From e016ff99f98cef6f607671cb656f9ebf0de0ea24 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期二, 01 十一月 2022 17:01:09 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/GdalHelper.java | 69 ++++++++++++++++++++++++++++++++++
1 files changed, 69 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/GdalHelper.java b/src/main/java/com/lf/server/helper/GdalHelper.java
index 5d64ca8..9c006c4 100644
--- a/src/main/java/com/lf/server/helper/GdalHelper.java
+++ b/src/main/java/com/lf/server/helper/GdalHelper.java
@@ -2,6 +2,7 @@
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;
@@ -13,6 +14,7 @@
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;
@@ -80,6 +82,73 @@
}
/**
+ * 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�
--
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