Struts2之异常处理案例struts003

package com.almostman.action; import com.almostman.exception.PasswordException; import com.almostman.exception.UsernameException; import com.opensymphony.xwork2.ActionSupport; public class LoginAction extends ActionSupport{ 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; } @Override public String execute() throws Exception { if(!"admin".equals(username)){ throw new UsernameException("用户名输入错误！"); } if(!"admin".equals(password)){ throw new PasswordException("密码输入错误！"); } return SUCCESS; } }