[java]如何在windows下读取远程的linux下面的文件?

http ftp 都行，直接网络映射也可以，但是需要对方的 Linux 支持。

所以一般还是 http/ftp 方便很多。

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update：只要两边都支持的文件传送协议就行了。

pom.xml

<dependency>

<groupId>org.apache.kafka</groupId>

<artifactId>kafka-clients</artifactId>

<version>0.10.2.0</version>

</dependency>

<dependency>

<groupId>org.apache.kafka</groupId>

<artifactId>kafka_2.11</artifactId>

<version>0.10.2.0</version>

</dependency>

<!--ssh2 -->

<dependency>

<groupId>ch.ethz.ganymed</groupId>

<artifactId>ganymed-ssh2</artifactId>

<version>build210</version>

</dependency>

主类：

/**

* Project Name:kafkademo

* File Name:TailLogToKafka.java

* Package Name:cmm.kafkademo

* Date:2018年12月7日下午2:40:46

* Copyright (c) 2018, c2206190880@163.com All Rights Reserved.

*

*/

package cmm.TailLogToKafka

import java.io.BufferedInputStream

import java.io.BufferedReader

import java.io.File

import java.io.FileInputStream

import java.io.IOException

import java.io.InputStream

import java.io.InputStreamReader

import java.util.Properties

import ch.ethz.ssh2.Connection

import ch.ethz.ssh2.Session

import ch.ethz.ssh2.StreamGobbler

import cmm.util.PathUtil

/**

* ClassName:TailLogToKafka <br/>

* Function: TODO ADD FUNCTION. <br/>

* Reason: TODO ADD REASON. <br/>

* Date: 2018年12月7日 下午2:40:46 <br/>

* @author mmchen

* @version

* @sinceJDK 1.7

* @see

*/

public class TailLogToKafka {

private static Connection conn

private static int threadNum=0

private static String cmd = "echo no commond"

private static String topic = "cmmtest"

public static void main(String[] args) {

Properties properties = new Properties()

try {

InputStream in = new BufferedInputStream(new FileInputStream(new File(PathUtil.getProjectParentPath()+"/remote.properties")))

properties.load(in)

} catch (IOException e1) {

System.out.println("远程连接配置读取失败！！！")

e1.printStackTrace()

}

//远程连接linux服务器

String ip = properties.getProperty("ip")

String usr = properties.getProperty("user")

String psword = properties.getProperty("password")

cmd = properties.getProperty("shell")

topic = properties.getProperty("topic")

//创建远程连接，默认连接端口为22，如果不使用默认，可以使用方法

//new Connection(ip, port)创建对象

conn = new Connection(ip)

try {

//连接远程服务器

conn.connect()

//使用用户名和密码登录

conn.authenticateWithPassword(usr, psword)

} catch (IOException e) {

System.err.printf("用户%s密码%s登录服务器%s失败！", usr, psword, ip)

e.printStackTrace()

}

//创建线程,执行shell命令，获取实时数据流,写入kafka

threadNum=1

new Thread(new Runnable() {

@Override

public void run() {

try {

Session session = conn.openSession()

session.execCommand(cmd)

InputStream out = new StreamGobbler(session.getStdout())

BufferedReader outBufferedReader = new BufferedReader(new InputStreamReader(out))

myProducer producerDemo = new myProducer()

while (true) {

String line = outBufferedReader.readLine()

if (line == null) {

threadNum=0

outBufferedReader.close()

session.close()

conn.close()

break

}

System.out.println(line)

//数据写入kafka

producerDemo.produce(topic,line)

}

} catch (IOException e) {

System.out.println("open session fail")

e.printStackTrace()

}

}

}).start()

while (threadNum>0) {

Thread.yield()

}

}

}