模型库、矢量文件

src/main/java/com/yj/earth/business/controller/GdalController.java

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+package com.yj.earth.business.controller;
+
+import com.yj.earth.common.util.GdalUtil;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.servlet.http.HttpServletResponse;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.io.BufferedOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.zip.GZIPOutputStream;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+
+@Tag(name = "矢量数据管理")
+@RestController
+@RequestMapping("/gdal")
+public class GdalController {
+
+    @Operation(summary = "导入矢量数据")
+    @PostMapping("/import")
+    public void importDataStreamGzip(@Parameter(description = "矢量文件路径", required = true) @RequestParam("path") String path, HttpServletResponse response) throws IOException {
+
+        // 解析矢量文件、得到JSON数据
+        String jsonData = GdalUtil.readVectorToJson(path);
+
+        // 设置响应头
+        String filename = URLEncoder.encode("data.gz", StandardCharsets.UTF_8);
+        response.setContentType("application/gzip");
+        response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + "\"");
+        response.setCharacterEncoding("UTF-8");
+
+        // 使用GZIP压缩并输出
+        try (OutputStream outputStream = response.getOutputStream();
+             GZIPOutputStream gzipOutputStream = new GZIPOutputStream(outputStream)) {
+            gzipOutputStream.write(jsonData.getBytes(StandardCharsets.UTF_8));
+            gzipOutputStream.finish();
+        }
+    }
+}