spring源代碼解析：springacegi框架授權的實現(xiàn)

1、我們從 FilterSecurityInterceptor我們從入手看看怎樣進行授權的：Java 代碼1.etAttribute(FILTER_APPLIED)!=null)2.&& observeOncePerRequest)3.oFilter(),();4. else5.etAttribute(FILTER_APPLIED,;6.7.oFilter(),();8.finally9.(token,null);10.11.12.我們看看在 AbstractSecurityInterceptor是怎樣對 HTTP請求作安全檢測的：Java 代碼1.protectedInterce

2、ptorStatusTokenbeforeInvocation(Objectobject)2.(object,"Objectwasnull");3.4.if(!getSecureObjectClass().isAssignableFrom()5.thrownewIllegalArgumentException("Securityinvocationattemptedforobject"6.+().getName()7.+"butAbstractSecurityInterceptoronlyconfiguredtosupportsecureobj

3、ectsof type:"8.+getSecureObjectClass();9.10.etAttributes(object);11.12.if(attr=null)13.if(rejectPublicInvocations)14.thrownewIllegalArgumentException(15."NopublicinvocationsareallowedviathisAbstractSecurityInterceptor."16.+"Thisindicatesaconfigurationerrorbecausethe"17.+&quo

4、t;propertyissetto'true'");18.19.20.if()21.("Publicobject-authenticationnotattempted");22.23.24.publishEvent(newPublicInvocationEvent(object);25.26.returnnull;etAuthentication()=null)27.credentialsNotFound("",28."AnAuthenticationobjectwasnotfoundintheSecurityCont

5、ext"),object,attr);29.30.31.etAuthentication().isAuthenticated()|alwaysReauthenticate)32.tryetAuthentication();33.catch(AuthenticationExceptionauthenticationException)34.throwauthenticationException;35.36.37.etAuthentication(authenticated);38. elseetAuthentication();39.40.if()41.("PreviouslyAuthenticated:"+();5.etAuthentication(runAs);46.terator();2.int deny =0;3.ength;i+)4.if ().equals()i.getAuthority()5.return ACCESS_GRANTED;.10.11.returnresult;12.上面就是對整個授權過程的一個分析， 從 FilterSecurityInterceptor攔截 Http請求入手，然后讀取對資源的安全配置以后，把這些信息交由 A