struts2构建web项目请求与相应的传参

package action;

import java.io.UnsupportedEncodingException;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionContext;

public class Login {
    //与页面一致 url?loginName=*&pwd=*
    //或者与表单中的name值一致
    //类型自动转换，不考虑nullpointexception
    private String loginName;
    private String pwd;
    
    public String getLoginName() {
        return loginName;
    }

    public void setLoginName(String loginName) {
        this.loginName = loginName;
    }

    public String getPwd() {
        return pwd;
    }

    public void setPwd(String pwd) {
        this.pwd = pwd;
    }

    public String log() throws UnsupportedEncodingException{
        if(ServletActionContext.getRequest().getMethod().equalsIgnoreCase("get")){//判断请求方式
            loginName=new String (loginName.getBytes("ISO-8955-1"),"UTF-8");
        }
        
        System.out.println(loginName);
        System.out.println(pwd);
        
        ActionContext.getContext().put("name", "张三");
        ActionContext.getContext().getApplication().put("","");
        ActionContext.getContext().getSession().put("","");
        return "success";
    }
}