管道基础大数据平台系统开发-【后端】-Server
13693261870
2024-03-25 b6b0cb226fcf184525ee7b36af3a09471e9c0057
src/main/java/com/lf/server/helper/ShpHelper.java
@@ -1,5 +1,6 @@
package com.lf.server.helper;
import com.lf.server.entity.all.StaticData;
import com.lf.server.entity.ctrl.MarkJsonEntity;
import com.lf.server.entity.ctrl.ShpRecordEntity;
import org.apache.commons.logging.Log;
@@ -78,25 +79,13 @@
            }
            layer = dataSource.GetLayer(0);
            FeatureDefn featureDefn = layer.GetLayerDefn();
            Map<Integer, Field> fieldMap = new HashMap(5);
            for (int i = 0, count = featureDefn.GetFieldCount(); i < count; i++) {
                try {
                    FieldDefn fieldDefn = featureDefn.GetFieldDefn(i);
                    Field field = MarkJsonEntity.class.getDeclaredField(fieldDefn.GetName().toLowerCase());
                    field.setAccessible(true);
                    fieldMap.put(i, field);
                } catch (Exception e) {
                    //
                }
            }
            long count = layer.GetFeatureCount();
            if (count == 0 || fieldMap.size() == 0) {
            if (layer.GetFeatureCount() == 0) {
                return null;
            }
            return setMarkJsonEntity(layer, fieldMap);
            Map<Integer, Field> fields = getShpFields(layer);
            return setMarkJsonEntity(layer, fields);
        } catch (Exception ex) {
            log.error(ex.getMessage(), ex);
            return null;
@@ -106,30 +95,39 @@
    }
    /**
     * 获取shp字段信息
     */
    private static Map<Integer, Field> getShpFields(Layer layer) {
        FeatureDefn featureDefn = layer.GetLayerDefn();
        Map<Integer, Field> fields = new HashMap(3);
        for (int i = 0, count = featureDefn.GetFieldCount(); i < count; i++) {
            try {
                FieldDefn fieldDefn = featureDefn.GetFieldDefn(i);
                Field field = MarkJsonEntity.class.getDeclaredField(fieldDefn.GetName());
                field.setAccessible(true);
                fields.put(i, field);
            } catch (Exception e) {
                //
            }
        }
        return fields;
    }
    /**
     * 设置标绘实体类
     */
    private static List<MarkJsonEntity> setMarkJsonEntity(Layer layer, Map<Integer, Field> fieldMap) throws Exception {
        List<MarkJsonEntity> list = new ArrayList<MarkJsonEntity>();
        List<MarkJsonEntity> list = new ArrayList<>();
        for (int i = 0; i < layer.GetFeatureCount(); i++) {
            Feature f = layer.GetFeature(i);
            MarkJsonEntity me = new MarkJsonEntity(i + 1);
            MarkJsonEntity me = new MarkJsonEntity(i + 1L);
            for (Integer key : fieldMap.keySet()) {
                Field field = fieldMap.get(key);
                switch (field.getType().toString()) {
                    case "double":
                        field.set(me, f.GetFieldAsDouble(i));
                        break;
                    case "long":
                        field.set(me, f.GetFieldAsInteger64(i));
                        break;
                    case "int":
                        field.set(me, f.GetFieldAsInteger(i));
                        break;
                    default:
                        field.set(me, f.GetFieldAsString(i));
                        break;
                }
                GdbHelper.setValue(me, f, field, key);
            }
            me.setWkt(f.GetGeometryRef().ExportToWkt());
@@ -165,7 +163,7 @@
            }
            SpatialReference sr = new SpatialReference();
            sr.ImportFromEPSG(4326);
            sr.ImportFromEPSG(StaticData.I4326);
            int geoType = getGeometryType(type);
            layer = dataSource.CreateLayer(type.toLowerCase(), sr, geoType);
@@ -173,22 +171,16 @@
                return null;
            }
            FieldDefn fdName = new FieldDefn("name", ogr.OFTString);
            fdName.SetWidth(50);
            layer.CreateField(fdName, 0);
            FieldDefn fdProps = new FieldDefn("props", ogr.OFTString);
            fdProps.SetWidth(1024);
            // layer.DeleteField(layer.FindFieldIndex("name", 1))
            layer.CreateField(fdProps, 1);
            List<Field> fields = new ArrayList<>();
            GdbHelper.getFields(MarkJsonEntity.class, fields, StaticData.MARK_EXCLUDE_FIELDS);
            GdbHelper.addLayerField(layer, fields);
            FeatureDefn featureDefn = layer.GetLayerDefn();
            for (MarkJsonEntity mje : list) {
                Geometry geo = Geometry.CreateFromWkt(mje.getWkt());
            for (MarkJsonEntity t : list) {
                Feature f = new Feature(featureDefn);
                f.SetField(0, mje.getName());
                //f.SetField(1, mje.getProps());
                GdbHelper.setFeatureData(f, fields, t);
                Geometry geo = Geometry.CreateFromWkt(t.getWkt());
                f.SetGeometry(geo);
                layer.CreateFeature(f);
@@ -209,20 +201,20 @@
    private static int getGeometryType(String type) {
        switch (type) {
            case "POINT":
                return 1;
                return ogr.wkbPoint;
            case "LINESTRING":
                return 2;
                return ogr.wkbLineString;
            case "POLYGON":
                return 3;
                return ogr.wkbPolygon;
            default:
                return -1;
                return ogr.wkbUnknown;
        }
    }
    /**
     * 读取数据
     */
    public static <T> List<T> readData(Class clazz, String filePath) {
    public static <T> List<T> readData(Class clazz, String filePath, boolean isTransform) {
        List<T> list = new ArrayList<>();
        Driver driver = null;
@@ -239,7 +231,7 @@
            }
            Layer layer = dataSource.GetLayer(0);
            GdbHelper.readLayer(clazz, layer, list);
            GdbHelper.readLayer(clazz, layer, list, isTransform);
        } catch (Exception ex) {
            log.error(ex.getMessage(), ex);
        } finally {