lines"; |
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public static final String NOSUFFIX = ""; |
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public static final String SHAPESUFFIX = ".shp"; |
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/**
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* Returns the suffix associated wit the input process type
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* @param processType
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* @return the corresponding suffix
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*/
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public String getSuffix(int processType){ |
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if (processType == CLIPRECT)
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return CLIPSUFFIX;
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if (processType == SELECTRECT)
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return SELECTSUFFIX;
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if (processType == ALL)
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return ALLSUFFIX;
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return NOSUFFIX;
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} |
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/**
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* Remove the defined suffixes of the input string with the objective
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* of not adding twice the suffixes on several exportations
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*
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* @param name
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* @return the input string without the suffixes
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*/
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public String removeSuffixes(String name){ |
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String res = name;
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String[] suf = new String[7]; |
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suf[0] = CLIPSUFFIX.toLowerCase();
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suf[1] = SELECTSUFFIX.toLowerCase();
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suf[2] = ALLSUFFIX.toLowerCase();
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suf[3] = POINTSSUFFIX.toLowerCase();
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suf[4] = POLYGONSSUFFIX.toLowerCase();
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suf[5] = LINESSUFFIX.toLowerCase();
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suf[6] = SHAPESUFFIX.toLowerCase();
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boolean modified=true; |
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while(modified){
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modified=false;
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for (int i = 0; i<7; i++){ |
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if (name.toLowerCase().endsWith(suf[i])){
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name=name.substring(0,name.toLowerCase().lastIndexOf(suf[i]));
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modified=true;
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} |
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} |
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} |
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return res;
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} |
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private Logger logger = Logger.getLogger(this.getClass()); |
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/**
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* Constructor with all the needed attributes
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* @param parentProcess
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* @param layer
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* @param rect
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* @param destPath
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* @param processType One of those VectorialExporterTask.CLIPRECT, VectorialExporterTask.ALL or VectorialExporterTask.SELECTRECT
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* @param fieldsDescription Description of the fields of the resulting layers
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* @param xml
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*/
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public VectorialExporterTask(AbstractMonitorableTask parentProcess,
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FLayer layer, Rectangle2D rect, String destPath, int processType, |
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FieldDescription[] fieldsDescription, XmlBuilder xml) {
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super(parentProcess, layer, rect, xml);
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this.destPath = destPath;
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this.processType = processType;
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this.fieldsDescription = fieldsDescription;
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this.inLayerVec = (FLyrVect) layer;
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} |
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private void writeFeatures(IWriter writer, Driver reader, FBitSet bitSet, int numStepsToReport) |
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throws DriverException, DriverIOException, EditionException {
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writer.preProcess(); |
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ReadableVectorial va = inLayerVec.getSource(); |
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va.start(); |
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ICoordTrans ct = inLayerVec.getCoordTrans(); |
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SelectableDataSource sds = this.inLayerVec.getRecordset();
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DriverAttributes attr = va.getDriverAttributes(); |
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boolean bMustClone = false; |
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if (attr != null) { |
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if (attr.isLoadedInMemory()) {
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bMustClone = attr.isLoadedInMemory(); |
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} |
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} |
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long shapesPerStep = bitSet.cardinality() / numStepsToReport;
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int stepsPerShape = 0; |
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if (shapesPerStep==0) |
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stepsPerShape = numStepsToReport / bitSet.cardinality(); |
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int counter = 0; |
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for (int i = bitSet.nextSetBit(0); i >= 0; i = bitSet.nextSetBit(i + 1)) { |
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try {
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IGeometry geom = va.getShape(i); |
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if (inLayerVec instanceof FLyrAnnotation |
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&& geom.getGeometryType() != FShape.POINT) {
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Point2D p = FLabel.createLabelPoint((FShape) geom
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.getInternalShape()); |
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geom = ShapeFactory.createPoint2D(p.getX(), p.getY()); |
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} |
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if (ct != null) { |
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if (bMustClone)
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geom = geom.cloneGeometry(); |
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geom.reProject(ct); |
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} |
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if (parent.isCanceled())
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break;
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if (geom != null) { |
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Value[] values = extractValues(sds, fieldsDescription, i);
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IFeature feat = new DefaultFeature(geom, values, "" + i); |
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DefaultRowEdited edRow = new DefaultRowEdited(feat,
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DefaultRowEdited.STATUS_ADDED, i); |
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edRow.setAttributes(values); |
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writer.process(edRow); |
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} |
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} catch (Exception ee) { |
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ee.printStackTrace(); |
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} finally{
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counter++; |
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if (shapesPerStep>0){ |
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if (counter % shapesPerStep == 0){ |
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reportStep(); |
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} |
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}else {
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reportSteps(stepsPerShape); |
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} |
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} |
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} |
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writer.postProcess(); |
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va.stop(); |
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} |
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private void clipFeatures(IWriter writer, Driver reader, FBitSet bitSet, ShpSchemaManager schemaManager, ILayerDefinition outputDef, int numStepsToReport){ |
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ClipProcess clip = new ClipProcess(
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inLayerVec, |
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fieldsDescription, bitSet); |
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/* build the second operand */
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FLyrVect lyrRect = DrawRectangle.createRectangleLayer(rect, inLayer.getProjection()); |
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clip.setSecondOperand(lyrRect); |
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clip.setResultLayerDefinition(outputDef); |
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clip.setResultLayerProperties(writer, schemaManager); |
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try {
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clip.checkPreconditions(); |
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IMonitorableTask task = clip.createTask(); |
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task.run(); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} finally {
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reportSteps(numStepsToReport); |
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} |
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} |
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/**
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* Makes the exportation
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*/
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public void export() { |
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setNote(PluginServices.getText(this, "exporting_") + " " + inLayer.getName()); |
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SHPLayerDefinition definition = new SHPLayerDefinition();
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try {
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definition = DefinitionUtils. |
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createLayerDefinition(inLayerVec); |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (DriverException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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definition.setFieldsDesc(fieldsDescription); |
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String basename = inLayer.getName();
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if (basename.toLowerCase().endsWith(".shp")) |
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basename=basename.substring(0,basename.lastIndexOf(".")); |
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// POINTS
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try{
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FBitSet bitSet; |
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if (processType==ALL)
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bitSet = queryByRectAndType(null, FShape.POINT);
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else
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bitSet = queryByRectAndType(rect, FShape.POINT); |
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logger.debug("Found " + bitSet.cardinality() + " points"); |
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if (bitSet.cardinality() > 0) { |
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initXML(); |
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ShpWriter writer = (ShpWriter) LayerFactory.getWM().getWriter( |
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"Shape Writer");
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File tempFile = NewDir.getTempShpFile();
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definition.setFile(tempFile); |
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definition.setName(tempFile.getName()); |
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definition.setShapeType(FShape.POINT); |
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writer.setFile(tempFile); |
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writer.initialize(definition); |
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Driver driver = getOpenShpDriver(tempFile);
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ShpSchemaManager schemaManager = new ShpSchemaManager(tempFile.getAbsolutePath());
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if (processType==CLIPRECT)
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clipFeatures(writer, driver, bitSet, schemaManager,definition,33);
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else
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writeFeatures(writer, driver, bitSet, 33);
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String lyrName = removeSuffixes(basename);
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lyrName += getSuffix(processType); |
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lyrName += POINTSSUFFIX; |
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File filePoints = new File(destPath + File.separator + lyrName + SHAPESUFFIX); |
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filePoints = getFreeFile(filePoints); |
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NewDir.copyShpDbfShxTempToFinal(tempFile, filePoints); |
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writeXML(lyrName, FShape.POINT, filePoints.getName()); |
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} |
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} catch (EditionException e1){
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e1.printStackTrace(); |
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} catch (IOException e2){ |
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e2.printStackTrace(); |
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} catch (DriverIOException e3){
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e3.printStackTrace(); |
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} catch (DriverException e4){
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e4.printStackTrace(); |
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} finally{
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closeXML(); |
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//reportStep();
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} |
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// LINES
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try{
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FBitSet bitSet; |
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if (processType==ALL)
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bitSet = queryByRectAndType(null, FShape.LINE);
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else
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bitSet = queryByRectAndType(rect, FShape.LINE); |
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logger.debug("Found " + bitSet.cardinality() + " lines"); |
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if (bitSet.cardinality() > 0) { |
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initXML(); |
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ShpWriter writer = (ShpWriter) LayerFactory.getWM().getWriter( |
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"Shape Writer");
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File tempFile = NewDir.getTempShpFile();
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definition.setFile(tempFile); |
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definition.setName(tempFile.getName()); |
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definition.setShapeType(FShape.LINE); |
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writer.setFile(tempFile); |
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writer.initialize(definition); |
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Driver driver = getOpenShpDriver(tempFile);
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ShpSchemaManager schemaManager = new ShpSchemaManager(tempFile.getAbsolutePath());
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if (processType==CLIPRECT)
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clipFeatures(writer, driver, bitSet, schemaManager,definition,33);
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else
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writeFeatures(writer, driver, bitSet, 33);
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String lyrName = removeSuffixes(basename);
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lyrName += getSuffix(processType); |
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lyrName += LINESSUFFIX; |
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File filePoints = new File(destPath + File.separator + lyrName + SHAPESUFFIX); |
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filePoints = getFreeFile(filePoints); |
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NewDir.copyShpDbfShxTempToFinal(tempFile, filePoints); |
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writeXML(lyrName, FShape.LINE, filePoints.getName()); |
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} |
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} catch (EditionException e1){
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e1.printStackTrace(); |
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} catch (IOException e2){ |
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e2.printStackTrace(); |
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} catch (DriverIOException e3){
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e3.printStackTrace(); |
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} catch (DriverException e4){
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e4.printStackTrace(); |
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} finally{
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closeXML(); |
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//reportStep();
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} |
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// POLYGONS
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try{
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FBitSet bitSet; |
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if (processType==ALL)
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bitSet = queryByRectAndType(null, FShape.POLYGON);
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else
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bitSet = queryByRectAndType(rect, FShape.POLYGON); |
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logger.debug("Found " + bitSet.cardinality() + " polygons"); |
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if (bitSet.cardinality() > 0) { |
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initXML(); |
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ShpWriter writer = (ShpWriter) LayerFactory.getWM().getWriter( |
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"Shape Writer");
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File tempFile = NewDir.getTempShpFile();
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definition.setFile(tempFile); |
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definition.setName(tempFile.getName()); |
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definition.setShapeType(FShape.POLYGON); |
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writer.setFile(tempFile); |
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writer.initialize(definition); |
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Driver driver = getOpenShpDriver(tempFile);
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ShpSchemaManager schemaManager = new ShpSchemaManager(tempFile.getAbsolutePath());
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|
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if (processType==CLIPRECT){
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clipFeatures(writer, driver, bitSet, schemaManager, definition,33);
|
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|
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} |
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else
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writeFeatures(writer, driver, bitSet, 33);
|
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|
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String lyrName = removeSuffixes(basename);
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lyrName += getSuffix(processType); |
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lyrName += POLYGONSSUFFIX; |
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File filePoints = new File(destPath + File.separator + lyrName + SHAPESUFFIX); |
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filePoints = getFreeFile(filePoints); |
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NewDir.copyShpDbfShxTempToFinal(tempFile, filePoints); |
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writeXML(lyrName, FShape.POLYGON, filePoints.getName()); |
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} |
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} catch (EditionException e1){
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e1.printStackTrace(); |
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} catch (IOException e2){ |
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e2.printStackTrace(); |
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} catch (DriverIOException e3){
|
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e3.printStackTrace(); |
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} catch (DriverException e4){
|
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e4.printStackTrace(); |
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} finally{
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closeXML(); |
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reportToEnd(); |
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} |
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|
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|
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} |
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/**
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* It iterates over every feature to return a bitSet with the features of
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* the input type and inside the input rectangle
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* @param rect
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* @param type
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* @return
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* @throws DriverException
|
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*/
|
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public FBitSet queryByRectAndType(Rectangle2D rect, int type) |
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throws DriverException {
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ReadableVectorial va = inLayerVec.getSource(); |
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ICoordTrans ct = inLayerVec.getCoordTrans(); |
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FBitSet bitset = new FBitSet();
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try {
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va.start(); |
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int numShp = va.getShapeCount();
|
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DriverAttributes attr = va.getDriverAttributes(); |
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boolean bMustClone = false; |
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if (attr != null) { |
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if (attr.isLoadedInMemory()) {
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bMustClone = attr.isLoadedInMemory(); |
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} |
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} |
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|
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for (int i = 0; i < numShp; i++) { |
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// if it's not the type expected we discard it
|
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IGeometry geom = va.getShape(i); |
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if (geom == null) |
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continue;
|
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if (type != (geom.getGeometryType() % 512)) |
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continue;
|
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// idRec = (Integer) lyr.getSource().getShape(i).get;
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// index = i;//dRec.intValue();
|
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// if we want the whole features we select it
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if (rect == null) { |
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bitset.set(i, true);
|
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continue;
|
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} |
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// IGeometry geom = shp;
|
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|
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if (ct != null) { |
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if (bMustClone)
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geom = geom.cloneGeometry(); |
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geom.reProject(ct); |
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} |
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if (geom.intersects(rect))
|
| 471 |
bitset.set(i, true);
|
| 472 |
} |
| 473 |
va.stop(); |
| 474 |
} catch (DriverIOException e) {
|
| 475 |
// TODO Auto-generated catch block
|
| 476 |
e.printStackTrace(); |
| 477 |
} |
| 478 |
return bitset;
|
| 479 |
|
| 480 |
} |
| 481 |
|
| 482 |
|
| 483 |
private IndexedShpDriver getOpenShpDriver(File file) throws IOException { |
| 484 |
|
| 485 |
IndexedShpDriver drv = new IndexedShpDriver();
|
| 486 |
if (!file.exists()) {
|
| 487 |
|
| 488 |
file.createNewFile(); |
| 489 |
File newFileSHX = new File(file.getAbsolutePath().replaceAll( |
| 490 |
"[.]shp", ".shx")); |
| 491 |
newFileSHX.createNewFile(); |
| 492 |
File newFileDBF = new File(file.getAbsolutePath().replaceAll( |
| 493 |
"[.]shp", ".dbf")); |
| 494 |
newFileDBF.createNewFile(); |
| 495 |
} |
| 496 |
drv.open(file); |
| 497 |
return drv;
|
| 498 |
} |
| 499 |
|
| 500 |
private Value[] extractValues(SelectableDataSource sds2, |
| 501 |
FieldDescription[] descripExLyr2, int i) |
| 502 |
throws com.hardcode.gdbms.engine.data.driver.DriverException {
|
| 503 |
|
| 504 |
FieldDescription[] desLyrTot = sds2.getFieldsDescription();
|
| 505 |
int[] indices = getArrayIndex(descripExLyr2, desLyrTot); |
| 506 |
Value[] newvalue = new Value[indices.length]; |
| 507 |
|
| 508 |
try {
|
| 509 |
// geom description
|
| 510 |
Value[] val = sds2.getRow(i);
|
| 511 |
|
| 512 |
for (int k = 0; k < indices.length; k++) { |
| 513 |
|
| 514 |
int indx = indices[k];
|
| 515 |
Value valu = val[indx]; |
| 516 |
newvalue[k] = valu; |
| 517 |
} |
| 518 |
|
| 519 |
} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
|
| 520 |
// TODO Auto-generated catch block
|
| 521 |
e.printStackTrace(); |
| 522 |
} |
| 523 |
// TODO Auto-generated method stub
|
| 524 |
return newvalue;
|
| 525 |
} |
| 526 |
|
| 527 |
/**
|
| 528 |
* Compare two FieldsDescription[], and show which atributes agreed. Then we
|
| 529 |
* create a new array index of this atributes
|
| 530 |
*
|
| 531 |
* @param descripSel,
|
| 532 |
* selected layer`s description
|
| 533 |
* @param descripTot,
|
| 534 |
* original layer`s description
|
| 535 |
* @return
|
| 536 |
*/
|
| 537 |
private int[] getArrayIndex(FieldDescription[] descripSel, |
| 538 |
FieldDescription[] descripTot) {
|
| 539 |
|
| 540 |
int[] index = new int[descripSel.length]; |
| 541 |
int cont = 0; |
| 542 |
|
| 543 |
for (int i = 0; i < descripTot.length; i++) { |
| 544 |
|
| 545 |
String nameFieldTot = descripTot[i].getFieldName();
|
| 546 |
for (int j = 0; j < descripSel.length; j++) { |
| 547 |
|
| 548 |
String nameFielSele = descripSel[j].getFieldName();
|
| 549 |
if (nameFieldTot.equals(nameFielSele)) {
|
| 550 |
|
| 551 |
cont = i; |
| 552 |
index[j] = cont; |
| 553 |
|
| 554 |
} |
| 555 |
} |
| 556 |
} |
| 557 |
return index;
|
| 558 |
} |
| 559 |
|
| 560 |
/**
|
| 561 |
* Number of steps the Exportation will report
|
| 562 |
*/
|
| 563 |
public int getFinalStep() { |
| 564 |
return 100; |
| 565 |
} |
| 566 |
|
| 567 |
/**
|
| 568 |
* Runs the exportation task
|
| 569 |
*/
|
| 570 |
public void run() { |
| 571 |
export();
|
| 572 |
} |
| 573 |
|
| 574 |
/**
|
| 575 |
* Writes the layer attributes to the input xml
|
| 576 |
* @param name
|
| 577 |
* @param shpType
|
| 578 |
* @param path
|
| 579 |
*/
|
| 580 |
private void writeXML(String name, int shpType, String path){ |
| 581 |
//xml.openTag(XmlProjectTags.LAYER);
|
| 582 |
//<Type>
|
| 583 |
xml.writeTag(XmlProjectTags.TYPE, "SHP");
|
| 584 |
//</Type>
|
| 585 |
|
| 586 |
//<Path>
|
| 587 |
xml.writeTag(XmlProjectTags.PATH, path); |
| 588 |
//</Path>
|
| 589 |
|
| 590 |
//<Name>
|
| 591 |
xml.writeTag(XmlProjectTags.NAME, name); |
| 592 |
//</Name>
|
| 593 |
|
| 594 |
//<Visible>
|
| 595 |
String isVisible = (inLayer.isVisible()) ? "1" : "0"; |
| 596 |
xml.writeTag(XmlProjectTags.VISIBLE, isVisible); |
| 597 |
//</Visible>
|
| 598 |
|
| 599 |
// scale max min
|
| 600 |
double scaleMax = inLayer.getMaxScale();
|
| 601 |
double scaleMin = inLayer.getMinScale();
|
| 602 |
xml.writeTag(XmlProjectTags.SCALE_MAX, "" + Double.toString(scaleMax)); |
| 603 |
xml.writeTag(XmlProjectTags.SCALE_MIN, "" + Double.toString(scaleMin)); |
| 604 |
|
| 605 |
Style style = new Style(); |
| 606 |
style.setLayer(inLayerVec,shpType); |
| 607 |
style.setXML(xml); |
| 608 |
style.createXML(); |
| 609 |
|
| 610 |
//xml.closeTag();
|
| 611 |
} |
| 612 |
} |