struts获取表单参数(最常用的是 extends ActionSupport)

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09920171007

09920171007//结论：当实体类较多的时候，采用模型驱动。不管在哪里写，private属性都给它设上set[注入数据]和get方法[获取数据]1、属性驱动public class UserAction extends ActionSupport{private String name;public String login(){System.out.println(name);return Action.SUCCESS;}public User getName() {return name;}public void setUser(String name) {this.name = name;}}2、模型驱动[最常用][前台传递参数形式(...?user.name = tiger&user.age = 22)]public class ActionSupport {private User user;public String login() {System.out.println("UserDomain.add()");System.out.println("User.name=" + user.getName());System.out.println("User.age=" + user.getAge());return SUCCESS;}public User getUser() {return user;}public void setUser(User user) {this.user = user;}}3、模型驱动[不常用]public class UserModelAction extends ActionSupport implements ModelDriven{private  User user = new User();public String login(){System.err.println(user);return Action.SUCCESS;}@Overridepublic User getModel() {return user;}}

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