提交 文件上传去除水印功能

guoyujie

2025-11-11 f279056d3caf4dd5c1e42a6f071460842a8af201

提交 文件上传去除水印功能

 north-glass-erp/pom.xml

@@ -164,7 +164,7 @@
        <dependency>
            <groupId>com.aspose</groupId>
            <artifactId>aspose-cad</artifactId>
            <version>23.9</version>
            <version>21.11</version>
        </dependency>



 north-glass-erp/src/main/java/com/example/erp/controller/pp/ProcessCardController.java

@@ -1,16 +1,10 @@
package com.example.erp.controller.pp;

import cn.dev33.satoken.annotation.SaCheckPermission;
import com.aspose.cad.internal.V.S;
import com.example.erp.common.Constants;
import com.example.erp.dto.pp.FlowCardDTO;
import com.example.erp.dto.pp.TeamOutputDTO;
import com.example.erp.entity.pp.FlowCard;
import com.example.erp.entity.sd.DeliveryDetail;
import com.example.erp.entity.sd.Order;
import com.example.erp.common.Result;
import com.example.erp.entity.sd.OrderDetail;
import com.example.erp.entity.sd.OrderGlassDetail;
import com.example.erp.dto.pp.FlowCardDTO;
import com.example.erp.entity.pp.FlowCard;
import com.example.erp.exception.ServiceException;
import com.example.erp.service.pp.FlowCardService;
import com.example.erp.tools.DownExcel;
@@ -21,7 +15,6 @@

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.sql.Date;
import java.util.List;
import java.util.Map;


 north-glass-erp/src/main/java/com/example/erp/service/sd/OrderFileService.java

@@ -2,6 +2,7 @@

import com.aspose.cad.Image;
import com.aspose.cad.ImageOptionsBase;
import com.aspose.cad.License;
import com.aspose.cad.imageoptions.CadRasterizationOptions;
import com.aspose.cad.imageoptions.PngOptions;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@@ -17,6 +18,7 @@

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.*;
import java.util.stream.Collectors;

@@ -54,48 +56,57 @@

    public Object updateOrderFileByOrderNumber(MultipartFile file,String orderId,String orderNumber) throws IOException {

        // 调用Image类的Load方法来加载输入的DWG文件。
        Image image = Image.load(file.getInputStream());
        // 创建CadRasterizationOptions实例以启用CAD栅格化选项。
        CadRasterizationOptions rasterizationOptions = new CadRasterizationOptions();
        // 设置宽度
        rasterizationOptions.setPageWidth(1000);
        // 设置高度
        rasterizationOptions.setPageHeight(1000);
        // 调用这个setEmbedBackground方法来设置背景色是否不等于输出格式的默认背景色
        rasterizationOptions.setEmbedBackground(true);
        // 为生成的图像创建一个PngOptions的实例，并将其分配给ImageOptionsBase类的实例。
        ImageOptionsBase options = new PngOptions();
        // 调用 setVectorRasterizationOptions 方法来定义光栅化选项
        options.setVectorRasterizationOptions(rasterizationOptions);
        try (InputStream is = License.class.getResourceAsStream("/lisence.xml")) {
            License license = new License();
            license.setLicense(is);

        // 保存到字节流
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        image.save(outputStream, options);
        byte[] imageBytes = outputStream.toByteArray();
        String base64 = "data:image/png;base64," + Base64.getEncoder().encodeToString(imageBytes);
        OrderFile orderFile = new OrderFile();
        orderFile.setImageBase64(base64);
        orderFile.setFileName(file.getName());
        orderFile.setOrderId(orderId);
        orderFile.setOrderNumber(orderNumber);
        orderFile.setFileData(Arrays.toString(file.getBytes()));

        OrderFile orderFileExist = orderFileMapper
                .selectOne(new LambdaQueryWrapper<OrderFile>()
            // 调用Image类的Load方法来加载输入的DWG文件。
            Image image = Image.load(file.getInputStream());
            // 创建CadRasterizationOptions实例以启用CAD栅格化选项。
            CadRasterizationOptions rasterizationOptions = new CadRasterizationOptions();
            // 设置宽度
            rasterizationOptions.setPageWidth(1000);
            // 设置高度
            rasterizationOptions.setPageHeight(1000);
            // 调用这个setEmbedBackground方法来设置背景色是否不等于输出格式的默认背景色
            //rasterizationOptions.setEmbedBackground(true);
            // 为生成的图像创建一个PngOptions的实例，并将其分配给ImageOptionsBase类的实例。
            ImageOptionsBase options = new PngOptions();
            // 调用 setVectorRasterizationOptions 方法来定义光栅化选项
            options.setVectorRasterizationOptions(rasterizationOptions);

            // 保存到字节流
            ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
            image.save(outputStream, options);
            byte[] imageBytes = outputStream.toByteArray();
            String base64 = "data:image/png;base64," + Base64.getEncoder().encodeToString(imageBytes);
            OrderFile orderFile = new OrderFile();
            orderFile.setImageBase64(base64);
            orderFile.setFileName(file.getName());
            orderFile.setOrderId(orderId);
            orderFile.setOrderNumber(orderNumber);
            orderFile.setFileData(Arrays.toString(file.getBytes()));

            OrderFile orderFileExist = orderFileMapper
                    .selectOne(new LambdaQueryWrapper<OrderFile>()
                            .eq(OrderFile::getOrderId, orderId)
                            .eq(OrderFile::getOrderNumber, orderNumber)
                    );
            if (orderFileExist == null) {
                orderFileMapper.insert(orderFile);
            }else {
                orderFileMapper.update(orderFile,new LambdaUpdateWrapper<OrderFile>()
                        .eq(OrderFile::getOrderId, orderId)
                        .eq(OrderFile::getOrderNumber, orderNumber)
                );
        if (orderFileExist == null) {
            orderFileMapper.insert(orderFile);
        }else {
            orderFileMapper.update(orderFile,new LambdaUpdateWrapper<OrderFile>()
                    .eq(OrderFile::getOrderId, orderId)
                    .eq(OrderFile::getOrderNumber, orderNumber)
            );
            }


            return base64;
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }


        return base64;
    }
}