经过最近多次调试,实际测试. 改用common.net插件进行远程备份,消除大文件备份中断问题

whycxzp

2024-03-28 98d5bcff9769b6757c155ba73541d1930fbc4f8a

 src/main/java/com/whyc/service/FtpService.java

@@ -1,82 +1,86 @@
package com.whyc.service;

import com.enterprisedt.net.ftp.FTPException;
import com.whyc.constant.YamlProperties;
import com.whyc.dto.FileDirPath;
import com.whyc.dto.FtpHelper;
import com.whyc.dto.ZipUtils;
import com.whyc.util.ActionUtil;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.ParseException;
import java.util.Arrays;
import java.util.Date;
import java.util.List;

@ConditionalOnProperty(prefix = "configFile",name = "type",havingValue = "2")
@Service
@EnableScheduling   // 2.开启定时任务
public class FtpService {
    //定时上传指定目录下文件,每周五凌晨开启备份
    @Scheduled(cron = "59 59 23 ? * FRI")
    //@Scheduled(cron = "0 29 15 * * ?")
    public void sendFtpFile() throws IOException, FTPException, ParseException {
        //先连接ftp服务器
        FtpHelper ftpRemote = new FtpHelper(YamlProperties.ftpIp, YamlProperties.ftpPort, YamlProperties.ftpUserName, YamlProperties.ftpPassword);
        String fileDirName = FileDirPath.getFileDirName();
        String rootDoc=fileDirName+File.separator+"doc_file";
        String timeStr= ActionUtil.sdfwithFTP.format(new Date());
        ftpRemote.mkdir(timeStr);
        //备份过程是否出现过问题,标识符
        boolean isError=false;
        try {

            File docFile = new File(rootDoc);
            File[] fileList = docFile.listFiles();
            //File[] fileList2 = new File[fileList.length];
            //BeanUtils.copyProperties(fileList2,fileList);
            for (File file:fileList) {
                //压缩传输
                File fileZip = new File(file.getAbsolutePath() + ".zip");
                ZipUtils.toZip(file.getAbsolutePath(),new FileOutputStream(fileZip),true);
                //System.out.println(fileZip.toString()+"压缩完毕");
                //System.out.println("进行FTP传输中...");
                try {
//package com.whyc.service;
//
//import com.enterprisedt.net.ftp.FTPException;
//import com.whyc.constant.YamlProperties;
//import com.whyc.dto.FileDirPath;
//import com.whyc.dto.FtpHelper;
//import com.whyc.dto.ZipUtils;
//import com.whyc.util.ActionUtil;
//import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
//import org.springframework.scheduling.annotation.EnableScheduling;
//import org.springframework.scheduling.annotation.Scheduled;
//import org.springframework.stereotype.Service;
//
//import java.io.File;
//import java.io.FileOutputStream;
//import java.io.IOException;
//import java.text.ParseException;
//import java.util.Arrays;
//import java.util.Date;
//import java.util.List;
//
//@ConditionalOnProperty(prefix = "configFile",name = "type",havingValue = "2")
//@Service
//@EnableScheduling   // 2.开启定时任务
//public class FtpService {
//    //定时上传指定目录下文件,每周五凌晨开启备份
//    //@Scheduled(cron = "59 59 23 ? * FRI")
//    @Scheduled(cron = "0 30 8 * * ?")
//    public void sendFtpFile() throws IOException, FTPException, ParseException {
//        //先连接ftp服务器
//        FtpHelper ftpRemote = new FtpHelper(YamlProperties.ftpIp, YamlProperties.ftpPort, YamlProperties.ftpUserName, YamlProperties.ftpPassword);
//        String fileDirName = FileDirPath.getFileDirName();
//        String rootDoc=fileDirName+File.separator+"doc_file";
//        String timeStr= ActionUtil.sdfwithFTP.format(new Date());
//        ftpRemote.mkdir(timeStr);
//        ftpRemote.disconnect();
//        //备份过程是否出现过问题,标识符
//        boolean isError=false;
//        try {
//
//            File docFile = new File(rootDoc);
//            File[] fileList = docFile.listFiles();
//            //File[] fileList2 = new File[fileList.length];
//            //BeanUtils.copyProperties(fileList2,fileList);
//            for (File file:fileList) {
//                FtpHelper ftpTemp = new FtpHelper(YamlProperties.ftpIp, YamlProperties.ftpPort, YamlProperties.ftpUserName, YamlProperties.ftpPassword);
//                //压缩传输
//                File fileZip = new File(file.getAbsolutePath() + ".zip");
                    //ZipUtils.toZip(file.getAbsolutePath(),new FileOutputStream(fileZip),true);
                    String pathName=timeStr+"/"+file.getName()+".zip";
                    //System.out.println("传输目标路径确认为:"+pathName);
                    ftpRemote.uploadFile2(fileZip, pathName);
                    //System.out.println(fileZip+"传输完毕");
                    fileZip.delete();
                    //System.out.println(fileZip+"传输中转压缩包删除完毕");
                } catch (Exception e) {
                    isError = true;
                    e.printStackTrace();
                    fileZip.delete();
                }
            }
            //System.out.println("传输完毕");

            //获取备份目录,保留4次.
            //如果过程出现错误,则不删除
            if (!isError) {
                String[] dirList = ftpRemote.getDirList();
                List<String> dirList2 = Arrays.asList(dirList);

                for (int i = 0; i < dirList2.size()-4; i++) {
                    ftpRemote.deleteDir(dirList2.get(i));
                }
            }
        } catch (Exception e) {

        }finally {
            ftpRemote.disconnect();
        }
    }
}
//                //System.out.println(fileZip.toString()+"压缩完毕");
//                //System.out.println("进行FTP传输中...");
//                try {
//                    //ZipUtils.toZip(file.getAbsolutePath(),new FileOutputStream(fileZip),true);
//                    String pathName=timeStr+"/"+file.getName()+".zip";
//                    //System.out.println("传输目标路径确认为:"+pathName);
//                    ftpTemp.uploadFile2(fileZip, pathName);
//                    //System.out.println(fileZip+"传输完毕");
//                    fileZip.delete();
//                    //System.out.println(fileZip+"传输中转压缩包删除完毕");
//                } catch (Exception e) {
//                    isError = true;
//                    e.printStackTrace();
//                    fileZip.delete();
//                }finally {
//                    ftpTemp.disconnect();
//                }
//            }
//            //System.out.println("传输完毕");
//
//            //获取备份目录,保留4次.
//            //如果过程出现错误,则不删除
//            if (!isError) {
//                FtpHelper ftpTemp = new FtpHelper(YamlProperties.ftpIp, YamlProperties.ftpPort, YamlProperties.ftpUserName, YamlProperties.ftpPassword);
//                String[] dirList = ftpRemote.getDirList();
//                List<String> dirList2 = Arrays.asList(dirList);
//
//                for (int i = 0; i < dirList2.size()-4; i++) {
//                    ftpTemp.deleteDir(dirList2.get(i));
//                }
//                ftpTemp.disconnect();
//            }
//        } catch (Exception e) {
//            e.printStackTrace();
//        }
//    }
//}