筆試題與面試題ssh框架

1、ssh20091125三 下午 Spring,hibernate,struts 的面試筆試題（配置文并1.ssh20091125三 下午 Spring,hibernate,struts 的面試筆試題（配置文并1.2. HibernateJDBCORM3. hibernateJava4. hibernate2 Hibernate1. Hibernate2：a)實(shí)體對(duì)象 b)集合2. Hibernate3當(dāng) Hibernate 在查詢數(shù)據(jù)的時(shí)候，數(shù)據(jù)并沒(méi)有存在與內(nèi)存中，當(dāng)程序真正對(duì)數(shù)3Hibernatemany-to-one、one-to-many、many-to-many4HibernateHi

2、bernatec)5 HibernateSql、Criteria,objectcomptosition 12345Hibernatec)5 HibernateSql、Criteria,objectcomptosition 123451.Bag,7StrutsStruts？StrutswebActionServlet,ActionServletstruts-config.xmlActionServlet-(1)ActionForm-(3)validate()-(4)ActionFormvalidate()nullActionMessageActuibErrors-(5)ActionServlet

3、Action,如果相應(yīng)的 ActionActionexecute()把客戶請(qǐng)求轉(zhuǎn)發(fā)給 ActionForwardJSP-(7)ActionForwardJSP一個(gè)把這些技術(shù)組織起來(lái)的規(guī)則，這就是框架，StrutsAction,如果相應(yīng)的 ActionActionexecute()把客戶請(qǐng)求轉(zhuǎn)發(fā)給 ActionForwardJSP-(7)ActionForwardJSP一個(gè)把這些技術(shù)組織起來(lái)的規(guī)則，這就是框架，StrutsStruts38 Strutsvalidate9StrutsMVCwebActionServler。用戶提交表ActionForm ActionServlerStruts-co

4、nfig.xmlActionFormValidate（）驗(yàn)證后選擇將請(qǐng)求發(fā)送到Actionexecute（）方法。Execute（）ActionFormActionForwardActionServletActionForwardjsp，ActionForwardjsp 生成動(dòng) 態(tài)的網(wǎng)頁(yè)，返回給客戶。10 spring4.ControllerM 5.DispathcherViewResolver6.AOPAOP（）IOC對(duì)象。正如單詞 倒置 所表明的，IOC 就像反 過(guò)來(lái)的 JNDI、單元素（singleton）和直接構(gòu)造Spring即使一個(gè)AOP框架，也是一IOC容器。 Spring 最好的

5、地方是它有助于IOC對(duì)象。正如單詞 倒置 所表明的，IOC 就像反 過(guò)來(lái)的 JNDI、單元素（singleton）和直接構(gòu)造Spring即使一個(gè)AOP框架，也是一IOC容器。 Spring 最好的地方是它有助于SpringJavaBean（協(xié)不會(huì)涉及到2級(jí)緩存以及hibernate.cfg.xml.并把.hbm.xmlHbmBinderHbmBinderPersistentClass, Collection,FactoryCollection22 根據(jù).hbm.xml propertytype3 ValueSimpleValueTableColumnsCollectioncollectionT

6、ableCollectionelementkeyCollectionTableCollectionownerComponentToOneproperties的實(shí)體名,columns,(columns4FactoryConfigurationClassesCollections,EntityPersisterFactoryEnityPersistenterkeyEntityName, 5 SingleTableEntityPersister(UnionSubclassEntityPersister(6Collectioncrudinsert,update,delete,recreateInver

7、sefalseInverse=true,CollectionelementCollection)CollectionPersister75 SingleTableEntityPersister(UnionSubclassEntityPersister(6Collectioncrudinsert,update,delete,recreateInversefalseInverse=true,CollectionelementCollection)CollectionPersister7(ManyToOneType,OneToOneType),nullSafeGet(Value.getType()E

8、ntityType,CollectionType,resolveResultSetTypenullSafeSetCollectionType 沒(méi)有實(shí)現(xiàn) nullSafeSet,通過(guò)保存時(shí)的 Cascade 或者 CollectionPersister,將 Collection 的 ElementsetType,UserTypecrudsql,DynamicInsert, DynamicUpdate,sqlDAS8SSefulPersistenceContextImplImplentitycollection.EntitiesByKey key=EntityKey, value=entity.

9、(EntityKey=id+EntityPersister+EntityModeentityMode) entityEntries key=entity, value=EntityEntry.EntityEntryDELETED,MANAGEDkey=CollectionKey, value=PersistentCollection KeyCollection.value.getType.nullSafeGet()得到的 collectionEntries SefulPersistenceContextsave,update,deletemit()EntityEntryDELETED,MANA

10、GEDkey=CollectionKey, value=PersistentCollection KeyCollection.value.getType.nullSafeGet()得到的 collectionEntries SefulPersistenceContextsave,update,deletemit().flush(),9CascadeCascadeStyle.doCascade( CascadingAction)cascade,并且當(dāng)要保存的對(duì)象有外鍵, Criteria apiCriteriaentityapiwhereSelect,orderCriteriaQueryTran

11、slatorCriteria QueryParameters,CriteriaJoinWalkerCriteriasql,然后insert,update,deleteactionActionQueue,ActionQueue.flush()executeActions(insertions);executeActions(updates);executeAction s(collectionRemovals);executeActions(collectionUpdates);executeA ctions( collectionCreations );executeActions( dele

12、tions );entitynameset/get property DAS 是在hibernate 基礎(chǔ)之上實(shí)現(xiàn)了DataObject 的持久化,支持DataObject 象之間的關(guān)聯(lián),延遲加載,級(jí)聯(lián),控制反轉(zhuǎn),不支持 DataObject 的繼1.DataObject,set/get DataObjectSDOEntityTuplizerSDOEntityTuplizerbuildInstantiatorSDOEntityInstantiatorSDO2ponentInstantiator象之間的關(guān)聯(lián),延遲加載,級(jí)聯(lián),控制反轉(zhuǎn),不支持 DataObject 的繼1.DataObject,set/get DataObjectSDOEntityTuplizerSDOEntityTuplizerbuildInstantiatorSDOEntityInstantiatorSDO2ponentInstantiatorsorHibernateSettersorgetGettergetSettersorDASGetterGetter，DASSetterSetter4type,blob,clobBlobFileType:blobblob byteClobFileType:c