From 6934ffe9ae5aa3e0096a7028d3b70b07e08294aa Mon Sep 17 00:00:00 2001
From: Administrator <admin>
Date: Tue, 26 Apr 2022 20:43:14 +0800
Subject: [PATCH] ftp 修改

---
 src/main/java/org/springblade/modules/FTP/Monitor.java |  108 ++++++++++++++++++++++++++++++++++++++++++------------
 1 files changed, 84 insertions(+), 24 deletions(-)

diff --git a/src/main/java/org/springblade/modules/FTP/monitor.java b/src/main/java/org/springblade/modules/FTP/Monitor.java
similarity index 63%
rename from src/main/java/org/springblade/modules/FTP/monitor.java
rename to src/main/java/org/springblade/modules/FTP/Monitor.java
index 0e567c1..b883ab7 100644
--- a/src/main/java/org/springblade/modules/FTP/monitor.java
+++ b/src/main/java/org/springblade/modules/FTP/Monitor.java
@@ -4,6 +4,7 @@
 import org.apache.commons.net.ftp.FTPClient;
 import org.apache.commons.net.ftp.FTPFile;
 import org.apache.commons.net.ftp.FTPReply;
+import org.springblade.core.tool.api.R;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
 
@@ -12,55 +13,114 @@
 
 import static org.springblade.common.config.FtpConfig.*;
 
-
+/**
+ * FTP读取文件
+ * @author
+ * @since 2021-04-26 修改
+ */
 @Component
-public class monitor {
+public class Monitor {
 
-	@Scheduled(cron = "*/30 * * * * ?")
-	public static boolean isFTPFileExist() {
 
+
+	/**
+	 * 读取文件(对象)
+	 * @param uuid 随机数
+	 * @return
+	 */
+	public static R isFTPFileExist(String uuid) {
+		//创建 ftp 对象
 		FTPClient ftp = new FTPClient();
+		boolean flag = false;
 		try {
-
-			// 连接ftp服务器
-//			System.out.println("ftpHost = " + ftpHost);
-
+			//连接
 			ftp.connect(ftpHost, ftpPort);
-
 			// 登陆
-
 			ftp.login(ftpUserName, ftpPassword);
 			// 检验登陆操作的返回码是否正确
-
 			if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
-
 				ftp.disconnect();
-
-				return false;
-
+				return R.data(400,null,"ftp 连接失败");
 			}
 
 			ftp.enterLocalActiveMode();
 
 			// 设置文件类型为二进制,与ASCII有区别
-
 			ftp.setFileType(FTP.BINARY_FILE_TYPE);
 
 			// 设置编码格式
-
 			ftp.setControlEncoding("GBK");
 
-			// 提取绝对地址的目录以及文件名
+			// 检验文件是否存在
+			ftp.changeWorkingDirectory(ftpPath);
+			FTPFile[] files = ftp.listFiles();
+			if (files.length==0){
+				return R.data(400,null,"未读取到文件");
+			} else {
+				for (FTPFile file : files){
+					String fileName = file.getName();
+					InputStream is = ftp.retrieveFileStream(new String(fileName.getBytes("GBK"), FTP.DEFAULT_CONTROL_ENCODING));
+					String substring1 = fileName.substring(0, 1);
+					if (substring1.equals("n")){
+						//把文件下载到本地
+						FtpUtil.downloadFtpFile(ftpHost, ftpUserName, ftpPassword, ftpPort, ftpPath, localPath, fileName);
+						// 解析数据
+						String s = OutJson.TestJson(fileName);
+						//数据处理
+						R result = DataHandler.handler(s,uuid);
+						//删除本地文件
+						MysqlCenlint.deletess(fileName);
+						FtpUtil.deleteFile(ftpHost, ftpPort, ftpUserName, ftpPassword, ftpPath, fileName);
+						is.close();
+						ftp.completePendingCommand();
+						if (result.getCode()==200) {
+							//返回
+							return R.data(result);
+						}
+					}
+				}
+				return R.data(400,null,"未读取到对应的文件");
+			}
+		} catch (Exception e) {
+			System.out.println("ftp连接失败");
+			e.printStackTrace();
+		} finally {
+			if (ftp != null) {
+				try {
+					ftp.disconnect();
+				} catch (IOException e) {
+					e.printStackTrace();
+				}
+			}
+		}
+		return R.data(400,null,"失败");
+	}
 
-			//ftpPath = ftpPath.replace("ftp://" + ftpHost + ":" + ftpPort + "/", "");
+	/**
+	 * 读取文件
+	 * @return
+	 */
+	//	@Scheduled(cron = "*/30 * * * * ?")
+	public static boolean isFTPFileExist() {
+		FTPClient ftp = new FTPClient();
+		try {
+			//连接
+			ftp.connect(ftpHost, ftpPort);
+			// 登陆
+			ftp.login(ftpUserName, ftpPassword);
+			// 检验登陆操作的返回码是否正确
+			if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
+				ftp.disconnect();
+				return false;
+			}
 
-			//String dir = ftpPath.substring(0, ftpPath.lastIndexOf("/"));
+			ftp.enterLocalActiveMode();
 
-			// file = ftpPath.substring(ftpPath.lastIndexOf("/") + 1);
+			// 设置文件类型为二进制,与ASCII有区别
+			ftp.setFileType(FTP.BINARY_FILE_TYPE);
 
-			// 进入文件所在目录,注意编码格式,以能够正确识别中文目录
-
-			//ftp.changeWorkingDirectory(new String(dir.getBytes("GBK"), FTP.DEFAULT_CONTROL_ENCODING));
+			// 设置编码格式
+			ftp.setControlEncoding("GBK");
 
 			// 检验文件是否存在
 			ftp.changeWorkingDirectory(ftpPath);

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