From e0ee9dab23f25421f8f8f6bfb58f9fec7d58978f Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期一, 19 十二月 2022 16:26:03 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/GdbHelper.java | 204 ++++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 186 insertions(+), 18 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/GdbHelper.java b/src/main/java/com/lf/server/helper/GdbHelper.java
index 115776a..979f070 100644
--- a/src/main/java/com/lf/server/helper/GdbHelper.java
+++ b/src/main/java/com/lf/server/helper/GdbHelper.java
@@ -1,8 +1,13 @@
package com.lf.server.helper;
+import com.lf.server.entity.all.BaseGeoEntity;
+import com.lf.server.entity.all.StaticData;
+import com.lf.server.mapper.all.GeomBaseMapper;
+import com.lf.server.service.all.BaseQueryService;
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;
@@ -18,7 +23,7 @@
public class GdbHelper {
private final static Log log = LogFactory.getLog(GdbHelper.class);
- public static List<String> excludeFields = new ArrayList<>(Arrays.asList("gid", "shape_leng"));
+ private final static String OBJECT ="java.lang.Object";
/**
* 閿�姣佽祫婧�
@@ -73,11 +78,13 @@
try {
driver = ogr.GetDriverByName("OpenFileGDB");
if (null == driver) {
+ log.error("GdbHelper.getTabNames: OpenFileGDB is null");
return list;
}
dataSource = driver.Open(filePath, 0);
if (null == dataSource) {
+ log.error("GdbHelper.getTabNames.dataSource is null. " + filePath);
return list;
}
@@ -139,11 +146,10 @@
public static <T> void readLayer(Class clazz, Layer layer, List<T> list) {
try {
Field gField = getGeomField(clazz);
- Map<Integer, Field> map = getFieldMapper(clazz, layer);
- if (map.size() == 0) {
- return;
- }
- if (1 > layer.GetFeatureCount()) {
+
+ Map<Integer, Field> map = new HashMap<>(3);
+ getFieldMapper(clazz, layer, map);
+ if (map.isEmpty() || 0 == layer.GetFeatureCount()) {
return;
}
@@ -182,16 +188,14 @@
/**
* 鑾峰彇瀛楁鏄犲皠
*/
- private static <T> Map<Integer, Field> getFieldMapper(Class clazz, Layer layer) {
- Map<Integer, Field> map = new HashMap<>(3);
-
+ private static void getFieldMapper(Class clazz, Layer layer, Map<Integer, Field> map) {
try {
FeatureDefn fd = layer.GetLayerDefn();
for (int i = 0, count = fd.GetFieldCount(); i < count; i++) {
FieldDefn fieldDefn = fd.GetFieldDefn(i);
try {
String name = fieldDefn.GetName().toLowerCase();
- if (excludeFields.contains(name)){
+ if (StaticData.READ_EXCLUDE_FIELDS.contains(name)) {
continue;
}
@@ -203,11 +207,13 @@
//
}
}
+
+ if (!OBJECT.equals(clazz.getSuperclass().getName())) {
+ getFieldMapper(clazz.getSuperclass(), layer, map);
+ }
} catch (Exception ex) {
//
}
-
- return map;
}
/**
@@ -234,21 +240,21 @@
* 璁剧疆鍊�
*/
private static <T> void setValue(T t, Feature f, Field field, Integer i) throws Exception {
- switch (field.getType().toString()) {
- case "class java.math.BigDecimal":
- case "class java.lang.Double":
+ switch (field.getType().getName()) {
+ case "java.math.BigDecimal":
+ case "java.lang.Double":
case "double":
field.set(t, f.GetFieldAsDouble(i));
break;
- case "class java.lang.Long":
+ case "java.lang.Long":
case "long":
field.set(t, f.GetFieldAsInteger64(i));
break;
- case "class java.lang.Integer":
+ case "java.lang.Integer":
case "int":
field.set(t, f.GetFieldAsInteger(i));
break;
- case "class java.sql.Timestamp":
+ case "java.sql.Timestamp":
field.set(t, getTimestamp(f, i));
break;
default:
@@ -316,4 +322,166 @@
return Timestamp.valueOf(localDateTime);
}
+
+ /**
+ * 鍒涘缓GDB
+ */
+ public static void createGdb(String filePath, Map<String, List<?>> map) {
+ Driver driver = null;
+ DataSource dataSource = null;
+ try {
+ driver = ogr.GetDriverByName("OpenFileGDB");
+ if (null == driver) {
+ return;
+ }
+
+ dataSource = driver.CreateDataSource(filePath);
+ if (null == dataSource) {
+ return;
+ }
+
+ for (String key : map.keySet()) {
+ GeomBaseMapper baseMapper = ClassHelper.getGeoBaseMapper(key);
+ if (null == baseMapper) {
+ continue;
+ }
+ Layer layer = createLayer(dataSource, baseMapper);
+ if (null == layer) {
+ continue;
+ }
+
+ String className = ClassHelper.getClassName(baseMapper);
+ Class clazz = ClassHelper.getEntityClass(className);
+ List<Field> fields = new ArrayList<>();
+ getFields(clazz, fields);
+
+ Field gField = getGeomField(clazz);
+ if (null == gField) {
+ continue;
+ }
+
+ List<?> list = map.get(key);
+ }
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ } finally {
+ GdbHelper.delete(dataSource, driver);
+ }
+ }
+
+ /**
+ * 鍒涘缓鍥惧眰
+ */
+ private static Layer createLayer(DataSource dataSource, GeomBaseMapper baseMapper ) {
+ String tab = BaseQueryService.getTabName(baseMapper);
+ if (StringHelper.isNull(tab)) {
+ 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);
+
+ return dataSource.CreateLayer(tab, sr, getGeomType(geomType), null);
+ }
+
+ /**
+ * 鑾峰彇Geom绫诲埆
+ */
+ 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;
+ }
+ }
+
+ /**
+ * 鑾峰彇瀛楁
+ */
+ private static void getFields(Class clazz, List<Field> list) {
+ try {
+ Field[] fields = clazz.getDeclaredFields();
+ for (Field f : fields) {
+// if ("geom".equals(f.getName())) {
+// continue;
+// }
+
+ if (StaticData.READ_EXCLUDE_FIELDS.contains(f.getName())) {
+ continue;
+ }
+
+ f.setAccessible(true);
+ list.add(f);
+ }
+
+ if (!OBJECT.equals(clazz.getSuperclass().getName())) {
+ getFields(clazz.getSuperclass(), list);
+ }
+ } catch (Exception ex) {
+ //
+ }
+ }
+
+ /**
+ * 娣诲姞鍥惧眰瀛楁
+ */
+ private static void addLayerField(Layer layer, List<Field> list) {
+ for (int i = 0, c = list.size(); i < c; i++) {
+ Field f = list.get(i);
+ FieldDefn fd = getLayerField(f);
+
+ layer.CreateField(fd, i);
+ }
+ }
+
+ private static FieldDefn getLayerField(Field f ) {
+ int fieldType = getFieldType(f);
+ FieldDefn fd = new FieldDefn(f.getName(), fieldType);
+ if (fieldType == ogr.OFTString) {
+
+ }
+
+ return fd;
+ }
+
+ /**
+ * 鑾峰彇瀛楁绫诲瀷
+ */
+ private static Integer getFieldType(Field f) {
+ switch (f.getType().getName()) {
+ case "java.math.BigDecimal":
+ case "java.lang.Double":
+ case "double":
+ return ogr.OFTReal;
+ case "java.lang.Long":
+ case "long":
+ return ogr.OFTInteger64;
+ case "java.lang.Integer":
+ case "int":
+ return ogr.OFTInteger;
+ case "java.sql.Timestamp":
+ return ogr.OFTDateTime;
+ default:
+ return ogr.OFTString;
+ }
+ }
}
--
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