实现驱动下载功能

src/main/java/com/dreamchaser/depository_manage/controller/DownLoadFileController.java

@@ -0,0 +1,52 @@
+package com.dreamchaser.depository_manage.controller;
+
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+import java.net.URL;
+import java.net.URLConnection;
+import java.net.URLEncoder;
+import java.util.HashMap;
+import java.util.Map;
+
+@RestController
+@RequestMapping("/download")
+public class DownLoadFileController {
+
+    /**
+     * @param response
+     * @功能描述 下载文件:
+     */
+    @RequestMapping("/download")
+    public void download(HttpServletRequest request,HttpServletResponse response) {
+        try {
+            ClassPathResource classPathResource = new ClassPathResource("static/upload/PrintServer.zip");
+            File file = classPathResource.getFile();
+            InputStream inputStream = classPathResource.getInputStream();
+            //输出文件
+            InputStream fis = new BufferedInputStream(inputStream);
+            byte[] buffer = new byte[fis.available()];
+            fis.read(buffer);
+            fis.close();
+            response.reset();
+
+            //获取文件的名字再浏览器下载页面
+            String name = file.getName();
+            response.addHeader("Content-Disposition", "attachment;filename=" + new String(name.getBytes(), "iso-8859-1"));
+            response.addHeader("Content-Length", "" + file.length());
+            OutputStream out = new BufferedOutputStream(response.getOutputStream());
+            response.setContentType("application/octet-stream");
+            out.write(buffer);
+            out.flush();
+            out.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+}

src/main/java/com/dreamchaser/depository_manage/service/impl/PlaceServiceImpl.java

@@ -260,6 +260,7 @@ public class PlaceServiceImpl implements PlaceService {
 
     /**
      * 添加物料到库位
+     *
      * @param map
      * @return
      */

src/main/resources/static/js/JcPrinter/index_Demo.js

@@ -555,7 +555,6 @@ var app = new Vue({
         DrawLableGraphApiDemo(callbackFunction) {
             DrawLableGraph(this.DrawLableGraphParamDemo, callbackFunction);
         },
-
         DrawLableLineApiDemo(DrawLableLineParamDemo, callbackFunction) {
             DrawLableLine(DrawLableLineParamDemo, callbackFunction);
         },
@@ -566,6 +565,9 @@ var app = new Vue({
             DrawLableQrCode(drawLableQrCodeParamDemo, callableFunction)
         },
 
+        downLoadServer(){
+            window.open("/download/download","_self");
+        },
         /**
          * 开始打印任务
          * @param {*} pageCount 打印页数

src/main/resources/templates/pages/JcPrinter/PrinterIndex.html

@@ -12,12 +12,14 @@
     <input style="display:none;" id="materialCode" th:value="${mcode}">
     <input style="display:none;" id="name" th:value="${name}">
     <input style="display:none;" id="version" th:value="${version}">
-<!--    <div class="title">-->
-<!--        <H2>刷新</H2>-->
-<!--        <div><el-button @click="initSdkApi()" type="primary">SDK初始化</el-button></div>-->
-<!--    </div>
+    <div class="title">
+        <H2>刷新</H2>
+        <div>
+            <el-button @click="downLoadServer()" type="primary">下载打印服务</el-button>
+        </div>
+    </div>
+    <br>
     <br>
-    <br>-->
     <div class="link">
         <H2>打印设备</H2>
         <el-row>

src/main/resources/templates/pages/warehouse/warehouseByParentId.html

@@ -377,6 +377,5 @@
         };
     });
 </script>
-
 </body>
 </html>

target/classes/static/js/JcPrinter/index_Demo.js

@@ -555,7 +555,6 @@ var app = new Vue({
         DrawLableGraphApiDemo(callbackFunction) {
             DrawLableGraph(this.DrawLableGraphParamDemo, callbackFunction);
         },
-
         DrawLableLineApiDemo(DrawLableLineParamDemo, callbackFunction) {
             DrawLableLine(DrawLableLineParamDemo, callbackFunction);
         },
@@ -566,6 +565,9 @@ var app = new Vue({
             DrawLableQrCode(drawLableQrCodeParamDemo, callableFunction)
         },
 
+        downLoadServer(){
+            window.open("/download/download","_self");
+        },
         /**
          * 开始打印任务
          * @param {*} pageCount 打印页数

target/classes/templates/pages/JcPrinter/PrinterIndex.html

@@ -12,12 +12,14 @@
     <input style="display:none;" id="materialCode" th:value="${mcode}">
     <input style="display:none;" id="name" th:value="${name}">
     <input style="display:none;" id="version" th:value="${version}">
-<!--    <div class="title">-->
-<!--        <H2>刷新</H2>-->
-<!--        <div><el-button @click="initSdkApi()" type="primary">SDK初始化</el-button></div>-->
-<!--    </div>
+    <div class="title">
+        <H2>刷新</H2>
+        <div>
+            <el-button @click="downLoadServer()" type="primary">下载打印服务</el-button>
+        </div>
+    </div>
+    <br>
     <br>
-    <br>-->
     <div class="link">
         <H2>打印设备</H2>
         <el-row>

target/classes/templates/pages/warehouse/warehouseByParentId.html

@@ -377,6 +377,5 @@
         };
     });
 </script>
-
 </body>
 </html>