12.22压缩图片

qianhe-admin/src/main/java/com/qianhe/system/controller/WaterGoodsCartController.java

 package com.qianhe.system.controller;
 
 import com.qianhe.common.annotation.Log;
+import com.qianhe.common.annotation.RepeatSubmit;
 import com.qianhe.common.core.controller.BaseController;
 import com.qianhe.common.core.domain.AjaxResult;
 import com.qianhe.common.core.page.TableDataInfo;
@@ -80,6 +81,7 @@ public class WaterGoodsCartController extends BaseController {
      * 新增购物车商品
      */
     @PostMapping
+    @RepeatSubmit(message = "请勿重复操作!")
     public AjaxResult add(@RequestBody WaterGoodsCart waterGoodsCart)
     {
         return toAjax(waterGoodsCartService.insertWaterGoodsCart(waterGoodsCart));
@@ -107,6 +109,7 @@ public class WaterGoodsCartController extends BaseController {
      * 删除购物车商品
      */
     @DeleteMapping("/{ids}")
+    @RepeatSubmit(message = "请勿重复操作!")
     public AjaxResult remove(@PathVariable Long[] ids)
     {
         return toAjax(waterGoodsCartService.deleteWaterGoodsCartByIds(ids));
@@ -118,6 +121,7 @@ public class WaterGoodsCartController extends BaseController {
      * @return
      */
     @GetMapping("/getInfo/{ids}")
+    @RepeatSubmit(message = "请勿重复操作!")
     public AjaxResult getWaterGoodsCart(@PathVariable Long[] ids){
         //查询全部商品图片
         List<WaterGoodsImg> waterGoodsImgList = waterGoodsImgService.selectWaterGoodsImgList(new WaterGoodsImg());

qianhe-admin/src/main/java/com/qianhe/system/utils/ImageThumbnailsUtil.java

 package com.qianhe.system.utils;
 
 import com.idrsolutions.image.png.PngCompressor;
-import com.sun.image.codec.jpeg.JPEGCodec;
-import com.sun.image.codec.jpeg.JPEGImageEncoder;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
 
-import javax.imageio.*;
-import javax.imageio.metadata.IIOMetadata;
-import javax.imageio.stream.FileImageInputStream;
-import javax.imageio.stream.FileImageOutputStream;
-import javax.imageio.stream.ImageInputStream;
-import javax.imageio.stream.ImageOutputStream;
-import java.awt.image.BufferedImage;
 import java.io.*;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.util.Random;
-import java.util.zip.GZIPOutputStream;
-
-import static com.qianhe.common.utils.file.MimeTypeUtils.IMAGE_PNG;
 
 /**
  * 图片压缩工具
@@ -42,22 +27,26 @@ public class ImageThumbnailsUtil {
         // 设置目标图片保存路径及名称
         outputImagePath = profile + outputImagePath.replace("/profile","");
 
-        // 创建输入流对象
-        FileInputStream fis = new FileInputStream(new File(inputImagePath));
-
-        // 获取图片信息
-        BufferedImage image = ImageIO.read(fis);
-
-        // 创建输出流对象
-        FileOutputStream fos = new FileOutputStream(new File(outputImagePath));
-
-        // 将图片写入到输出流中并进行压缩处理
-        JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(fos);
-        encoder.encode(image);
+        File file = new File(inputImagePath); // 源文件
+        File outfile = new File(outputImagePath); // 目标输出文件，可与源文件一致，一致会覆盖
+        PngCompressor.compress(file, outfile);
 
-        // 关闭输入、输出流
-        fis.close();
-        fos.close();
+//        // 创建输入流对象
+//        FileInputStream fis = new FileInputStream(new File(inputImagePath));
+//
+//        // 获取图片信息
+//        BufferedImage image = ImageIO.read(fis);
+//
+//        // 创建输出流对象
+//        FileOutputStream fos = new FileOutputStream(new File(outputImagePath));
+//
+//        // 将图片写入到输出流中并进行压缩处理
+//        JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(fos);
+//        encoder.encode(image);
+//
+//        // 关闭输入、输出流
+//        fis.close();
+//        fos.close();
     }
 
     /***