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springMVC3学习(六)--SimpleFormController

2014-12-08 16:47 281 查看

SimpleFormController提交表单流程如下：

login.jsp

<form
action="login"
method="post">

用户名：<input
type="text"
name="username"/></br>

密码：<input
type="password"
name="password"/></br>

<input
type="submit"
value="提交">

</form>

<form action="login" method="post">
	用户名：<input type="text" name="username"/></br>
	密码：<input type="password" name="password"/></br>
	<input type="submit" value="提交">
</form>

springMVC.xml


<bean
name="/login"
class="com.itmyhome.Login">



<property
name="successView"
value="success"/>

</bean>



<bean
class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping"></bean>



<bean
class="org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter"></bean>


<bean
id="viewResolver"

class="org.springframework.web.servlet.view.InternalResourceViewResolver">

<property
name="prefix"
value="/"
/> 

<property
name="suffix"
value=".jsp"
/>
</bean>

<!-- 处理器 -->
<bean name="/login" class="com.itmyhome.Login">
	<!-- 返回处理成功页面  success.jsp -->
	<property name="successView" value="success"/>
</bean>

<!-- HandlerMapping -->
<bean class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping"></bean>
<!-- HandlerAdapter -->
<bean class="org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter"></bean>

<!-- 定义跳转的文件的前后缀 -->
<bean id="viewResolver"
	class="org.springframework.web.servlet.view.InternalResourceViewResolver">
	<property name="prefix" value="/" />  <!-- 默认放在WebRoot下 -->
	<property name="suffix" value=".jsp" /> 
</bean>

UserModel.java

public class UserModel {

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 class UserModel {
	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;
	}
}

Login.java

import org.springframework.web.servlet.mvc.SimpleFormController;

public class Login
extends SimpleFormController {

public Login() {
setCommandClass(UserModel.class);// 设置命令对象实现类

setCommandName("user");// 设置命令对象的名字

}
//以下内容省略
/*protected Object formBackingObject(HttpServletRequest request) throws Exception {

return null;
}
protected Map referenceData(HttpServletRequest request) throws Exception {

return null;
}*/
public void doSubmitAction(Object obj)
throws Exception {
UserModel user = (UserModel) obj;
System.out.println(user);
}
}

import org.springframework.web.servlet.mvc.SimpleFormController;

public class Login extends SimpleFormController {
	public Login() {
		setCommandClass(UserModel.class);// 设置命令对象实现类
		setCommandName("user");// 设置命令对象的名字
	}
	//以下内容省略
	/*protected Object formBackingObject(HttpServletRequest request) throws Exception { 
		return null;
	} 
	protected Map referenceData(HttpServletRequest request) throws Exception { 
		return null;
	}*/
	public void doSubmitAction(Object obj) throws Exception {
		UserModel user = (UserModel) obj;
		System.out.println(user);
	}
}

success.jsp

<body>

注册成功,欢迎: ${user.username }！
</body>

<body>
  注册成功,欢迎: ${user.username }！
</body>

测试：

浏览器中输入：http://localhost:8080/spring_SimpleFormController/login.jsp 进入登录页面

注册成功页面：

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