one-code-manage/siwei-modules/siwei-apply/src/main/java/com/siwei/apply/utils/ServiceFileUtil.java

package com.siwei.apply.utils;

import com.siwei.common.core.exception.ServiceException;
import com.siwei.common.core.utils.DateUtils;
import com.siwei.common.core.utils.StringUtils;
import com.siwei.common.core.utils.uuid.Seq;
import org.apache.commons.io.FilenameUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.Arrays;

/**
 * 文件工具类
 */
public class ServiceFileUtil {
    
    private static final Logger logger = LoggerFactory.getLogger(ServiceFileUtil.class);

    private static final String createFilePath = "/home/siwei/uploadPath";

    /**
     * 编码目录名
     */
    public static final String extractFilename(String name)
    {
        return StringUtils.format("{}/{}_{}", DateUtils.datePath(),
                FilenameUtils.getBaseName(name), Seq.getId(Seq.uploadSeqType));
    }





    //给定一个名称创建一个目录,返回路径
    public static String  createDirectory(String directoryName) {
        String directoryPathAndName = null;
        try {
            directoryPathAndName =createFilePath+"/"+ extractFilename(directoryName);
            Path file = Paths.get(directoryPathAndName);
            if (Files.exists(file)) {
                logger.warn("处理文件失败：文件不存在: {}", directoryPathAndName);
            }else {
                //直接创建目录
                Path extractPath = Paths.get(directoryPathAndName);
                Files.createDirectories(extractPath);
            }
        } catch (IOException e) {
            throw new ServiceException("创建目录失败,请检查!"+e.getMessage());
        }
        return directoryPathAndName;
    }

    //给定一个名称创建一个目录,返回路径
    public static String  createMultipartDirectory(String directoryName,String[] subDirectoryName) {
        String directoryPath = createFilePath;
        directoryName = extractFilename(directoryName);
        String directoryPathAndName = createDirectory(directoryPath,directoryName);
        Arrays.stream(subDirectoryName).forEach(name -> {
            createDirectory(directoryPathAndName,name);
        });
        return directoryPath+"/"+ directoryName;
    }



    //给定一个名称创建一个目录,返回路径
    public static String  createDirectory(String directoryPath, String directoryName) {
        String directoryPathAndName = null;
        try {
            directoryPathAndName =directoryPath+"/"+ directoryName;
            Path file = Paths.get(directoryPathAndName);
            if (Files.exists(file)) {
                logger.warn("处理文件失败：文件不存在: {}", directoryPathAndName);
            }else {
                //直接创建目录
                Path extractPath = Paths.get(directoryPathAndName);
                Files.createDirectories(extractPath);
            }
        } catch (IOException e) {
            throw new ServiceException("创建目录失败,请检查!"+e.getMessage());
        }
        return directoryPathAndName;
    }



    //给定一个名称创建一个目录,返回路径
    public static String  moveFileToDirectory(String filePath,String directoryPath) {
        Path file = Paths.get(filePath);
        Path dirPath = Paths.get(directoryPath);
        if (!Files.exists(file)) {
            logger.warn("处理文件失败，文件不存在: {}",filePath);
            throw new ServiceException("处理文件失败：文件不存在: "+filePath);
        }
        if (!Files.exists(dirPath)) {
            logger.warn("目录不存在: {}", directoryPath);
            throw new ServiceException("目录不存在: "+directoryPath);
        }
        //这里拼接文件名
        if(directoryPath.endsWith("/")){
            directoryPath+=file.getFileName();
        }else {
            directoryPath+="/"+file.getFileName();
        }
        dirPath = Paths.get(directoryPath);
        try {
            //Files.copy(file, dirPath, StandardCopyOption.REPLACE_EXISTING);
            Files.move(file, dirPath, StandardCopyOption.REPLACE_EXISTING);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        return directoryPath;
    }







}