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条码功能完善

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JinLu.Yin
2022-09-02 17:01:16 +08:00
parent 0466be3d36
commit 83bc0f6498
7 changed files with 106 additions and 10 deletions
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30
ktg-common/src/main/java/com/ktg/common/utils/file/FileUtils.java
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@@ -1,22 +1,22 @@
package com.ktg.common.utils.file;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.io.*;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.ArrayUtils;
import com.ktg.common.config.RuoYiConfig;
import com.ktg.common.utils.DateUtils;
import com.ktg.common.utils.StringUtils;
import com.ktg.common.utils.uuid.IdUtils;
import org.springframework.http.MediaType;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.commons.CommonsMultipartFile;
/**
* 文件处理工具类
@@ -272,4 +272,20 @@ public class FileUtils
int index = Math.max(lastUnixPos, lastWindowsPos);
return fileName.substring(index + 1);
}
public static MultipartFile getMultipartFile(File file) {
FileItem item = new DiskFileItemFactory().createItem("file"
, MediaType.MULTIPART_FORM_DATA_VALUE
, true
, file.getName());
try (InputStream input = new FileInputStream(file);
OutputStream os = item.getOutputStream()) {
// 流转移
IOUtils.copy(input, os);
} catch (Exception e) {
throw new IllegalArgumentException("Invalid file: " + e, e);
}
return new CommonsMultipartFile(item);
}
}