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  • Jquery中文网 南粤风采36选7开奖公告 www.77402m.com
    Jquery中文网 >  脚本编程  >  java  >  正文 害怕别人乱输数据吗?提高你的数据校验功能-AJAX输入校验(8)

    福建体彩31选7走势图:害怕别人乱输数据吗?提高你的数据校验功能-AJAX输入校验(8)

    发布时间:2018-11-20   编辑:南粤风采36选7开奖公告 www.77402m.com
    jquery中文网为您提供害怕别人乱输数据吗?提高你的数据校验功能-AJAX输入校验(8)等资源,欢迎您收藏本站,我们将为您提供最新的害怕别人乱输数据吗?提高你的数据校验功能-AJAX输入校验(8)资源
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    <h2 style="MARGIN: 24pt 0cm 18pt 5.25pt"><v:group id="_x0000_s1026" style="MARGIN-TOP: 20.4pt; Z-INDEX: -10; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 291.95pt; POSITION: absolute; HEIGHT: 25.5pt; TEXT-ALIGN: left" coordsize="5839,510" coordorigin="1191,3162"><v:rect id="_x0000_s1027" style="LEFT: 1191px; WIDTH: 5839px; POSITION: absolute; TOP: 3162px; HEIGHT: 510px" strokeweight=".25pt" stroked="f"><v:fill type="gradient" angle="-90" color2="silver"></v:fill><v:textbox inset="0,0,0,0"></v:textbox></v:rect><v:line id="_x0000_s1028" style="POSITION: absolute" strokeweight=".5pt" strokecolor="white" to="7030,3228" from="1191,3228"></v:line><v:line id="_x0000_s1029" style="POSITION: absolute" strokeweight=".5pt" strokecolor="white" to="7030,3600" from="1191,3600"></v:line></v:group><span lang="EN-US">7.4<span style="mso-spacerun: yes">  </span>AJAX</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">输入校验</span><span lang="EN-US"><o:p></o:p></span></h2>

    南粤风采36选7开奖公告 www.77402m.com <span lang="EN-US">Struts 2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">框架在使用客户端校验的时候,由于需要转换为</span><span lang="EN-US">JavaScript</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">脚本,所以并不是所有服务器端的校验规则均能转换为客户端校验,而</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">校验则可以使用所有的服务器端校验规则。</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">是一种新兴的技术,主要特点是可以异步处理用户请求,例如,用户在填写一个表单的时候,当填写完一个文本框后,该文本框失去焦点的同时,会异步地完成同服务器的交互,提示校验信息,而不是所有表单填写完后单击“提交”按钮时显示校验信息。</span><span lang="EN-US"><o:p></o:p></span>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">在这里笔者简单演示一个示例,让读者体验</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">的特点,关于</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">的详细内容,读者可以参考本书后面的介绍。</span><span lang="EN-US"><o:p></o:p></span>

    <h3 style="MARGIN: 14.4pt 0cm 9.6pt 5.25pt"><v:roundrect id="_x0000_s1030" style="MARGIN-TOP: 10.95pt; Z-INDEX: -9; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 140.7pt; POSITION: absolute; HEIGHT: 21.25pt; TEXT-ALIGN: left" strokeweight=".25pt" stroked="f" fillcolor="#d9d9d9" arcsize="28219f"><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span lang="EN-US" style="BACKGROUND: white; mso-no-proof: yes"><st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">7.4.1</st1:chsdate></span><span lang="EN-US"><span style="mso-spacerun: yes">  </span></span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">配置</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">环境</span><span lang="EN-US"> <o:p></o:p></span></h3>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">下面笔者按照建立顺序,引导读者配置</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">环境。</span><span lang="EN-US"><o:p></o:p></span>


    <h4 style="MARGIN: 9.6pt 0cm 3.6pt"><span lang="EN-US">1</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">.安装</span><span lang="EN-US">dwr-1.1-beta-3.jar</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件</span><span lang="EN-US"><o:p></o:p></span></h4>

    <span lang="EN-US">Struts 2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">框架要整合</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">,需要一个</span><span lang="EN-US">JAR</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">文件,读者可以在</span><span lang="EN-US">Struts 2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">的</span><span lang="EN-US">struts2-showcase-<st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">2.0.11</st1:chsdate></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">应用示例中找到,在该示例中</span><span lang="EN-US">lib</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">目录下有一个</span><span lang="EN-US">dwr-1.1-beta-3.jar</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">文件,将该文件复制到当前</span><span lang="EN-US">Web</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">应用的</span><span lang="EN-US">WEB-INFlib</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">目录下。</span><span lang="EN-US"><o:p></o:p></span>

    <v:roundrect id="_x0000_s1031" style="MARGIN-TOP: 27.9pt; Z-INDEX: -8; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 418.1pt; POSITION: absolute; HEIGHT: 40.25pt; TEXT-ALIGN: left" strokeweight="3pt" strokecolor="#969696" arcsize="9217f"><v:fill type="gradient" angle="-90" color2="silver"></v:fill><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span style="FONT-SIZE: 11pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''; mso-ansi-language: EN-GB">★</span><span style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"> </span><span style="FONT-SIZE: 11pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">注意</span><span style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"> </span><span style="FONT-SIZE: 11pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''; mso-ansi-language: EN-GB">★</span><span lang="EN-US" style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span>

    <span lang="EN-US">struts2-showcase-<st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">2.0.11</st1:chsdate></span><span style="FONT-FAMILY: 方正楷体简体; mso-ascii-font-family: ''Times New Roman''">为一个</span><span lang="EN-US">war</span><span style="FONT-FAMILY: 方正楷体简体; mso-ascii-font-family: ''Times New Roman''">压缩文件,读者可以解压该文件来获得</span><span lang="EN-US">dwr-1.1- beta-3.jar</span><span style="FONT-FAMILY: 方正楷体简体; mso-ascii-font-family: ''Times New Roman''">。</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><o:p> </o:p></span>


    <h4 style="PAGE-BREAK-BEFORE: always; MARGIN: 9.6pt 0cm 3.6pt"><span lang="EN-US">2</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">.</span><span lang="EN-US">dwr.xml</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件</span><span lang="EN-US"><o:p></o:p></span></h4>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">建立一个</span><span lang="EN-US">dwr.xml</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">配置文件,该文件保存在同</span><span lang="EN-US">web.xml</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">相同的目录下,在该文件中加入如下内容:</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><?xml version="1.0" encoding="UTF-8"?><o:p></o:p></span>

    <span lang="EN-US"><!DOCTYPE dwr PUBLIC <o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>"-//GetAhead Limited//DTD Direct Web Remoting 1.0//EN" <o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>"//www.getahead.ltd.uk/dwr/dwr10.dtd"><o:p></o:p></span>

    <span lang="EN-US"><dwr><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span><allow><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span><create creator="new" javascript="validator"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">            </span><param name="class" value="org.apache.struts2.validators.DWRValidator"/><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span></create><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span><convert converter="bean" match="com.opensymphony.xwork2.ValidationAware Support"/><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span></allow><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span><signatures><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span><![CDATA[<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>import java.util.Map;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>import org.apache.struts2.validators.DWRValidator;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>DWRValidator.doPost(String, String, Map<String, String>);<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>]]><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span></signatures><o:p></o:p></span>

    <span lang="EN-US"></dwr><o:p></o:p></span>

    <v:roundrect id="_x0000_s1032" style="MARGIN-TOP: 27.9pt; Z-INDEX: -7; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 418.1pt; POSITION: absolute; HEIGHT: 23.8pt; TEXT-ALIGN: left" strokeweight="3pt" strokecolor="#969696" arcsize="9217f"><v:fill type="gradient" angle="-90" color2="silver"></v:fill><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span style="FONT-SIZE: 11pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">★</span><span style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"> </span><span style="FONT-SIZE: 11pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">说明</span><span style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"> </span><span style="FONT-SIZE: 11pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">★</span><span lang="EN-US" style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span>

    <span style="FONT-FAMILY: 方正楷体简体; mso-ascii-font-family: ''Times New Roman''">该文件内容为固定格式。</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US" style="mso-bidi-font-size: 12.0pt"><o:p> </o:p></span>


    <h4 style="MARGIN: 9.6pt 0cm 3.6pt"><span lang="EN-US">3</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">.</span><span lang="EN-US">web.xml</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件</span><span lang="EN-US"><o:p></o:p></span></h4>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">在</span><span lang="EN-US">web.xml</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">文件中加入相关配置内容,修改后的内容如代码</span><span lang="EN-US">7.20</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">所示。</span><span lang="EN-US"><o:p></o:p></span>


    <span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">代码</span><span lang="EN-US">7.20<span style="mso-spacerun: yes">  </span></span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">加入</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">配置的</span><span lang="EN-US">web.xml<o:p></o:p></span>

    <span lang="EN-US"><?xml version="1.0" encoding="UTF-8"?><o:p></o:p></span>

    <span lang="EN-US"><web-app id="WebApp_9" version="2.4"<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>xmlns="//java.sun.com/xml/ns/j2ee"<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>xmlns:xsi="//www.w3.org/2001/XMLSchema-instance"<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>xsi:schemaLocation="//java.sun.com/xml/ns/j2ee //java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><display-name>Struts Blank</display-name><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><!--</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">配置</span><span lang="EN-US">Struts 2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">的核心</span><span lang="EN-US">filter--><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><filter><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><filter-name>struts2</filter-name><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><!--</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">配置</span><span lang="EN-US">Struts 2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">的核心实现类</span><span lang="EN-US">--><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><filter-class><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span>org.apache.struts2.dispatcher.FilterDispatcher<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span></filter-class><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></filter><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><filter-mapping><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><!--</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">拦截所有的</span><span lang="EN-US">URL</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">请求</span><span lang="EN-US">--><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><filter-name>struts2</filter-name><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><url-pattern>/*</url-pattern><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></filter-mapping><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><!--</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">配置欢迎界面</span><span lang="EN-US">--><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><!-- </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">配置</span><span lang="EN-US">Struts2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">的核心</span><span lang="EN-US">Servlet --><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><servlet><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><servlet-name>dwr</servlet-name><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><!-- </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">指定</span><span lang="EN-US">Servlet</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">的实现类</span><span lang="EN-US"> --><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><servlet-class>uk.ltd.getahead.dwr.DWRServlet</servlet-class><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><!-- </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">指定处于开发阶段</span><span lang="EN-US"> --><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><init-param><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><param-name>debug</param-name><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><param-value>true</param-value><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span></init-param><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></servlet><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><!-- </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">指定</span><span lang="EN-US">DWR</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">的核心</span><span lang="EN-US">Servlet</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">拦截的</span><span lang="EN-US">URL --><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><servlet-mapping><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><servlet-name>dwr</servlet-name><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><url-pattern>/dwr/*</url-pattern><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></servlet-mapping><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><welcome-file-list><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><welcome-file>index.html</welcome-file><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></welcome-file-list><o:p></o:p></span>

    <span lang="EN-US"></web-app><o:p></o:p></span>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">至此,一个简单的</span><span lang="EN-US">AJAX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">环境便搭建完成了。</span><span lang="EN-US"><o:p></o:p></span>

    <h3 style="MARGIN: 14.4pt 0cm 9.6pt 5.25pt"><v:roundrect id="_x0000_s1033" style="MARGIN-TOP: 10.95pt; Z-INDEX: -6; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 139.95pt; POSITION: absolute; HEIGHT: 21.25pt; TEXT-ALIGN: left" strokeweight=".25pt" stroked="f" fillcolor="#d9d9d9" arcsize="28219f"><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span lang="EN-US" style="BACKGROUND: white; mso-no-proof: yes"><st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">7.4.2</st1:chsdate></span><span lang="EN-US"><span style="mso-spacerun: yes">  </span></span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">建立业务控制器</span><span lang="EN-US"> <o:p></o:p></span></h3>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">建立一个简单的业务控制器实现类,如代码</span><span lang="EN-US">7.21</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">所示。</span><span lang="EN-US"><o:p></o:p></span>


    <span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">代码</span><span lang="EN-US">7.21<span style="mso-spacerun: yes">  </span>AJAX</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">校验示例的业务控制器</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US">package ch7;<o:p></o:p></span>

    <span lang="EN-US">import java.util.Date;<o:p></o:p></span>

    <span lang="EN-US">import com.opensymphony.xwork2.ActionSupport;<o:p></o:p></span>

    <span lang="EN-US">public class Reg_ajax_Action extends ActionSupport {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>private String name;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>private int age;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>private Date birthday;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>//</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">属性的</span><span lang="EN-US">getter</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">和</span><span lang="EN-US">setter</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">方法</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes"> </span>public String getName() {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>return name;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>}<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>public void setName(String name) {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>this.name = name;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>}<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>public int getAge() {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span><span style="mso-spacerun: yes">    </span>return age;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>}<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>public void setAge(int age) {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">        </span>this.age = age;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-spacerun: yes">    </span>}<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>public Date getBirthday() {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span>return birthday;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>}<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>public void setBirthday(Date birthday) {<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span>this.birthday = birthday;<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>}<o:p></o:p></span>

    <span lang="EN-US">}<o:p></o:p></span>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">该</span><span lang="EN-US">Action</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">非常简单,只是定义了</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">个相应的属性。在配置文件中加入如下内容:</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><action name="Reg_ajax_Action" class="ch7.Reg_ajax_Action"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><result name="input">/ch7/reg-ajax.jsp</result><o:p></o:p></span>

    <span lang="EN-US"></action><o:p></o:p></span>

    <h3 style="MARGIN: 14.4pt 0cm 9.6pt 5.25pt"><v:roundrect id="_x0000_s1034" style="MARGIN-TOP: 10.95pt; Z-INDEX: -5; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 153.45pt; POSITION: absolute; HEIGHT: 21.25pt; TEXT-ALIGN: left" strokeweight=".25pt" stroked="f" fillcolor="#d9d9d9" arcsize="28219f"><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span lang="EN-US" style="BACKGROUND: white; mso-no-proof: yes"><st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">7.4.3</st1:chsdate></span><span lang="EN-US"><span style="mso-spacerun: yes">  </span></span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">建立校验规则文件</span><span lang="EN-US"> <o:p></o:p></span></h3>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">建立一个</span><span lang="EN-US">Reg_ajax_Action-validation.xml</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">校验规则文件,如代码</span><span lang="EN-US">7.22</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">所示。</span><span lang="EN-US"><o:p></o:p></span>


    <span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">代码</span><span lang="EN-US">7.22<span style="mso-spacerun: yes">  </span>AJAX</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">校验示例的校验规则文件</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><!DOCTYPE validators PUBLIC "-//OpenSymphony Group//XWork Validator <st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">1.0.2</st1:chsdate>//EN" "//www.opensymphony.com/xwork/xwork-validator-1.0.2.dtd"><o:p></o:p></span>

    <span lang="EN-US"><!--<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span>Add the following DOCTYPE declaration as first line of your XXX-validation.xml file:<o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><!DOCTYPE validators PUBLIC "-//OpenSymphony Group//XWork Validator <st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">1.0.2</st1:chsdate>//EN" <o:p></o:p></span>

    <span lang="EN-US">"//www.opensymphony.com/xwork/xwork-validator-<st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">1.0.2</st1:chsdate>.dtd"><o:p></o:p></span>

    <span lang="EN-US">--><o:p></o:p></span>

    <span lang="EN-US"><validators><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><field name="name"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><field-validator type="requiredstring"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><message></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">用户名不能为空!</span><span lang="EN-US"></message><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span></field-validator><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></field><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><field name="age"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><field-validator type="int"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><param name="min">13</param><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><param name="max">19</param><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><message></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">年龄必须在</span><span lang="EN-US">13</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">至</span><span lang="EN-US">19</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">岁之间</span><span lang="EN-US"></message><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span></field-validator><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></field><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span><field name="birthday"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><!--</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">定义类型为</span><span lang="EN-US">date--><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span><field-validator type="date"><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><!--</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">校验生日有效时间段</span><span lang="EN-US">--><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><param name="min"><st1:chsdate w:st="on" year="1990" month="1" day="1" islunardate="False" isrocdate="False">1990-01-01</st1:chsdate></param><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><param name="max"><st1:chsdate w:st="on" year="2006" month="1" day="1" islunardate="False" isrocdate="False">2006-01-01</st1:chsdate></param><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 3">            </span><message></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">生日必须在</span><span lang="EN-US">${min}</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">至</span><span lang="EN-US">${max}</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Courier New''; mso-hansi-font-family: ''Courier New''">之间</span><span lang="EN-US"></message><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 2">        </span></field-validator><o:p></o:p></span>

    <span lang="EN-US"><span style="mso-tab-count: 1">    </span></field><o:p></o:p></span>

    <span lang="EN-US"></validators><o:p></o:p></span>

    <v:roundrect id="_x0000_s1035" style="MARGIN-TOP: 27.9pt; Z-INDEX: -4; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 418.1pt; POSITION: absolute; HEIGHT: 23.7pt; TEXT-ALIGN: left" strokeweight="3pt" strokecolor="#969696" arcsize="9217f"><v:fill type="gradient" angle="-90" color2="silver"></v:fill><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span style="FONT-SIZE: 11pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">★</span><span style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"> </span><span style="FONT-SIZE: 11pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">说明</span><span style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"> </span><span style="FONT-SIZE: 11pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">★</span><span lang="EN-US" style="FONT-SIZE: 11pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></span>

    <span style="FONT-FAMILY: 方正楷体简体; mso-ascii-font-family: ''Times New Roman''">该校验规则文件也是一个标准的校验规则文件。</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><o:p> </o:p></span>

    <h3 style="MARGIN: 14.4pt 0cm 9.6pt 5.25pt"><v:roundrect id="_x0000_s1036" style="MARGIN-TOP: 10.95pt; Z-INDEX: -3; LEFT: 0px; MARGIN-LEFT: 0px; WIDTH: 132.45pt; POSITION: absolute; HEIGHT: 21.25pt; TEXT-ALIGN: left" strokeweight=".25pt" stroked="f" fillcolor="#d9d9d9" arcsize="28219f"><v:textbox inset="0,0,0,0"></v:textbox></v:roundrect><span lang="EN-US" style="BACKGROUND: white; mso-no-proof: yes"><st1:chsdate w:st="on" year="1899" month="12" day="30" islunardate="False" isrocdate="False">7.4.4</st1:chsdate></span><span lang="EN-US"><span style="mso-spacerun: yes">  </span></span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">建立</span><span lang="EN-US">JSP</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">视图</span><span lang="EN-US"> <o:p></o:p></span></h3>

    <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">建立一个</span><span lang="EN-US">reg-ajax.jsp</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">视图文件,如代码</span><span lang="EN-US">7.23</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">所示。</span><span lang="EN-US"><o:p></o:p></span>


    <span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">代码</span><span lang="EN-US">7.23<span style="mso-spacerun: yes">  </span>AJAX</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">校验示例的</span><span lang="EN-US">JSP</span><span style="FONT-FAMILY: 黑体; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">视图</span><span lang="EN-US"><o:p></o:p></span>

    <span lang="EN-US"><%@ page contentType="text/html;charset=UTF-8" language="java" %><o:p></o:p></span>

    <span lang="EN-US"><%@ taglib prefix="s" uri="/struts-tags" %><o:p></o:p></span>

    <span lang="EN-US"><!-- START SNIPPET: ajaxValidation --><o:p></o:p></span>

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