diff --git a/src/main/java/com/sztzjy/digital_credit/controller/StuExperimentTrainByCreditController.java b/src/main/java/com/sztzjy/digital_credit/controller/StuExperimentTrainByCreditController.java
index 386f01c..96398cf 100644
--- a/src/main/java/com/sztzjy/digital_credit/controller/StuExperimentTrainByCreditController.java
+++ b/src/main/java/com/sztzjy/digital_credit/controller/StuExperimentTrainByCreditController.java
@@ -4,15 +4,24 @@ import com.sztzjy.digital_credit.annotation.AnonymousAccess;
 import com.sztzjy.digital_credit.entity.StuMachineLearning;
 import com.sztzjy.digital_credit.service.StuExperimentTrainByCreditService;
 import com.sztzjy.digital_credit.util.ResultEntity;
+import com.sztzjy.digital_credit.util.file.IFileUtil;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import javax.servlet.http.HttpServletResponse;
+import javax.validation.constraints.NotBlank;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.List;
 
 /**
  * @author 17803
@@ -30,6 +39,13 @@ public class StuExperimentTrainByCreditController {
     private StuExperimentTrainByCreditService experimentTrainByCreditService;
 
 
+
+    @Value("${file.path}")
+    private String filePath;
+
+    @Resource
+    IFileUtil iFileUtil;
+
     @ApiOperation("前端校验数据（自动保存接口）")
     @AnonymousAccess
     @PostMapping("/trainByPublicSave")
@@ -41,10 +57,39 @@ public class StuExperimentTrainByCreditController {
 
 
 
+    @ApiOperation("查看统一功能")
+    @GetMapping("/preAllView")
+    @AnonymousAccess
+    public ResponseEntity<byte[]> preViewByContract(
+            @RequestParam(required = true,name = "name")@NotBlank @ApiParam("文件类型名如：负债信息概要/参保信息样板") String name) throws IOException {
+
+
+        HashMap<String, String> map = new HashMap<>();
+        map.put("负债信息概要","/credit/**");
+        map.put("参保信息样板","/credit/**");
+
+
+        String fileUrl = map.get(name);
+
+        // 模拟加载公章图片的数据（假设在硬盘上的某个路径下）
+            String imagePath = filePath + fileUrl;
+            // 替换为你的实际路径
+            byte[] sealBytes = Files.readAllBytes(Paths.get(imagePath));
 
+            // 构建HTTP响应，设置Content-Type为image/png
+            return ResponseEntity.ok().contentType(MediaType.IMAGE_PNG).body(sealBytes);
 
+        }
 
 
 
+//    担保协议书
+
+    @PostMapping("/downloadDoc")
+    @AnonymousAccess
+    @ApiOperation("下载担保协议书")
+    public void download(HttpServletResponse response){
+        iFileUtil.download(response,"/credit/**");
+    }
 
 }