login.java

struts2 入门代码 入门研究的经典代码

package cn.gokei.action;

import com.opensymphony.xwork2.ActionSupport;

public class Login extends ActionSupport {
@Override
	public void validate() {
		if(null==this.getUsername()||"".equals(username))
		{
			this.addFieldError("username", "Username is requared!");
		}
		if(null==this.getPassword()||"".equals(password))
		{
			this.addFieldError("password", "password is required!");
		}
	}

private String username;
private String password;
public String getUsername() {
	return username;
}
public void setUsername(String username) {
	this.username = username;
}
public String getPassword() {
	return password;
}
public void setPassword(String password) {
	this.password = password;
}

public String execute() throws Exception 
{
	if("hello".equals(this.getUsername().trim())&&"world".equals(this.getPassword().trim()))
	{
		return "success";
	}else
	{this.addFieldError("username","username or password is error");
		return "failer";
	}
}
}