package org.springblade.modules.FTP;
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import org.apache.commons.net.ftp.FTP;
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import org.apache.commons.net.ftp.FTPClient;
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import org.apache.commons.net.ftp.FTPFile;
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import org.apache.commons.net.ftp.FTPReply;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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import java.io.IOException;
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import java.io.InputStream;
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import static org.springblade.common.config.FtpConfig.*;
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@Component
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public class Monitor {
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@Scheduled(cron = "*/1 * * * * ?")
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public static boolean isFTPFileExist() {
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FTPClient ftp = new FTPClient();
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String fileName = null;
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try {
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ftp.connect(ftpHost, ftpPort);
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// 登陆
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ftp.login(ftpUserName, ftpPassword);
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// 检验登陆操作的返回码是否正确
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if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
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ftp.disconnect();
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return false;
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}
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//被动模式，文件上传不成功会有提示
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ftp.enterLocalActiveMode();
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// 设置文件类型为二进制，与ASCII有区别
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ftp.setFileType(FTP.BINARY_FILE_TYPE);
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// 设置编码格式
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ftp.setControlEncoding("GBK");
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// 检验文件是否存在
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ftp.changeWorkingDirectory(ftpPath);
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FTPFile[] files = ftp.listFiles();
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if (files.length == 0) {
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return false;
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} else {
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for (FTPFile file : files) {
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fileName = file.getName();
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InputStream is = ftp.retrieveFileStream(new String(fileName.getBytes("GBK"), FTP.DEFAULT_CONTROL_ENCODING));
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if (null == is) {
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return false;
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} else {
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String substring1 = fileName.substring(0, 1);
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//把文件下载到本地
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FtpUtil.downloadFtpFile(ftpHost, ftpUserName, ftpPassword, ftpPort, ftpPath, localPath, fileName);
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if (substring1.equals("w")) {
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String s = OutJson.TestJson(fileName);
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//sql语句
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String sql = OutJson.stringReplace(s);
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String[] split = sql.split(";");//以逗号分割
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for (String sqls : split) {
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//判断是否是新增，删除，修改
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String substring = sqls.substring(0, 2);
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//新增
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if (substring.equals("in")) {
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//运行sql语句
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MysqlCenlint.inster(sqls);
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}
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//修改
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else if (substring.equals("up")) {
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MysqlCenlint.update(sqls);
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}
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//删除
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else {
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MysqlCenlint.delete(sqls);
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}
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}
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//删除本地文件
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MysqlCenlint.deletess(fileName);
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//删除 ftp 文件
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FtpUtil.deleteFile(ftpHost, ftpPort, ftpUserName, ftpPassword, "anbao/", fileName);
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}else if(substring1.equals("o")){
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//获取对象字符串
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String json = OutJson.TestJson(fileName);
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//数据处理
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DataHanlder.handler(json);
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//删除本地文件
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MysqlCenlint.deletess(fileName);
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//删除 ftp 文件
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FtpUtil.deleteFile(ftpHost, ftpPort, ftpUserName, ftpPassword, "anbao/", fileName);
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}
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//删除本地文件,ftp 文件没有对应读取的不删除
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MysqlCenlint.deletess(fileName);
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is.close();
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ftp.completePendingCommand();
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}
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}
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return true;
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}
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} catch (Exception e) {
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MysqlCenlint.deletess(fileName);
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FtpUtil.deleteFile(ftpHost, ftpPort, ftpUserName, ftpPassword, "anbao/", fileName);
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e.printStackTrace();
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} finally {
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if (ftp != null) {
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try {
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ftp.disconnect();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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return false;
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}
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}
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