From a532bbe01ac6e198c61db967eb4aa85ab92f71df Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期六, 26 十一月 2022 19:42:04 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/GdbHelper.java | 98 +++++++++++++++++++++++++++++++++----------------
1 files changed, 66 insertions(+), 32 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/GdbHelper.java b/src/main/java/com/lf/server/helper/GdbHelper.java
index 48d1d14..115776a 100644
--- a/src/main/java/com/lf/server/helper/GdbHelper.java
+++ b/src/main/java/com/lf/server/helper/GdbHelper.java
@@ -9,10 +9,7 @@
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
/**
* GDB甯姪绫�
@@ -21,11 +18,48 @@
public class GdbHelper {
private final static Log log = LogFactory.getLog(GdbHelper.class);
- public static List<String> excludeFields = new ArrayList<String>();
+ public static List<String> excludeFields = new ArrayList<>(Arrays.asList("gid", "shape_leng"));
- static {
- excludeFields.add("gid");
- excludeFields.add("shape_leng");
+ /**
+ * 閿�姣佽祫婧�
+ */
+ public static void delete(Layer layer) {
+ try {
+ if (null != layer) {
+ layer.delete();
+ }
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ }
+ }
+
+ /**
+ * 閿�姣佽祫婧�
+ */
+ public static void delete(DataSource dataSource, Driver driver) {
+ try {
+ if (null != dataSource) {
+ dataSource.delete();
+ }
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ }
+
+ try {
+ if (null != driver) {
+ driver.delete();
+ }
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ }
+ }
+
+ /**
+ * 閿�姣佽祫婧�
+ */
+ public static void delete(Layer layer, DataSource dataSource, Driver driver) {
+ delete(layer);
+ delete(dataSource, driver);
}
/**
@@ -33,13 +67,16 @@
*/
public static List<String> getTabNames(String filePath) {
List<String> list = new ArrayList<>();
+
+ Driver driver = null;
+ DataSource dataSource = null;
try {
- org.gdal.ogr.Driver driver = ogr.GetDriverByName("OpenFileGDB");
+ driver = ogr.GetDriverByName("OpenFileGDB");
if (null == driver) {
return list;
}
- DataSource dataSource = driver.Open(filePath, 0);
+ dataSource = driver.Open(filePath, 0);
if (null == dataSource) {
return list;
}
@@ -50,11 +87,10 @@
layer.delete();
}
-
- dataSource.delete();
- driver.delete();
} catch (Exception ex) {
log.error(ex.getMessage(), ex);
+ } finally {
+ GdbHelper.delete(dataSource, driver);
}
return list;
@@ -65,20 +101,22 @@
*/
public static <T> List<T> readData(Class clazz, String filePath, String layerName) {
List<T> list = new ArrayList<>();
+
+ Driver driver = null;
+ DataSource dataSource = null;
try {
- org.gdal.ogr.Driver driver = ogr.GetDriverByName("OpenFileGDB");
+ driver = ogr.GetDriverByName("OpenFileGDB");
if (null == driver) {
return list;
}
- DataSource dataSource = driver.Open(filePath, 0);
+ dataSource = driver.Open(filePath, 0);
if (null == dataSource) {
return list;
}
for (int i = 0, count = dataSource.GetLayerCount(); i < count; i++) {
Layer layer = dataSource.GetLayer(i);
-
if (layer.GetName().equals(layerName)) {
GdbHelper.readLayer(clazz, layer, list);
break;
@@ -86,11 +124,10 @@
layer.delete();
}
-
- dataSource.delete();
- driver.delete();
} catch (Exception ex) {
log.error(ex.getMessage(), ex);
+ } finally {
+ GdbHelper.delete(dataSource, driver);
}
return list;
@@ -124,9 +161,7 @@
} catch (Exception ex) {
log.error(ex.getMessage(), ex);
} finally {
- if (null != layer) {
- layer.delete();
- }
+ GdbHelper.delete(layer);
}
}
@@ -135,7 +170,7 @@
*/
private static Field getGeomField(Class clazz) {
try {
- Field gField = clazz.getDeclaredField("geom");
+ Field gField = clazz.getSuperclass().getDeclaredField("geom");
gField.setAccessible(true);
return gField;
@@ -237,10 +272,10 @@
* wkbLinearRing = 101
*/
private static <T> void setGeom(T t, Feature f, Field gField) throws Exception {
- Geometry geometry = f.GetGeometryRef();
- if (null != geometry) {
- String wkt = geometry.ExportToWkt();
- switch (geometry.GetGeometryType()) {
+ String geo = "null";
+ if (null != f.GetGeometryRef()) {
+ String wkt = f.GetGeometryRef().ExportToWkt();
+ switch (f.GetGeometryRef().GetGeometryType()) {
case 2:
wkt = wkt.replace("LINESTRING (", "MULTILINESTRING ((") + ")";
break;
@@ -250,9 +285,10 @@
default:
break;
}
-
- gField.set(t, String.format("ST_GeomFromText('%s')", wkt));
+ geo = String.format("ST_GeomFromText('%s')", wkt);
}
+
+ gField.set(t, geo);
}
/**
@@ -278,8 +314,6 @@
LocalTime.of(pnHour[0], pnMinute[0], s, ns)
);
- Timestamp timestamp = Timestamp.valueOf(localDateTime);
-
- return timestamp;
+ return Timestamp.valueOf(localDateTime);
}
}
--
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