jsp Struts2的初始化和類的創建(1/2)

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<span style="font-weight: normal"> public xmlconfigurationprovider() {
        this("xwork.xml", true);
}</span>

<span style="font-weight: normal">public class strutsxmlconfigurationprovider
   extends xmlconfigurationprovider {
 public strutsxmlconfigurationprovider(boolean errorifmissing)
 {
        this("struts.xml", errorifmissing, null);
    }
…… </span>

//filterdispatch.init():

<span style="font-weight: normal">public void init(filterconfig filterconfig)
throws servletexception {
        try {
            this.filterconfig = filterconfig;
            initlogging();
            dispatcher = createdispatcher(filterconfig);
            dispatcher.init();////初始化dispatcher.
            dispatcher.getcontainer().inject(this);
            staticresourceloader.sethostconfig(new filterhostconfig(filterconfig));
        } finally {
            actioncontext.setcontext(null);
        }
    } </span>
 
 // dispatch.init():
 <span style="font-weight: normal">//這裡是加載配置文件， 真正初始化struts2的action實例還沒開始，
public void init() {
     if (configurationmanager == null) {
      configurationmanager =
new configurationmanager(beanselectionprovider.default_bean_name);
     }
     init_defaultproperties(); // [1]
        init_traditionalxmlconfigurations(); // [2]
        init_legacystrutsproperties(); // [3]
        init_customconfigurationproviders(); // [5]
        init_filterinitparameters() ; // [6]
        init_aliasstandardobjects() ; // [7]
        container container = init_preloadconfiguration();
        container.inject(this);
        init_checkconfigurationreloading(container);
        init_checkweblogicworkaround(container);
        if (!dispatcherlisteners.isempty()) {
            for (dispatcherlistener l : dispatcherlisteners) {
                l.dispatcherinitialized(this);
            }
        }
    } </span> 1 2