From 9b4b8766818ef70c4498436cfd0ce86a1e039570 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期二, 01 十一月 2022 17:41:28 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/GdalHelper.java | 200 ++-----------------------------------------------
1 files changed, 11 insertions(+), 189 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/GdalHelper.java b/src/main/java/com/lf/server/helper/GdalHelper.java
index 9c006c4..5cc3c44 100644
--- a/src/main/java/com/lf/server/helper/GdalHelper.java
+++ b/src/main/java/com/lf/server/helper/GdalHelper.java
@@ -1,8 +1,5 @@
package com.lf.server.helper;
-import com.lf.server.entity.ctrl.MarkJsonEntity;
-import com.lf.server.entity.ctrl.ShpRecordEntity;
-import com.lf.server.entity.data.MetaFileEntity;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.gdal.gdal.Band;
@@ -13,8 +10,6 @@
import org.gdal.ogr.*;
import org.gdal.osr.SpatialReference;
-import java.io.File;
-import java.lang.reflect.Field;
import java.sql.Time;
import java.sql.Timestamp;
import java.time.LocalDate;
@@ -33,193 +28,20 @@
public class GdalHelper {
private final static Log log = LogFactory.getLog(GdalHelper.class);
- static {
- // 娉ㄥ唽鎵�鏈夌殑椹卞姩
- gdal.AllRegister();
+ public static void init() {
+ // 娉ㄥ唽鎵�鏈夌殑椹卞姩
+ gdal.AllRegister();
- // 涓轰簡鏀寔涓枃璺緞锛岃娣诲姞涓嬮潰杩欏彞浠ｇ爜
- gdal.SetConfigOption("GDAL_FILENAME_IS_UTF8", "YES");
+ // 涓轰簡鏀寔涓枃璺緞锛岃娣诲姞涓嬮潰杩欏彞浠ｇ爜
+ gdal.SetConfigOption("GDAL_FILENAME_IS_UTF8", "YES");
- // 閰嶇疆GDAL_DATA璺緞锛坓dal鏍圭洰褰曚笅鐨刡in\gdal-data锛�
- // gdal.SetConfigOption("GDAL_DATA", "E:\\terrait\\TianJin\\Zip\\release-1928-x64-dev\\release-1928-x64\\bin\\gdal-data");
- // gdal.SetConfigOption("PROJ_LIB", "E:\\terrait\\TianJin\\Zip\\release-1928-x64-dev\\release-1928-x64\\bin\\proj7\\share");
+ // 閰嶇疆GDAL_DATA璺緞锛坓dal鏍圭洰褰曚笅鐨刡in\gdal-data锛�
+ // gdal.SetConfigOption("GDAL_DATA", "E:\\terrait\\TianJin\\Zip\\release-1928-x64-dev\\release-1928-x64\\bin\\gdal-data");
+ // gdal.SetConfigOption("PROJ_LIB", "E:\\terrait\\TianJin\\Zip\\release-1928-x64-dev\\release-1928-x64\\bin\\proj7\\share");
- // 涓轰簡浣垮睘鎬ц〃瀛楁鏀寔涓枃锛岃娣诲姞涓嬮潰杩欏彞锛欳P936
- gdal.SetConfigOption("SHAPE_ENCODING", "");
- }
-
- /**
- * 璇诲彇Shp绗竴鏉¤褰曠殑WKT
- */
- public static ShpRecordEntity readShpFirstRecord(String filePath) {
- try {
- org.gdal.ogr.Driver driver = ogr.GetDriverByName("ESRI shapefile");
- if (driver == null) {
- return null;
- }
-
- DataSource dataSource = driver.Open(filePath);
- Layer layer = dataSource.GetLayer(0);
- if (layer.GetFeatureCount() < 1) {
- return null;
- }
-
- SpatialReference spatialReference = layer.GetSpatialRef();
- String csid = spatialReference.GetAttrValue("AUTHORITY", 1);
-
- Feature feature = layer.GetFeature(0);
- String wkt = feature.GetGeometryRef().ExportToWkt();
-
- layer.delete();
- dataSource.delete();
- driver.delete();
-
- return new ShpRecordEntity(wkt, csid);
- } catch (Exception ex) {
- log.error(ex.getMessage(), ex);
- return null;
- }
- }
-
- /**
- * 璇诲彇ShapeFile鏂囦欢鑾峰彇Mark瀹炰綋绫�
- */
- public static List<MarkJsonEntity> readShpForMarks(String filePath) {
- try {
- org.gdal.ogr.Driver driver = ogr.GetDriverByName("ESRI shapefile");
- if (driver == null) {
- return null;
- }
-
- DataSource dataSource = driver.Open(filePath);
- Layer 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) {
- return null;
- }
-
- List<MarkJsonEntity> list = new ArrayList<MarkJsonEntity>();
- for (int i = 0; i < count; i++) {
- Feature f = layer.GetFeature(i);
- MarkJsonEntity me = new MarkJsonEntity(i + 1);
- 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;
- }
- }
- me.setWkt(f.GetGeometryRef().ExportToWkt());
-
- list.add(me);
- }
-
- layer.delete();
- driver.delete();
-
- return list;
- } catch (Exception ex) {
- log.error(ex.getMessage(), ex);
- return null;
- }
- }
-
- /**
- * 鍒涘缓ShapeFile鏂囦欢
- *
- * @param list 鏍囩粯JSON瀹炰綋绫婚泦鍚�
- * @param path 璺緞
- * @param type 绫诲瀷锛歅OINT,LINESTRING,POLYGON
- * @return ShapeFile鏂囦欢鍚�
- */
- public static String createShp(List<MarkJsonEntity> list, String path, String type) {
- try {
- org.gdal.ogr.Driver driver = ogr.GetDriverByName("ESRI shapefile");
- if (driver == null) {
- return null;
- }
-
- String filePath = path + File.separator + type.toLowerCase() + ".shp";
- //DataSource ds = driver.Open(filePath, 0);
- DataSource ds = driver.CreateDataSource(filePath, null);
-
- SpatialReference sr = new SpatialReference();
- sr.ImportFromEPSG(4326);
-
- int geoType = getGeometryType(type);
- Layer layer = ds.CreateLayer(type.toLowerCase(), sr, geoType);
-
- 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);
-
- FeatureDefn featureDefn = layer.GetLayerDefn();
- for (MarkJsonEntity mje : list) {
- Geometry geo = Geometry.CreateFromWkt(mje.getWkt());
-
- Feature f = new Feature(featureDefn);
- f.SetField(0, mje.getName());
- f.SetField(1, mje.getProps());
- f.SetGeometry(geo);
-
- layer.CreateFeature(f);
- }
-
- layer.delete();
- ds.delete();
- driver.delete();
-
- return filePath;
- } catch (Exception ex) {
- log.error(ex.getMessage(), ex);
- return null;
- }
- }
-
- /**
- * 鑾峰彇鍥惧舰绫诲瀷
- */
- private static int getGeometryType(String type) {
- switch (type) {
- case "POINT":
- return 1;
- case "LINESTRING":
- return 2;
- case "POLYGON":
- return 3;
- default:
- return -1;
- }
- }
+ // 涓轰簡浣垮睘鎬ц〃瀛楁鏀寔涓枃锛岃娣诲姞涓嬮潰杩欏彞锛欳P936
+ gdal.SetConfigOption("SHAPE_ENCODING", "");
+ }
/**
* 璇诲彇tif鏂囦欢
--
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