<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<jsp:useBean id="link" class="com.Sshexample">
<%= link.callconst()%>
</jsp:useBean>
</body>
</html>
我想从 jsp 调用一个 .java 文件。callconst 是一个调用类的构造函数的函数?我想在单击按钮时调用 .java 文件,所以我想将一个 jsp 转发给另一个,将另一个 jsp 调用转发给 .java
package com;
import com.jscape.inet.ssh.*;
import com.jscape.inet.ssh.util.SshParameters;
public class Sshexample implements SshListener {
// state of SSH connection
private boolean connected = false;
/**
* Creates a new SshExample instance.
*
*/
public Sshexample() {
Ssh ssh = null;
try
{
// create new Ssh instance
SshParameters params = new SshParameters("i210","ashishga","Linux_11");
System.out.print("Unix server is connected ");
ssh = new Ssh(params);
// register to capture events
ssh.addSshListener(this);
System.out.println("Connecting please wait...");
SshScript script = new SshScript(ssh);
SshTask task = new SshTask("$","./call.sh","$");
// connect
script.addTask(task);
ssh.connect();
while(!script.isComplete()) {
Thread.sleep(100);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if(connected) {
ssh.disconnect();
}
} catch(Exception e) {
}
}
}
/**
* Captures SshConnectedEvent
*/
public void connected(SshConnectedEvent ev)
{
System.out.println("Connected: " + ev.getHost());
connected = true;
System.out.println("New ashish is connected to server "+ ev.getHost());
}
/**
* Captures SshDataReceivedEvent
*/
public void dataReceived(SshDataReceivedEvent ev) {
ev.getData();
}
/**
* Captures SshDisconnectedEvent
*/
public void disconnected(SshDisconnectedEvent ev) {
System.out.println("ashish server is Disconnecting: " + ev.getHost());
connected = false;
}
/*
* Main method for SshExample
*/
public void callconst()
{
Sshexample t = new Sshexample();
}
}
错误:
javax.servlet.ServletException:
java.lang.NoClassDefFoundError: com/jscape/inet/ssh/SshListener
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:268)
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)