{"id":534,"date":"2012-09-14T19:39:01","date_gmt":"2012-09-14T11:39:01","guid":{"rendered":"http:\/\/blog.amjet.cc\/IT\/?p=534"},"modified":"2014-10-23T10:15:43","modified_gmt":"2014-10-23T02:15:43","slug":"dwr-%e6%95%b4%e5%90%88%e7%ad%86%e8%a8%98","status":"publish","type":"post","link":"https:\/\/blog.amjet.biz\/IT\/?p=534","title":{"rendered":"DWR \u6574\u5408\u7b46\u8a18"},"content":{"rendered":"

\u9996\u5148\u00a0\u4e0b\u8f09 jar \u6a94<\/a>\uff0c\u653e\u5230 web application \u7684 lib \u76ee\u9304\u3002\u63a5\u8457\u4fee\u6539\u4ee5\u4e0b\u8a2d\u5b9a\u6a94\u3002
\nweb.xml<\/strong><\/p>\n

<servlet>
\n<servlet-name>dwr-invoker<\/servlet-name>
\n<servlet-class>org.directwebremoting.servlet.DwrServlet<\/servlet-class>
\n<init-param>
\n<param-name>debug<\/param-name>
\n<param-value>true<\/param-value>
\n<\/init-param>
\n<\/servlet><\/p>\n

<servlet-mapping>
\n<servlet-name>dwr-invoker<\/servlet-name>
\n<url-pattern>\/dwr\/*<\/url-pattern>
\n<\/servlet-mapping>
\ndwr.xml<\/strong><\/p>\n

<?xml version=”1.0″ encoding=”UTF-8″?>
\n<!DOCTYPE dwr PUBLIC “-\/\/GetAhead Limited\/\/DTD Direct Web Remoting 2.0\/\/EN” “http:\/\/getahead.org\/dwr\/dwr20.dtd”><\/p>\n

<dwr><\/p>\n

<allow><\/p>\n

<create creator=”new” javascript=”myDWRclass”>
\n<param name=”class” value=”com.amjet.myDWRclass”\/>
\n<\/create><\/p>\n

<\/allow><\/p>\n

<\/dwr><\/p>\n

myDWRclass.java<\/strong><\/p>\n

\u8981\u6709\u4e00\u500b method update \u63a5\u6536 javascript \u50b3\u4f86\u7684 form \u8f38\u5165\u8cc7\u6599\uff0c\u5c0d java \u800c\u8a00\u662f\u6536\u5230\u4e00\u500b key\/value map\uff0cmethod \u56de\u50b3\u503c\u6703\u653e\u5230 callback function \u7684 argument\u3002
\nJavascript \u50b3 form \u8f38\u5165\u8cc7\u6599\u7d66 java \u4e26\u63a5\u6536\u56de\u50b3\u503c<\/strong><\/p>\n

myDWRclass.update(dwr.util.getValues(“myform”), {
\ncallback: function(error_code) {
\nif ( error_code >= 0 ) {
\nalert(“\u5132\u5b58\u6210\u529f!”);
\n} else {
\nalert(“\u5132\u5b58\u5931\u6557!”);
\n}
\n}
\n});<\/p>\n

 <\/p>\n

[ratings]<\/p>\n","protected":false},"excerpt":{"rendered":"

\u9996\u5148\u00a0\u4e0b\u8f09 jar \u6a94\uff0c\u653e\u5230 web application \u7684 lib \u76ee\u9304\u3002\u63a5\u8457\u4fee\u6539\u4ee5\u4e0b\u8a2d\u5b9a\u6a94\u3002 web.xml <servlet> <servlet-name>dwr-invoker<\/servlet-name> <servlet-class>org.directwebremoting.servlet.DwrServlet<\/servlet-class> <init-param> <param-name>debug<\/param-name> <param-value>true<\/param-value> <\/init-param> <\/servlet> <servlet-mapping> <servlet-name>dwr-invoker<\/servlet-name> <url-pattern>\/dwr\/*<\/url-pattern> <\/servlet-mapping> dwr.xml <?xml version=”1.0″ encoding=”UTF-8″?> <!DOCTYPE dwr PUBLIC “-\/\/GetAhead Limited\/\/DTD Direct Web Remoting 2.0\/\/EN” “http:\/\/getahead.org\/dwr\/dwr20.dtd”> <dwr> <allow> <create creator=”new” javascript=”myDWRclass”> <param name=”class” value=”com.amjet.myDWRclass”\/> <\/create> <\/allow> <\/dwr> myDWRclass.java \u8981\u6709\u4e00\u500b method update \u63a5\u6536 javascript \u50b3\u4f86\u7684 form \u8f38\u5165\u8cc7\u6599\uff0c\u5c0d […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[124],"class_list":["post-534","post","type-post","status-publish","format-standard","hentry","category-java","tag-dwr"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t