优化

src/main/java/com/poteviohealth/cgp/statistics/utils/ExcelUtils2.java

@@ -17,7 +17,6 @@ import org.springframework.stereotype.Component;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.servlet.http.HttpServletResponse;
-import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
@@ -70,12 +69,10 @@ public class ExcelUtils2 implements ResourceLoaderAware {
                 excelWriter.fill(data, writeSheet);
             }
             long t5 = System.currentTimeMillis();
-           /* long size = getExportFileSize(template,list);
-            logger.info("getExportFileSize==="+size);*/
             excelWriter.finish();
             outputStream.flush();
             logger.info("excelWriter time:" + (t5- t4));
-        } catch (Exception e) {
+        } catch (IOException e) {
             e.printStackTrace();
             throw new RuntimeException(e);
         } finally {
@@ -88,16 +85,6 @@ public class ExcelUtils2 implements ResourceLoaderAware {
         logger.info("export time:" + (System.currentTimeMillis() - begin));
     }
 
-    private static long getExportFileSize( Resource template,List<?> list) throws Exception{
-        InputStream is = template.getInputStream();
-        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
-        ExcelWriter excelWriter = EasyExcel.write(byteArrayOutputStream).withTemplate(is).build();
-        WriteSheet writeSheet = EasyExcel.writerSheet().build();
-        excelWriter.write(list,writeSheet);
-        excelWriter.finish();
-        return byteArrayOutputStream.size();
-    }
-
     /**
      * 实体模型导出
      * @param response 响应类