In today's Internet environment where the concept of Web 2.0 is overwhelmingAjaxIntegration is indispensable for a successful web framework. Therefore,Struts 2One of the important features (feature) is "first-class Ajax support-add interactivity and flexibility with Ajax tags that look and feel just like standard struts tags: first-class Ajax support-adding interactivity and flexibility through Ajax signatures, and using these Ajax signatures is as simple as a common struts logo )".
Implementation Principle
Based on the principle of no re-invent wheels,Struts 2Instead of developing a new Ajax framework, we use the popular Ajax frameworks-dojo and DWR-on the Java EE platform.
Recently, with the selfless dedication of musachy Barroso and other comrades, we developed the struts 2 JSON plug-in (plugin), which greatly facilitates the output of JSON results ).
Full text: http://www.javah.net/Struts/20070614/2849.html