FtpUtil.java
8013 단어 자바
package com.ailk.ess.webapp2.servermng.net;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPClientConfig;
import org.apache.commons.net.ftp.FTPConnectionClosedException;
public class FtpUtil {
private FTPClient ftpClient = null;
// ftp
private String hostName;
// ftp
public static int defaultport = 21;
//
private String userName;
//
private String password;
//
private String remoteDir;
/** */
/**
* @param hostName
*
* @param port
*
* @param userName
*
* @param password
*
* @param remoteDir
*
* @param is_zhTimeZone
* FTP Server
* @return
*/
public FtpUtil(String hostName, int port, String userName, String password,
String remoteDir, boolean is_zhTimeZone) {
this.hostName = hostName;
this.userName = userName;
this.password = password;
this.remoteDir = remoteDir == null ? "" : remoteDir;
this.ftpClient = new FTPClient();
if (is_zhTimeZone) {
this.ftpClient.configure( FtpUtil.Config() );
this.ftpClient.setControlEncoding("GBK");
}
//
this.login();
//
this.changeDir(this.remoteDir);
this.setFileType(FTPClient.ASCII_FILE_TYPE);
ftpClient.setDefaultPort(port);
}
/**
* FTP
*/
public void login() {
try {
ftpClient.connect(this.hostName);
ftpClient.login(this.userName, this.password);
} catch (FTPConnectionClosedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println(" ftp :" + this.hostName + " .. ");
}
private static FTPClientConfig Config() {
FTPClientConfig conf = new FTPClientConfig( FTPClientConfig.SYST_UNIX );
conf.setRecentDateFormatStr("MM dd HH:mm");
// conf.setRecentDateFormatStr("(YYYY )?MM dd ( HH:mm)?");
return conf;
}
/**
*
*
* @param remoteDir
*
*/
public void changeDir(String remoteDir) {
try {
this.remoteDir = remoteDir;
ftpClient.changeWorkingDirectory(remoteDir);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println(" :" + remoteDir);
}
/**
* ( )
*/
public void toParentDir() {
try {
ftpClient.changeToParentDirectory();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
*
*/
public String[] ListAllFiles() {
String[] names = this.ListFiles("*");
return this.sort(names);
}
/**
*
*
* @param dir
* exp: /cim/
* @param file_regEx
* *
*/
public String[] ListAllFiles(String dir, String file_regEx) {
String[] names = this.ListFiles( dir + file_regEx );
return this.sort(names);
}
/**
*
*
* @param file_regEx
* , *
*/
public String[] ListFiles(String file_regEx) {
try {
/**//*
* FTPFile[] remoteFiles = ftpClient.listFiles(file_regEx);
* //System.out.println(remoteFiles.length); String[] name = new
* String[remoteFiles.length]; if(remoteFiles != null) { for(int
* i=0;i<remoteFiles.length;i++) { if(remoteFiles[i] == null)
* name[i] = ""; else
* if(remoteFiles[i].getName()==null||remoteFiles
* [i].getName().equals
* (".")||remoteFiles[i].getName().equals("..")) { name[i] = "";
* } else name[i] = remoteFiles[i].getName();
* System.out.println(name[i]); } }
*/
String[] name = ftpClient.listNames( file_regEx );
if (name == null)
return new String[0];
return this.sort(name);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return new String[0];
}
public void Lists(String reg) {
try {
String[] a = ftpClient.listNames( reg );
if( a!=null ){
for (String b : a) {
System.out.println(b);
}
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
* [ ]
*
* @param fileType
* --BINARY_FILE_TYPE,ASCII_FILE_TYPE
*/
public void setFileType(int fileType) {
try {
ftpClient.setFileType(fileType);
} catch (IOException e) {
e.printStackTrace();
}
}
/**
*
*
* @param localFilePath
* -- +
* @param newFileName
* --
*/
public void uploadFile(String localFilePath, String newFileName) {
//
BufferedInputStream buffIn = null;
try {
buffIn = new BufferedInputStream(new FileInputStream(localFilePath));
ftpClient.storeFile(newFileName, buffIn);
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if (buffIn != null)
buffIn.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}
/**
* ( )
*
* @param remoteFileName
* --
* @param localFileName
* --
*/
public String downloadFile(String remoteFileName, String localFileName) {
BufferedOutputStream buffOut = null;
try {
buffOut = new BufferedOutputStream(new FileOutputStream(
localFileName));
ftpClient.retrieveFile(remoteFileName, buffOut);
} catch (Exception e) {
e.printStackTrace();
return "";
} finally {
try {
if (buffOut != null)
buffOut.close();
} catch (Exception e) {
e.printStackTrace();
}
}
return localFileName;
}
/**
* FTP
*/
public void close() {
try {
if (ftpClient != null) {
ftpClient.logout();
ftpClient.disconnect();
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* ( )
*/
public String[] sort(String[] str_Array) {
if (str_Array == null) {
throw new NullPointerException("The str_Array can not be null!");
}
String tmp = "";
for (int i = 0; i < str_Array.length; i++) {
for (int j = 0; j < str_Array.length - i - 1; j++) {
if (str_Array[j].compareTo(str_Array[j + 1]) < 0) {
tmp = str_Array[j];
str_Array[j] = str_Array[j + 1];
str_Array[j + 1] = tmp;
}
}
}
return str_Array;
}
}
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