软件下载

lxw

2022-08-17 1b0ea936d937b055cf0e9002968faef186ea3a5b

软件下载

 src/main/java/com/whyc/controller/ProductSoftwareController.java

@@ -10,6 +10,9 @@
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Api(tags = "软件管理")
@RestController
@RequestMapping("productSoftware")
@@ -22,4 +25,10 @@
    public Response getAllSoftware(@RequestParam(required = false) String parentModel,@RequestParam(required = false) String softwareName,@RequestParam int pageCurr,@RequestParam int pageSize ){
        return service.getAllSoftware(parentModel,softwareName,pageCurr,pageSize);
    }

    @ApiOperation(value = "根据软件名称实现软件下载")
    @GetMapping("downLoadSoftware")
    public void downLoadSoftware(HttpServletRequest req, HttpServletResponse resp,@RequestParam String softwareName){
         service.downLoadSoftware(req,resp,softwareName);
    }
}

 src/main/java/com/whyc/service/ProductSoftwareService.java

@@ -3,11 +3,23 @@
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.whyc.constant.UserOperation;
import com.whyc.dto.Response;
import com.whyc.dto.ZipUtils;
import com.whyc.mapper.ProductSoftwareMapper;
import com.whyc.pojo.DocUser;
import com.whyc.pojo.ProductSoftware;
import com.whyc.util.ActionUtil;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.util.Date;
import java.util.List;

@Service
@@ -15,6 +27,9 @@

    @Autowired(required = false)
    private ProductSoftwareMapper mapper;

    @Autowired
    private DocLogService logService;
    //查询软件的信息
    public Response getAllSoftware(String parentModel, String softwareName,int pageCurr,int pageSize) {
        PageHelper.startPage(pageCurr,pageSize);
@@ -30,4 +45,37 @@
        PageInfo pageInfo=new PageInfo(list);
        return new Response().setII(1,list.size()>0?true:false,pageInfo,"返回数据");
    }
    //根据软件名称实现软件下载
    public void downLoadSoftware(HttpServletRequest req, HttpServletResponse resp, String softwareName) {
        QueryWrapper wrapper=new QueryWrapper();
        wrapper.eq("software_name",softwareName);
        wrapper.last("limit 1");
        ProductSoftware software=mapper.selectOne(wrapper);
        try {
            // 转码防止乱码
            resp.addHeader("Content-Disposition", "attachment;filename="
                    + new String(softwareName.getBytes("UTF-8"), "ISO8859-1")
                    + ".zip");
            OutputStream out = resp.getOutputStream();
            FileInputStream in = new FileInputStream(software.getSoftwareUrl());
            int len=0;
            byte[] buffer =new byte[1024];
            //7. 将缓冲区中的数据输出
            while ((len=in.read(buffer))>0){
                out.write(buffer,0,len);
            }
            in.close();
            out.close();
        } catch (FileNotFoundException | UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        //记录日志
        DocUser docUser= ActionUtil.getUser();
        String operationDetail="具体软件名称为:"+softwareName;
        String opreationMsg="执行了软件下载操作";
        String terminalIp=req.getRemoteAddr();
        logService.recordOperationLog(docUser.getId(),docUser.getName(), UserOperation.TYPE_DOWNLOAD.getType(),new Date(),terminalIp,opreationMsg,operationDetail);
    }
}