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以下代碼顯示如何根據(jù)需要標(biāo)記字段。
下面的代碼來自UserBean.java。
package cn.w3cschool.common; import java.io.Serializable; import javax.faces.bean.ManagedBean; import javax.faces.bean.SessionScoped; @ManagedBean(name="user") @SessionScoped public class UserBean implements Serializable{ String password; String confPassword; public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public String getConfPassword() { return confPassword; } public void setConfPassword(String confPassword) { this.confPassword = confPassword; } }
以下代碼來自result.xhtml。
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:h="http://java.sun.com/jsf/html" xmlns:f="http://java.sun.com/jsf/core" xmlns:c="http://java.sun.com/jsp/jstl/core" > <h:body> <h:panelGrid columns="2"> Password : <h:outputText value="#{user.password}" /> Confirm Password : <h:outputText value="#{user.confPassword}" /> </h:panelGrid> </h:body> </html>
以下代碼來自demo.xhtml。
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:h="http://java.sun.com/jsf/html" xmlns:f="http://java.sun.com/jsf/core"> <h:body> <h:form> <h:panelGrid columns="3"> Enter your password : <h:inputSecret id="password" value="#{user.password}" size="20" required="true" label="Password" /> <h:message for="password" style="color:red" /> Enter your password again : <h:inputSecret id="confPassword" value="#{user.confPassword}" size="20" required="true" label="Confirm Password"> <f:validateRequired /> </h:inputSecret> <h:message for="confPassword" style="color:red" /> </h:panelGrid> <h:commandButton value="Submit" action="result" /> </h:form> </h:body> </html>下載 Validation_Required.zip
將生成的WAR文件從目標(biāo)文件夾復(fù)制到Tomcat部署文件夾,并運(yùn)行Tomcat-Install-folder/bin/startup.bat。
Tomcat完成啟動后,在瀏覽器地址欄中鍵入以下URL。
http://localhost:8080/simple-webapp/demo.xhtml
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