Java executes the Linux shell command and gets the return value __java

Original: http://www.cnblogs.com/enshrineZither/p/3793459.html

  1 package com.pasier.xxx.util;
  2 3 Import java.io.IOException;
  4 Import Java.io.InputStream;
  5 Import Java.nio.charset.Charset;
  6 7 Import Org.slf4j.Logger;
  8 Import Org.slf4j.LoggerFactory;
 9 Import ch.ethz.ssh2.ChannelCondition;
 Import ch.ethz.ssh2.Connection;
 Import ch.ethz.ssh2.Session;
 Import Ch.ethz.ssh2.StreamGobbler; The public class Rmtshellexecutor {The private static final Logger LOG = Loggerfactory.getlogger (rmtshellexe
 Cutor.class);
 Private Connection Conn;
 Private String IP;
 Private String usr;
 Private String Psword;
 The private String charset = Charset.defaultcharset (). toString ();
 The private static final int time_out = 1000 * 5 * 60;
 Rmtshellexecutor Public (string IP, String usr, string ps) {this.ip = IP;
 this.usr = usr;
 This.psword = PS; The private Boolean login () throws IOException {conn = new Connection (IP);
 Conn.connect ();
 Return Conn.authenticatewithpassword (usr, psword);
 Throws public string exec (string cmds) IOException {InputStream stdOut = null;
 InputStream STDERR = null;
 A String outstr = "";
 A String Outerr = "";
 int ret =-1;
 A try {if (login ()) {conn.opensession session = ();
 Session.execcommand (CMDS);
 StdOut = new Streamgobbler (Session.getstdout ());
 Wuyi outstr = Processstream (StdOut, CharSet);
 Log.info ("Caijl:[info] outstr=" + outstr);
 STDERR = new Streamgobbler (Session.getstderr ());
 Outerr = Processstream (STDERR, CharSet);
 Log.info ("Caijl:[info] outerr=" + outerr);
 Session.waitforcondition (Channelcondition.exit_status, time_out);        57         ret = Session.getexitstatus ();
 Log.error} else {"Caijl:[info] SSH2 Login failure:" + IP);
 throw new IOException ("Ssh2_err");
 The} is finally {conn!= null) {conn.close ();
 The IF (stdOut!= null) stdout.close ();
 if (STDERR!= null) stderr.close ();
 outstr;  $ + Private String Processstream (InputStream in, String charset) throws IOException {byte[]
 BUF = new byte[1024];
 StringBuilder sb = new StringBuilder ();
 while (In.read (BUF)!=-1) {Bayi sb.append (new String (BUF, CharSet));
 Sb.tostring ();
 string[public static void Main (] args) {The "root" of the String usr = ";" Password String = "12345";
 A String ServerIP = "11.22.33.xx";
 Shpath = "/root/ab.sh";
 Rmtshellexecutor exe = new Rmtshellexecutor (serverip, usr, password);
 Outinf String;
 The try {outinf = exe.exec ("sh" + shpath + "xn");
System.out.println ("outinf=" + outinf); M catch (IOException e) {e.printstacktrace (); 102} 103} 104 105}