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341 lines (307 loc) · 9.08 KB
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package org.myframework.util;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import sun.net.TelnetInputStream;
import sun.net.TelnetOutputStream;
import sun.net.ftp.FtpClient;
public class FtpUtil {
private Log log = LogFactory.getLog(this.getClass());
String ip;
int port;
String user;
String pwd;
String remotePath;
String localPath;
FtpClient ftpClient;
/**
* 根据默认配置连接ftp服务器
* @return
* @throws Exception
*/
public boolean connectServer() throws Exception{
return connectServer(getIp(), getPort(), getUser(), getPwd());
}
/**
* 连接ftp服务器
* @param ip
* @param port
* @param user
* @param pwd
* @return
* @throws Exception
*/
public boolean connectServer(String ip, int port, String user, String pwd)
throws Exception {
boolean isSuccess = false;
try {
ftpClient = new FtpClient();
ftpClient.openServer(ip, port);
ftpClient.login(user, pwd);
isSuccess = true;
} catch (Exception ex) {
throw new Exception("Connect ftp server error:" + ex.getMessage());
}
return isSuccess;
}
/**
* 下载文件
* @param remotePath
* @param localPath
* @param filename
* @throws Exception
*/
public void downloadFile(String remotePath,String localPath, String filename) throws Exception {
try {
if (connectServer(getIp(), getPort(), getUser(), getPwd())) {
if (remotePath.length() != 0)
ftpClient.cd(remotePath);
ftpClient.binary();
TelnetInputStream is = ftpClient.get(filename);
File file_out = new File(localPath + File.separator + filename);
FileOutputStream os = new FileOutputStream(file_out);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
ftpClient.closeServer();
}
} catch (Exception ex) {
throw new Exception("ftp download file error:" + ex.getMessage());
}
}
/**
* 上传文件
* @param remotePath
* @param localPath
* @param filename
* @throws Exception
*/
public void uploadFile(String remotePath,String localPath, String filename) throws Exception {
try {
if (this.connectServer(getIp(), getPort(), getUser(), getPwd())) {
if (remotePath.length() != 0)
ftpClient.cd(remotePath);
ftpClient.binary();
TelnetOutputStream os = ftpClient.put(filename);
File file_in = new File(localPath + File.separator + filename);
FileInputStream is = new FileInputStream(file_in);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
ftpClient.closeServer();
}
} catch (Exception ex) {
throw new Exception("ftp upload file error:" + ex.getMessage());
}
}
/**
* 下载文件
* @param filename
*/
public void downloadFile( String filename) {
try {
if (this.connectServer()) {
if (remotePath.length() != 0)
ftpClient.cd(remotePath);
ftpClient.binary();
TelnetInputStream is = ftpClient.get(filename);
File file_out = new File(localPath + File.separator + filename);
FileOutputStream os = new FileOutputStream(file_out);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
ftpClient.closeServer();
}
} catch (Exception ex) {
log.error("ftp download file error:" + ex.getMessage());
}
}
/**
* @param filename FTP存放文件名
*/
public void uploadFile( String filename) {
try {
if (this.connectServer()) {
if (remotePath.length() != 0)
ftpClient.cd(remotePath);
ftpClient.binary();
TelnetOutputStream os = ftpClient.put(filename);
File file_in = new File(localPath + File.separator + filename);
FileInputStream is = new FileInputStream(file_in);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
ftpClient.closeServer();
}
} catch (Exception ex) {
log.error("ftp upload file error:" + ex.getMessage());
}
}
/**
* @param fileStream 上传文件流
* @param filename FTP存放文件名
*/
public void uploadFile( InputStream is ,String filename ) {
try {
if (this.connectServer()&&remotePath.length() != 0) {
ftpClient.cd(remotePath);
ftpClient.binary();
TelnetOutputStream os = ftpClient.put(filename);
int c;
byte[] bytes = new byte[1024];
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
ftpClient.closeServer();
}
} catch (Exception ex) {
log.error("ftp upload file error:" + ex.getMessage());
}
}
public void closeServer() throws Exception{
ftpClient.closeServer();
}
/**
* 下载文件
* @param 文件绝对目录filePath
*/
public InputStream get(String filePath) {
String remotePath = filePath.substring(0,filePath.lastIndexOf("/")+1);
String filename = filePath.substring(filePath.lastIndexOf("/")+1);
try {
if (this.connectServer()) {
ftpClient.cd(remotePath);
ftpClient.binary();
return ftpClient.get(filename);
}
} catch (Exception ex) {
log.error("ftp download file error:" + ex.getMessage());
}
return null;
}
/**
* @return
*/
public String getIp() {
return ip;
}
/**
* @return
*/
public int getPort() {
return port;
}
/**
* @return
*/
public String getPwd() {
return pwd;
}
/**
* @return
*/
public String getUser() {
return user;
}
/**
* @param string
*/
public void setIp(String string) {
ip = string;
}
/**
* @param i
*/
public void setPort(int i) {
port = i;
}
/**
* @param string
*/
public void setPwd(String string) {
pwd = string;
}
/**
* @param string
*/
public void setUser(String string) {
user = string;
}
/**
* @return
*/
public FtpClient getFtpClient() {
return ftpClient;
}
/**
* @param client
*/
public void setFtpClient(FtpClient client) {
ftpClient = client;
}
/**
* @return
*/
public String getRemotePath() {
return remotePath;
}
/**
* @param string
*/
public void setRemotePath(String string) {
remotePath = string;
}
/**
* @return
*/
public String getLocalPath() {
return localPath;
}
/**
* @param string
*/
public void setLocalPath(String string) {
localPath = string;
}
public FtpUtil(String ip, int port, String user, String pwd,
String remotePath, String localPath) {
super();
this.ip = ip;
this.port = port;
this.user = user;
this.pwd = pwd;
this.remotePath = remotePath;
this.localPath = localPath;
}
public FtpUtil(String ip, int port, String user, String pwd) {
super();
this.ip = ip;
this.port = port;
this.user = user;
this.pwd = pwd;
}
public FtpUtil() {
super();
}
}