修改

jeecg-boot-module-system/src/main/java/org/jeecg/modules/iost/basedata/controller/DownLoadController.java

@@ -3,6 +3,7 @@ package org.jeecg.modules.iost.basedata.controller;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import org.jeecg.common.aspect.annotation.AutoLog;
+import org.springframework.context.annotation.Scope;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -13,14 +14,12 @@ import org.springframework.web.bind.annotation.RequestMapping;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
+import java.io.*;
 import java.net.URL;
 
 @Api(tags = "APK")
 @Component
+@Scope("prototype")
 @RequestMapping("/basedata/DownLoadApk")
 public class DownLoadController {
     /*下载APK*/
@@ -28,14 +27,16 @@ public class DownLoadController {
     @ApiOperation(value = "下载APK", notes = "下载APK")
     @RequestMapping("/download")
     public ResponseEntity<byte[]> download(HttpServletRequest request) throws IOException {
-        System.out.println(ResourceUtils.getURL("classpath:").getPath());
+        InputStream is=getClass().getClassLoader().getResourceAsStream("res/test.apk");
+
+
         /*URL resource = this.getClass().getResource("/res/test.apk");*/
-        String property = System.getProperty("user.dir");
-        System.out.println(property);
+    /*    String property = System.getProperty("user.dir");*/
+
         //读取文件     jeecg-boot-module-system\src\main\resources\res\test.apk
-        File file = new File(property+"/storage/test.apk");
+  /*     File file = new File("/storage/test.apk");*/
         byte[] body = null;
-        InputStream is = new FileInputStream(file);
+        /*InputStream is = new FileInputStream(file);*/
         body = new byte[is.available()];
         is.read(body);
         HttpHeaders headers = new HttpHeaders();
@@ -45,4 +46,15 @@ public class DownLoadController {
         ResponseEntity<byte[]> entity = new ResponseEntity<byte[]>(body, headers, statusCode);
         return entity;
     }
+
+    public void inputstreamtofile(InputStream ins,File file) throws IOException {
+        OutputStream os = new FileOutputStream(file);
+        int bytesRead = 0;
+        byte[] buffer = new byte[8192];
+        while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {
+            os.write(buffer, 0, bytesRead);
+        }
+        os.close();
+        ins.close();
+    }
 }