From ae3ca6829a5bae6088b6f6a005377f11fee03df8 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期一, 31 十月 2022 17:17:37 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/GdalHelper.java | 100 +++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 78 insertions(+), 22 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/GdalHelper.java b/src/main/java/com/lf/server/helper/GdalHelper.java
index 1d0f0df..5d64ca8 100644
--- a/src/main/java/com/lf/server/helper/GdalHelper.java
+++ b/src/main/java/com/lf/server/helper/GdalHelper.java
@@ -1,5 +1,6 @@
package com.lf.server.helper;
+import com.lf.server.entity.ctrl.MarkJsonEntity;
import com.lf.server.entity.ctrl.ShpRecordEntity;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@@ -11,6 +12,7 @@
import org.gdal.ogr.*;
import org.gdal.osr.SpatialReference;
+import java.io.File;
import java.sql.Time;
import java.sql.Timestamp;
import java.time.LocalDate;
@@ -72,8 +74,81 @@
return new ShpRecordEntity(wkt, csid);
} catch (Exception ex) {
- ex.printStackTrace();
+ 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;
}
}
@@ -111,29 +186,9 @@
gdal.GDALDestroyDriverManager();
}
- private static void writeShp(String filePath) {
- try {
- org.gdal.ogr.Driver driver = ogr.GetDriverByName("ESRI shapefile");
- if (driver == null) {
- System.out.println(" ESRI shapefile椹卞姩涓嶅彲鐢紒\n");
- System.out.println("fail");
- }
-
- // Open()鐨勭浜屼釜鍙傛暟榛樿涓�0锛屾槸浠ュ彧璇绘柟寮忔墦寮�鏂囦欢锛�1鏄鍐欐柟寮忔墦寮�
- DataSource dSource = driver.Open(filePath, 0);
-
- Layer layer = dSource.GetLayerByIndex(0);
- FieldDefn fieldDefn = new FieldDefn("name", ogr.OFTString);
- fieldDefn.SetWidth(50);
- layer.CreateField(fieldDefn, 1);
- layer.DeleteField(layer.FindFieldIndex("name", 1));
- } catch (Exception ex) {
- ex.printStackTrace();
- }
- }
-
/**
* 璇诲彇shp鏂囦欢
+ *
* @param filePath
*/
public static void readShp(String filePath) {
@@ -257,6 +312,7 @@
/**
* 璇诲彇gdb鏂囦欢
+ *
* @param filePath
*/
public static void readGdb(String filePath) {
--
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