新增使用示例

nature-gis使用示例.md

@@ -289,7 +289,7 @@ public String shapeImport(MultipartFile[] files) {
 
 #### 实现类使用方法
 
-```
+```java
  public String txtImport(MultipartFile file) {
         File txtFile = new File(file.getOriginalFilename());
         String wkt = "";
@@ -318,6 +318,54 @@ public String shapeImport(MultipartFile[] files) {
 
 #### 实体类使用方法
 
+```java
+public String dxfImport(MultipartFile file) {
+        File dxfFile = new File(file.getOriginalFilename());
+        String wkt = "";
+        try {
+            FileUtils.copyInputStreamToFile(file.getInputStream(), dxfFile);
+            wkt = DxfUtils.getWkt(dxfFile);
+        } catch (IOException e) {
+            e.printStackTrace();
+            throw ServiceExceptionUtil.exception(DXF_FILE_ERROR);
+        } catch (ParseException e) {
+            e.printStackTrace();
+            throw ServiceExceptionUtil.exception(DXF_PARSE_ERROR);
+        } catch (LayerNotFoundException e) {
+            e.printStackTrace();
+            throw ServiceExceptionUtil.exception(DXF_LAYER_NOT_FOUND_ERROR);
+        } finally {
+            dxfFile.delete();
+        }
+        return wkt;
+    }
+```
+
+
+
+### dwg导入获取wkt
+
+#### 实体类使用方法
+
+```java
+public String dwgImport(MultipartFile file) {
+        File dwgFile = new File(file.getOriginalFilename());
+        String wkt = "";
+        try {
+            FileUtils.copyInputStreamToFile(file.getInputStream(), dwgFile);
+            wkt = DwgUtils.getWkt(dwgFile);
+        } catch (IOException e) {
+            e.printStackTrace();
+            throw ServiceExceptionUtil.exception(DWG_FILE_ERROR);
+        } finally {
+            dwgFile.delete();
+        }
+        return wkt;
+    }
+```
+
+
+
 ### pg入库wkt方法
 
 ```sql