pom.xml 添加jar依赖
<!-- https://mvnrepository.com/artifact/com.jcraft/jsch --><dependency> ???<groupId>com.jcraft</groupId> ???<artifactId>jsch</artifactId> ???<version>0.1.54</version></dependency>
java类
package com.aliyun.utility.jsch;import com.jcraft.jsch.ChannelExec;import com.jcraft.jsch.JSch;import com.jcraft.jsch.Session;import java.io.InputStream;import java.util.Properties;public class JSCHUtil { ???private static JSCHUtil instance; ???private JSCHUtil() { ???} ???public static JSCHUtil getInstance() { ???????if (instance == null) { ???????????instance = new JSCHUtil(); ???????} ???????return instance; ???} ???private Session getSession(String host, int port, String ueseName) ???????throws Exception { ???????JSch jsch = new JSch(); ???????Session session = jsch.getSession(ueseName, host, port); ???????return session; ???} ???public Session connect(String host, int port, String ueseName, ???????String password) throws Exception { ???????Session session = getSession(host, port, ueseName); ???????session.setPassword(password); ???????Properties config = new Properties(); ???????config.setProperty("StrictHostKeyChecking", "no"); ???????session.setConfig(config); ???????session.connect(); ???????return session; ???} ???public String execCmd(Session session, String command) ???????throws Exception { ???????if (session == null) { ???????????throw new RuntimeException("Session is null!"); ???????} ???????ChannelExec exec = (ChannelExec) session.openChannel("exec"); ???????InputStream in = exec.getInputStream(); ???????byte[] b = new byte[1024]; ???????exec.setCommand(command); ???????exec.connect(); ???????StringBuffer buffer = new StringBuffer(); ???????while (in.read(b) > 0) { ???????????buffer.append(new String(b)); ???????} ???????exec.disconnect(); ???????return buffer.toString(); ???} ???public void clear(Session session) { ???????if ((session != null) && session.isConnected()) { ???????????session.disconnect(); ???????????session = null; ???????} ???} ???public static void main(String[] args) throws Exception { ???????Session session = JSCHUtil.getInstance() ?????????????????????????????????.connect("10.9.9.135", 22, "yy", "yy"); ???????String cmd = "cd /" + ";" + "ls -al |grep home"; ???????String result = JSCHUtil.getInstance().execCmd(session, cmd); // ???????;?? ????????System.out.println(result); ???????System.exit(0); ???}}JSCH执行linux命令
原文地址：http://www.cnblogs.com/lovedaodao/p/7810060.html