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基于 tika 识别文件类型
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@ -58,6 +58,7 @@
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<transmittable-thread-local.version>2.12.2</transmittable-thread-local.version>
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<commons-net.version>3.8.0</commons-net.version>
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<jsch.version>0.1.55</jsch.version>
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<tika-core.version>2.4.1</tika-core.version>
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<!-- 三方云服务相关 -->
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<minio.version>8.2.2</minio.version>
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<aliyun-java-sdk-core.version>4.5.25</aliyun-java-sdk-core.version>
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@ -480,6 +481,12 @@
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<version>${easyexcel.verion}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.tika</groupId>
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<artifactId>tika-core</artifactId> <!-- 文件类型的识别 -->
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<version>${tika-core.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.velocity</groupId>
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<artifactId>velocity-engine-core</artifactId>
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@ -58,4 +58,8 @@ public class FileUtils {
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return file;
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}
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public static void main(String[] args) {
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}
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}
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@ -61,6 +61,11 @@
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<artifactId>jsch</artifactId> <!-- 解决 sftp 连接 -->
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</dependency>
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<dependency>
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<groupId>org.apache.tika</groupId>
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<artifactId>tika-core</artifactId> <!-- 文件类型的识别 -->
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</dependency>
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<!-- 三方云服务相关 -->
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<dependency>
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<groupId>io.minio</groupId>
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@ -0,0 +1,29 @@
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package cn.iocoder.yudao.framework.file.core.utils;
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import com.alibaba.ttl.TransmittableThreadLocal;
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import lombok.SneakyThrows;
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import org.apache.tika.Tika;
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import java.io.ByteArrayInputStream;
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/**
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* 文件类型 Utils
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*
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* @author 芋道源码
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*/
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public class FileTypeUtils {
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private static final ThreadLocal<Tika> TIKA = TransmittableThreadLocal.withInitial(Tika::new);
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/**
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* 获得文件的 mineType
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*
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* @param data 文件内容
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* @return mineType
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*/
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@SneakyThrows
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public static String getMineType(byte[] data) {
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return TIKA.get().detect(new ByteArrayInputStream(data));
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}
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}
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@ -119,7 +119,6 @@
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<groupId>cn.iocoder.boot</groupId>
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<artifactId>yudao-spring-boot-starter-file</artifactId>
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</dependency>
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</dependencies>
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</project>
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@ -1,11 +1,11 @@
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package cn.iocoder.yudao.module.infra.service.file;
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import cn.hutool.core.io.FileTypeUtil;
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import cn.hutool.core.lang.Assert;
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import cn.hutool.core.util.StrUtil;
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import cn.hutool.crypto.digest.DigestUtil;
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import cn.iocoder.yudao.framework.common.pojo.PageResult;
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import cn.iocoder.yudao.framework.file.core.client.FileClient;
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import cn.iocoder.yudao.framework.file.core.utils.FileTypeUtils;
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import cn.iocoder.yudao.module.infra.controller.admin.file.vo.file.FilePageReqVO;
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import cn.iocoder.yudao.module.infra.dal.dataobject.file.FileDO;
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import cn.iocoder.yudao.module.infra.dal.mysql.file.FileMapper;
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@ -13,7 +13,6 @@ import lombok.SneakyThrows;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.io.ByteArrayInputStream;
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import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
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import static cn.iocoder.yudao.module.infra.enums.ErrorCodeConstants.FILE_NOT_EXISTS;
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@ -41,9 +40,10 @@ public class FileServiceImpl implements FileService {
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@SneakyThrows
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public String createFile(String name, String path, byte[] content) {
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// 计算默认的 path 名
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String type = FileTypeUtil.getType(new ByteArrayInputStream(content), name);
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String type = FileTypeUtils.getMineType(content);
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if (StrUtil.isEmpty(path)) {
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path = DigestUtil.md5Hex(content) + '.' + type;
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path = DigestUtil.md5Hex(content)
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+ '.' + StrUtil.subAfter(type, '/', true); // 文件的后缀
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}
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// 如果 name 为空,则使用 path 填充
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if (StrUtil.isEmpty(name)) {
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