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| | | package com.ruoyi.common.core.utils.file;
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| | |
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| | | import java.io.File;
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| | | import java.util.Objects;
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| | | import org.apache.commons.io.FilenameUtils;
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| | | import org.apache.commons.lang3.StringUtils;
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| | | import org.springframework.web.multipart.MultipartFile;
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| | |
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| | | /**
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| | | * 文件类型工具类
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| | |
| | | }
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| | |
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| | | /**
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| | | * 获取文件名的后缀
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| | | * |
| | | * @param file 表单文件
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| | | * @return 后缀名
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| | | */
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| | | public static final String getExtension(MultipartFile file)
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| | | {
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| | | String extension = FilenameUtils.getExtension(file.getOriginalFilename());
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| | | if (StringUtils.isEmpty(extension))
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| | | {
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| | | extension = MimeTypeUtils.getExtension(Objects.requireNonNull(file.getContentType()));
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| | | }
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| | | return extension;
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| | | }
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| | |
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| | | /**
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| | | * 获取文件类型
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| | | *
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| | | * @param photoByte 文件字节码
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