j2ssh

 通过Ssh协议连接到服务器执行执行的指令。echo $?这条命令将显示上条指令执行的状态。0为成功，其他都是失败。

 

<!--<br/ /><br/ />Code highlighting produced by Actipro CodeHighlighter (freeware)<br/ />http://www.CodeHighlighter.com/<br/ /><br/ />-->  1  import  java.io.BufferedReader;
 2  import  java.io.IOException;
 3  import  java.io.InputStreamReader;
 4  import  java.io.OutputStream;
 5 
 6  import  com.sshtools.j2ssh.SshClient;
 7  import  com.sshtools.j2ssh.authentication.AuthenticationProtocolState;
 8  import  com.sshtools.j2ssh.authentication.PasswordAuthenticationClient;
 9  import  com.sshtools.j2ssh.session.SessionChannelClient;
10 
11  public   class  Main {
12 
13       public   static   void  main(String[] args) {
14          SshClient ssh  =   new  SshClient();
15          PasswordAuthenticationClient authentication  =   new  PasswordAuthenticationClient();
16          authentication.setUsername( " root " );
17          authentication.setPassword( " 123 " );
18           try  {
19              ssh.connect( " 192.168.94.254 " ,  22 ,  new  HostsKeyVerification());
20               if  (ssh.authenticate(authentication)  ==  AuthenticationProtocolState.COMPLETE) {
21                  SessionChannelClient session  =  ssh.openSessionChannel();
22                   //  session.setEnvironmentVariable("TERM", "linux");
23                   //  if (client.requestPseudoTerminal("vt100", 120, 400, 0, 0,
24                   //  "")) {
25                   if  (session.startShell()) {
26                      OutputStream writer  =  session.getOutputStream();
27                      writer.write( "echo $? \n " .getBytes());
28                      writer.flush();
29                      writer.write( " exit\n " .getBytes());
30                      writer.flush();
31                      BufferedReader in  =   new  BufferedReader(
32                               new  InputStreamReader(session.getInputStream()));
33                      BufferedReader err  =   new  BufferedReader(
34                               new  InputStreamReader(session
35                                      .getStderrInputStream()));
36                      String line;
37                       while  ((line  =  in.readLine())  !=   null ) {
38                          System.out.println(line);
39                      }
40                      System.out.println( " ------------------------ " );
41                       while  ((line  =  err.readLine())  !=   null ) {
42                          System.out.println(line);
43                      }
44                       if  (session  !=   null ) {
45                          session.close();
46                      }
47                  }
48                   //  }
49              }
50          }  catch  (IOException e) {
51              e.printStackTrace();
52          }  finally  {
53          }
54 
55      }
56 
57  }
58