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Doug Lea關于util.concurrent并發工具包的講座(3)

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關于ftp客戶端程序的選擇(使用sun.net.ftp包)

?

??1

package ?com.stt.doss.datacollect.main.ftp;
??2

??3

import ?java.io.File;
??4

import ?java.io.FileInputStream;
??5

import ?java.io.FileOutputStream;
??6

import ?java.io.IOException;
??7

??8

import ?org.apache.log4j.Logger;
??9

?10

import ?sun.net.TelnetInputStream;
?11

import ?sun.net.TelnetOutputStream;
?12

import ?sun.net.ftp.FtpClient;
?13

?14

/**
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?*?從服務器上取文件和上傳文件(使用sun.net.ftp包),不方便
?16

?*? @author ?zhangjp
?17

?*? @version ?1.0
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? */
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public ? class ?FtpDownload? {
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???? private ?Logger?log? = ?Logger.getLogger(FtpDownload. class );
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???? // ?本地文件名
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????String?localFileName;?
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???? // ?遠程文件名
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????String?remoteFileName;
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???? // ?ftp客戶端
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????FtpClient?ftpClient;?
?27

????
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???? /**
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?????*?@server：服務器名字
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?????*?@user：用戶名?
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?????*?@password：密碼
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?????*?@path：服務器上的路徑
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?????*? */
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???? public ? void ?connectServer(String?server,?String?user,?String?password,?String?path)? {?
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???????? try ? {?
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???????????????ftpClient? = ? new ?FtpClient();?
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???????????????ftpClient.openServer(server);?
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???????????????ftpClient.login(user,?password);?
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???????????????log.info( " login?success?!!! " );?
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??????????????? if ?(path.length()? != ? 0 ) {
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????????????????????ftpClient.cd(path);?
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???????????????} ?
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????????????????ftpClient.binary();?
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???????????} ? catch ?(IOException?e)? {?
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????????????????log.info( " not?login?!!! " );?
?46

????????????????log.error(e.getMessage());?
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???????????} ?
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????} ?
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????
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???? /**
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?????*?關閉連接
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?????*? */
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???? public ? void ?closeConnect()? {?
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???????? try ? {?
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???????????????ftpClient.closeServer();?
?56

???????????????log.info( " disconnect?success?!!! " );?
?57

??????????????} ? catch ?(IOException?e)? {?
?58

???????????????????log.info( " not?disconnect?!!! " );?
?59

???????????????????log.error(e.getMessage());?
?60

?????????????} ?
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?????} ?
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????
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???? /**
?64

?????*?上傳文件
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?????*? */
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???? public ? void ?upload()? {?
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?????????? this .localFileName? = ? " D:ftp.txt " ;?
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?????????? this .remoteFileName? = ? " lrm.txt " ;?
?69

?????????? try ? {?
?70

?????????????????TelnetOutputStream?os? = ?ftpClient.put( this .remoteFileName);?
?71

?????????????????java.io.File?file_in? = ? new ?java.io.File( this .localFileName);?
?72

??????????????????FileInputStream?is? = ? new ?FileInputStream(file_in);?
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?????????????????? byte []?bytes? = ? new ? byte [ 1024 ];?
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?????????????????? int ?c;?
?75

?????????????????? while ?((c? = ?is.read(bytes))? != ? - 1 )? {?
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?????????????????????os.write(bytes,? 0 ,?c);?
?77

??????????????????} ?
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?????????????????log.info( " upload?success?!!! " );?
?79

??????????????????is.close();?
?80

??????????????????os.close();?
?81

????????????????} ? catch ?(IOException?e)? {?
?82

??????????????????????log.info( " not?upload?!!! " );?
?83

??????????????????????log.info(e.getMessage());?
?84

?????????????} ?
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?????} ?
?86

????
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???? /**
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?????*?取文件
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?????*? */
?90

???? public ? void ?download()? {?
?91

?????????? this .localFileName? = ? " D:ftp.txt " ;?
?92

?????????? this .remoteFileName? = ? " CDR.20050621.1100 " ;?
?93

?????????? try ? {?
?94

// ????????????????? // 得到遠程路徑下的所有文件列表信息
?95

// ?????????????????TelnetInputStream?is?=?ftpClient.list();?
?96

?????????????????TelnetInputStream?is? = ?ftpClient.get( this .remoteFileName);?
?97

?????????????????File?file_in? = ? new ?File( this .localFileName);?
?98

?????????????????FileOutputStream?os? = ? new ?FileOutputStream(file_in);?
?99

????????????????? byte []?bytes? = ? new ? byte [ 1024 ];?
100

????????????????? int ?c;?
101

????????????????? while ?((c? = ?is.read(bytes))? != ? - 1 )? {?
102

????????????????????os.write(bytes,? 0 ,?c);?
103

?????????????????} ?
104

?????????????????log.info( " download?success?!!! " );?
105

?????????????????os.close();?
106

?????????????????is.close();?
107

???????????????} ? catch ?(IOException?e)? {?
108

?????????????????????log.info( " not?download?!!! " );?
109

?????????????????????log.error(e.getMessage());??
110

??????????????} ?
111

?????} ?
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113

???? public ? static ? void ?main(String[]?args)? {?
114

????????FtpDownload?fd? = ? new ?FtpDownload();?
115

????????fd.connectServer( " 192.168.0.19 " ,? " iss " ,? " iss " ,? " /home/iss/connectCDR " );?
116

????????fd.upload();?
117

????????fd.download();?
118

????????fd.closeConnect();?
119

????} ?
120

121

}
122

posted on 2007-01-29 14:36 張金鵬閱讀(1075) 評論(0) 編輯收藏所屬分類: 網絡協議編程

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