1

13693261870

2022-12-19 195488d44354e199059fa1ae31e1c7e967074b30

1

 src/main/java/com/lf/server/helper/GdbHelper.java

@@ -7,6 +7,7 @@
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.gdal.ogr.*;
import org.gdal.osr.SpatialReference;

import java.lang.reflect.Field;
import java.sql.Timestamp;
@@ -325,10 +326,10 @@
    /**
     * 创建GDB
     */
    public static void createGdb(String filePath,  Map<String, List<?>> map){
    public static void createGdb(String filePath,  Map<String, List<?>> map) {
        Driver driver = null;
        DataSource dataSource = null;
        try{
        try {
            driver = ogr.GetDriverByName("OpenFileGDB");
            if (null == driver) {
                return;
@@ -339,14 +340,13 @@
                return;
            }

            for(String key : map.keySet()){
            for (String key : map.keySet()) {
                GeomBaseMapper baseMapper = ClassHelper.getGeoBaseMapper(key);
                if (null == baseMapper) {
                    continue;
                }

                String tab = BaseQueryService.getTabName(baseMapper);
                if (StringHelper.isNull(tab)) {
                Layer layer = createLayer(dataSource, baseMapper);
                if(null == layer){
                    continue;
                }

@@ -354,29 +354,58 @@
                Class clazz = ClassHelper.getEntityClass(className);

                List<?> list = map.get(key);

            }
        }catch (Exception ex){
        } catch (Exception ex) {
            log.error(ex.getMessage(), ex);
        }finally {
        } finally {
            GdbHelper.delete(dataSource, driver);
        }
    }

    private static <T> String getGeomType(GeomBaseMapper baseMapper, List<T> list) {
        for (T t : list){
            if (!(t instanceof BaseGeoEntity)){
                return null;
            }

            BaseGeoEntity entity = (BaseGeoEntity)t;
            if (StringHelper.isEmpty(entity.getGeom())){
                continue;
            }


    /**
     * 创建图层
     */
    private static Layer createLayer(DataSource dataSource, GeomBaseMapper baseMapper ) {
        String tab = BaseQueryService.getTabName(baseMapper);
        if (StringHelper.isNull(tab)) {
            return null;
        }

        return null;
        String geomType = baseMapper.selectGeometryType(tab);
        if (StringHelper.isEmpty(geomType)) {
            return null;
        }

        Integer srid = baseMapper.selectSrid(tab);
        SpatialReference sr = new SpatialReference();
        sr.ImportFromEPSG(null == srid ? 4326 : srid);

        Layer layer = dataSource.CreateLayer(tab, sr, getGeomType(geomType), null);

        return layer;
    }

    /**
     * 获取Geom类别
     */
    private static Integer getGeomType(String geomType) {
        if (StringHelper.isEmpty(geomType)){
            return ogr.wkbUnknown;
        }

        switch (geomType){
            case "ST_Point":
                return ogr.wkbPoint;
            case "ST_LineString":
                return ogr.wkbLineString;
            case "ST_MultiLineString":
                return ogr.wkbMultiLineString;
            case "ST_Polygon":
                return ogr.wkbPolygon;
            case "ST_MultiPolygon":
                return ogr.wkbMultiPolygon;
            default:
                return ogr.wkbUnknown;
        }
    }
}