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java实现将文件上传到ftp服务器的方法

作者:xiangqian0505

这篇文章主要介绍了java实现将文件上传到ftp服务器的方法,结合实例形式分析了基于java实现的ftp文件传输类定义与使用方法,需要的朋友可以参考下

本文实例讲述了java实现将文件上传到ftp服务器的方法。分享给大家供大家参考,具体如下:

工具类:

package com.fz.common.util;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPReply;
public class FileUtil {
 /**
 *
 * @date Sep 26, 2011 10:17:39 AM
 * @return
 * @author zhangh
 */
 public static DataInputStream getInput(){
 DataInputStream d = null;
 try {
  d = new DataInputStream(new FileInputStream("c:/wmc.dat"));
  return d;
 } catch (FileNotFoundException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
 }
 return d;
 }
 /**
 *
 * @date Sep 26, 2011 10:17:44 AM
 * @param whites
 * @return
 * @author zhangh
 */
 public static boolean creatWhiteManageFile(byte[] whites,String file) {
 DataOutputStream d;
 try {
  d = new DataOutputStream(new FileOutputStream(file));
  d.write(whites);
  d.flush();
 } catch (Exception e) {
  // TODO Auto-generated catch block
  return false;
//  e.printStackTrace();
 }
 return true;
 }
 /**
 *
 * @date Sep 16, 2011 4:39:22 PM
 * @param url
 * @param username
 * @param password
 * @param path
 * @param filename
 * @param input
 * @return
 * @author zhangh
 */
 public static boolean uploadFile(String url, String username,
  String password, String path, String filename, InputStream input) {
 boolean success = false;
 FTPClient ftp = new FTPClient();
 try {
  int reply;
  ftp.connect(url);
//  ftp.connect(url, port);// 连接FTP服务器
  // 如果采用默认端口,可以使用ftp.connect(url)的方式直接连接FTP服务器
  ftp.login(username, password);// 登录
  reply = ftp.getReplyCode();
  if (!FTPReply.isPositiveCompletion(reply)) {
  ftp.disconnect();
  return success;
  }
  ftp.changeWorkingDirectory(path);
  ftp.storeFile(filename, input);
  ftp.logout();
  input.close();
  success = true;
 } catch (IOException e) {
  e.printStackTrace();
 } finally {
  if (ftp.isConnected()) {
  try {
   ftp.disconnect();
  } catch (IOException ioe) {
  }
  }
 }
 return success;
 }
 /**
 *
 * 方法名称:uploadFileFtp
 * 方法描述:黑名名单,黑用户文件上传ftp服务器
 * @param url
 * @param username
 * @param password
 * @param path
 * @param filename
 * @param input
 * @param input2
 * @return
 * boolean
 * version 1.0
 * author wuxq
 * Oct 26, 2011 3:19:09 PM
 */
 public static boolean uploadFileFtp(String url, String username,
  String password, String path, String filename, InputStream input,
  InputStream input2) {
 Date date = new Date();
 SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 String time = formatter.format(date);
 boolean success = false;
 FTPClient ftp = new FTPClient();
 try {
  int reply;
  ftp.connect(url);
  ftp.login(username, password);// 登录
  reply = ftp.getReplyCode();
  if (!FTPReply.isPositiveCompletion(reply)) {
  ftp.disconnect();
  return success;
  }
  ftp.changeWorkingDirectory(path);
  ftp.storeFile(filename, input);
  ftp.storeFile(filename + time, input2);
  ftp.logout();
  input.close();
  success = true;
 } catch (IOException e) {
  e.printStackTrace();
 } finally {
  if (ftp.isConnected()) {
  try {
   ftp.disconnect();
  } catch (IOException ioe) {
  }
  }
 }
 return success;
 }
}

读取配置文件:

package com.fz.fzbike.domain;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import org.apache.log4j.Logger;
import com.eNets.framework.util.SysConstants;
/**
 * 获取ftp服务器信息的bean类
 *
 * @author wuxq
 *
 */
public class SysConstats {
 private static Logger log = Logger.getLogger(SysConstats.class);
 public static String FTPSERVER;// ftp服务器ip地址
 public static String FTPUSERNAME;// ftp服务器用户名
 public static String FTPPASSWORD;// ftp服务器用户密码
 public static String ENVELOPERESULTROOT;// 存放ftp服务器的路径
 public SysConstats() {
 try {
  InputStream in = new BufferedInputStream(new FileInputStream(
   SysConstants.PUBLIC_PATH.substring(0,
    SysConstants.PUBLIC_PATH.length() - 7)
    + "/bidfileconfig.properties"));
  Properties prop = new Properties();
  prop.load(in);
  SysConstats.FTPSERVER = prop.getProperty("ftpServer", "none");
  SysConstats.FTPUSERNAME = prop.getProperty("ftpUserName", "none");
  SysConstats.FTPPASSWORD = prop.getProperty("ftpPassword", "none");
  SysConstats.ENVELOPERESULTROOT = prop.getProperty(
   "envelopeResultRoot", "none");
  log.debug("读取ftp配置信息成功!");
 } catch (IOException e) {
  log.debug("读取ftp配置信息失败!");
  e.printStackTrace();
 }
 }
 public static String getFTPSERVER() {
 return FTPSERVER;
 }
 public static void setFTPSERVER(String ftpserver) {
 FTPSERVER = ftpserver;
 }
 public static String getFTPUSERNAME() {
 return FTPUSERNAME;
 }
 public static void setFTPUSERNAME(String ftpusername) {
 FTPUSERNAME = ftpusername;
 }
 public static String getFTPPASSWORD() {
 return FTPPASSWORD;
 }
 public static void setFTPPASSWORD(String ftppassword) {
 FTPPASSWORD = ftppassword;
 }
 public static String getENVELOPERESULTROOT() {
 return ENVELOPERESULTROOT;
 }
 public static void setENVELOPERESULTROOT(String enveloperesultroot) {
 ENVELOPERESULTROOT = enveloperesultroot;
 }
 public static void main(String args[]) {
 new SysConstats();
 }
}

将文件上传ftp:

package com.fz.fzbike.biz;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.text.DecimalFormat;
import com.eNets.basesys.user.vo.UserVO;
import com.eNets.framework.assemble.RequestHashNew;
import com.eNets.framework.database.DBConnection;
import com.fz.common.util.FileUtil;
import com.fz.fzbike.common.StringUtil;
import com.fz.fzbike.domain.SysConstats;
/**
 * 上传卡内码到ftp服务器 生成bat文件
 *
 * @author wuxq 2011-09-28
 */
public class UploadCardInNoFtpAction {
 /**
 *
 * 方法名称:uploadFtp 方法描述:上传文件到ftp
 *
 * @param reh
 *      void version 1.0 author wuxq Sep 28, 2011 10:38:38 AM
 */
 public void uploadFtp(RequestHashNew reh) {
 String cardType = reh.get("cardType").toString();
 DBConnection dbc = reh.getDBC();// 链接数据库
 dbc.endTran();
 // 判断是否是空值 空有可能是挂失,退出挂失, 退出黑名单, 根据卡id得到卡类型
 if (StringUtil.isNull(cardType)) {
  String cardtypesql = "select ci.card_type from lc_t_card_info ci where ci.card_id="
   + reh.get("SELECTEDID");
  cardType = dbc.getList0(cardtypesql);
 }
 String top = "c:/upload/";
 String file = top + "bmc.dat"; // 定义一个目录存放临时的黑名单bat文件
 String whiteFile = top + "wmc.dat";// 定义一个目录存放临时的白名单bat文件
 String buserfile = top + "buser.dat"; // 定义一个目录存放临时的黑用户文件
 String fileID = dbc.setOracleGlideValue("LC_T_UPGRADE_FILE");// 得到文件表的序列号
 // 得到当前用户的ID
 UserVO userVo = reh.getUserVO();
 String UserID = userVo.getUserID();
 DecimalFormat df = new DecimalFormat("0.0");
 if (cardType.equals("7")) {
  StringBuffer bf = new StringBuffer(1024);
  bf
   .append(
    "select distinct card_in_no from(select tc.card_in_no")
   .append(
    " from lc_t_blacklist tb left join lc_t_card_info tc")
   .append(
    " on tb.card_id = tc.card_id where tc.card_type = 7")
   .append(" and tb.whether_effective = 1 union all select")
   .append(" tc.card_in_no from lc_t_card_loss cl left join")
   .append(
    " lc_t_card_info tc on cl.card_id=tc.card_id where tc.card_type = 7 and")
   .append(" cl.whether_effective=1) t order by t.card_in_no");// 黑名单及挂失记录表中所有的管理员记录
  StringBuffer bffer = new StringBuffer(1024);
  bffer
   .append("select ti.card_in_no from lc_t_card_info ti")
   .append(
    " where ti.card_type=7 and ti.card_make_status=2 order by ti.card_in_no");// 卡信息表中所有的管理员记录
  // 定义一个数组来接收黑名单中排序好的管理员卡内码
  String arr[][] = dbc.getArr(bf.toString());
  // 定义一个数组来接收卡信息表中排序好的管理员卡内码
  String listarr[][] = dbc.getArr(bffer.toString());
  upload_f(arr, file);
  // 得到黑名单bat文件的版本号, 初始值为1.0
  String vesionSql = "select file_vesion from(select row_number() over(ORDER BY t.file_vesion DESC) num,"
   + "t.file_vesion from lc_t_upgrade_file t where t.file_type=2) where num=1";
  String vesion = dbc.getList0(vesionSql);
  double ve = 1.0;// 定义黑名单版本编号变量,初始值为1.0
  /*
  * 数据库中存在旧版本则在版本增加0.1
  */
  if (StringUtil.isNotNull(vesion)) {
  ve = (Double.parseDouble(vesion) + 0.1);
  }
  vesion = df.format(ve);
  // 版本记录sql语句
  String bmcsql = "insert into lc_t_upgrade_file values(" + fileID
   + ",'" + file + "','" + vesion + "','2',sysdate," + UserID
   + ")";
  dbc.insertDB(bmcsql);// 持久化到数据库
  upload_f(listarr, whiteFile);
  // 得到白名单bat文件的版本号, 初始值为1.0
  String vesionSql2 = "select file_vesion from(select row_number() over(ORDER BY t.file_vesion DESC) num,"
   + "t.file_vesion from lc_t_upgrade_file t where t.file_type=5) where num=1";
  String vesion2 = dbc.getList0(vesionSql2);
  double ve2 = 1.0;// 定义白名单版本编号变量,初始值为1.0
  /*
  * 数据库中存在旧版本则在版本增加0.1
  */
  if (StringUtil.isNotNull(vesion2)) {
  ve2 = (Double.parseDouble(vesion2) + 0.1);
  }
  String bfileID = dbc.setOracleGlideValue("LC_T_UPGRADE_FILE");// 得到文件表的序列号
  vesion2 = df.format(ve2);
  // 版本记录sql语句
  String bmcsql2 = "insert into lc_t_upgrade_file values(" + bfileID
   + ",'" + whiteFile + "','" + vesion2 + "','5',sysdate,"
   + UserID + ")";
  dbc.insertDB(bmcsql2);// 持久化到数据库
 } else {
  StringBuffer bf2 = new StringBuffer(1024);
  bf2
   .append(
    "select distinct card_in_no from (select tc.card_in_no")
   .append(
    " from lc_t_blacklist tb left join lc_t_card_info tc")
   .append(
    " on tb.card_id = tc.card_id where tc.card_type <> 7")
   .append(" and tb.whether_effective = 1 union all select")
   .append(" tc.card_in_no from lc_t_card_loss cl left join")
   .append(" lc_t_card_info tc on cl.card_id = tc.card_id")
   .append(" where tc.card_type <> 7 and cl.whether_effective")
   .append(" = 1) t order by t.card_in_no");// 黑名单表及挂失用户表中所有非管理员记录
  // 定义一个数组来接收黑用户中排序好的用户卡内码
  String arr2[][] = dbc.getArr(bf2.toString());
  upload_f(arr2, buserfile);
  // 得到黑用户bat文件的版本号, 初始值为1.0
  String huserSql = "select file_vesion from(select row_number() over(ORDER BY t.file_vesion DESC) num,"
   + "t.file_vesion from lc_t_upgrade_file t where t.file_type=4) where num=1";
  String vesion3 = dbc.getList0(huserSql);
  double ves = 1.0;// 定义黑用户版本编号变量,初始值为1.0
  /*
  * 数据库中存在旧版本则在版本增加0.1
  */
  if (StringUtil.isNotNull(vesion3)) {
  ves = (Double.parseDouble(vesion3) + 0.1);
  }
  vesion3 = df.format(ves);
  // 版本记录sql语句
  String husersql = "insert into lc_t_upgrade_file values(" + fileID
   + ",'" + buserfile + "','" + vesion3 + "','4',sysdate,"
   + UserID + ")";
  dbc.insertDB(husersql);// 持久化到数据库
 }
 }
 /**
 *
 * 方法名称:writeLong 方法描述:向输出流中写长整型
 *
 * @param input
 * @return byte[] version 1.0 author wuxq Sep 28, 2011 10:54:58 AM
 */
 public static byte[] writeLong(long input) {
 ByteArrayOutputStream baos = new ByteArrayOutputStream();
 DataOutputStream os = new DataOutputStream(baos);
 try {
  os.writeLong(Long.reverseBytes(input));
 } catch (IOException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
 }
 byte[] b = baos.toByteArray();
 return b;
 }
 /**
 *
 * 方法名称:upload_f 方法描述:把文件上传到ftp服务器
 *
 * @param arr
 * @param file
 *      void version 1.0 author wuxq Oct 8, 2011 11:37:27 AM
 */
 public static void upload_f(String[][] arr, String file) {
 byte by[] = null;
 byte[] result = new byte[1];
 if (StringUtil.isNotNull(arr)) {
  result = new byte[arr.length * 4];
  int position = 0;
  for (int i = 0; i < arr.length; i++) {
  by = writeLong(Long.parseLong(arr[i][0]));
  byte list[] = new byte[4];
  for (int h = 0; h < list.length; h++) {
   list[h] = by[h];
  }
  for (int g = position; g < position + 4; g++) {
   result[g] = list[g - 4 * i];
  }
  position = position + 4;
  }
 }
 boolean bool = FileUtil.creatWhiteManageFile(result, file);// 创建一个bat文件
 if (bool) {
  // InputStreamReader isr = new InputStreamReader(new
  // FileInputStream(file));
  InputStream inp = null;
  InputStream inp2 = null;
  try {
  inp = new BufferedInputStream(new FileInputStream(file));
  inp2 = new BufferedInputStream(new FileInputStream(file));
  } catch (FileNotFoundException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  }
  // 截取文件名
  String f = file.substring(10, file.length());
  // 获取ftp配置信息
  SysConstats sc = new SysConstats();
  FileUtil.uploadFileFtp(sc.FTPSERVER, sc.FTPUSERNAME,
   sc.FTPPASSWORD, sc.ENVELOPERESULTROOT, f, inp, inp2);
 }
 }
}

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