课件课后练习代码-经典案例

JavaHibernateOne-to-Many关联映Many-to-One关联映基于Account实现joinfetch查基于Account实现级联添加和删新建项目

图- CREATETABLE NUMBER(9)CONSTRAINTACCOUNT_ID_PKPRIMARY NUMBER(9) REFERENCES NOTCONSTRAINTACCOUNT_LOGIN_NAME_UK VARCHAR2(30)NOT CONSTRAINTCHECK(STATUSIN(0,1,2)), DEFAULT NOT NOTCONSTRAINTACCOUNT_INCARD_NO CHAR(1)CONSTRAINTCHECK(GENDERIN(0,1)), VARCHAR2(15)NOT ALTERSESSIONSETNLS_DATE_FORMAT='yyyymmddINSERTINTO VALUES(1005,NULL,'taiji001','256528',1,'200803INSERTINTO VALUES(1010,NULL,'xl18z60','190613',1,'200901 INSERTINTO VALUES(1011,1010,'dgbf70','270429',1,'200903 INSERTINTO VALUES(1015,1005,'mjjzh64','041115',1,'201003 INSERTINTO VALUES(1018,1011,'jmdxj00','010322',1,'201101.INSERTINTO VALUES(1019,1011,'ljxj90','310346',1,'201202 INSERTINTO VALUES(1020,NULL,'kxhxd20','012115',1,'201202CREATETABLENUMBER(10)CONSTRAINTSERVICE_ID_PKPRIMARYNUMBER(9)CONSTRAINTREFERENCESACCOUNT(ID)NOTVARCHAR2(15)CONSTRAINTREFERENCESHOST(ID)NOTNULLNOTCONSTRAINTVARCHAR2(8)NOTCONSTRAINTCHECESTAFL(T packageimportimportjava.util.HashSet;importjava.util.Set;NUMBER(4)CONSTRAINTREFERENCESCOST(ID)NOTcreatesequencecreatesequence新建*Accountentity.@authorMyEclipsePersistence publicclassAccountimplementsjava.io.Serializable{//privateIntegerprivate privateStringprivateStringprivateStringprivateDateprivateDateprivateDateprivateStringprivateStringprivateDateprivateStringprivateStringprivate private privateStringprivateStringprivateStringprivateDateprivateStringlastLoginIp;//Propertypublic menderId()return public menderId)menderId publicIntegergetId()return}publicvoidsetId(Integerid)this.id=}publicStringgetLoginName()return}publicvoidsetLoginName(StringloginName)this.loginName=}publicStringgetLoginPasswd()return}publicvoidsetLoginPasswd(String{this.loginPasswd=}publicStringgetStatus()return}publicvoidsetStatus(Stringstatus)this.status=}publicDategetCreateDate()return}publicvoidsetCreateDate(DatecreateDate)this.createDate=}publicDategetPauseDate()return publicvoidsetPauseDate(Date{this.pauseDate=}publicDategetCloseDate()return}publicvoidsetCloseDate(Date{this.closeDate=}publicStringgetRealName()return}publicvoidsetRealName(String{this.realName=}publicStringgetIdcardNo()return}publicvoidsetIdcardNo(String{this.idcardNo=}publicDategetBirthdate()return}publicvoidsetBirthdate(Date{this.birthdate=}publicStringgetGender()return publicvoidsetGender(Stringgender)this.gender= publicStringgetOccupation()return publicvoidsetOccupation(Stringoccupation)this.occupation= publicString ephone()return publicvoid ephone) ephone publicString ()return publicvoid ) publicStringgetMailaddress()return publicvoidsetMailaddress(Stringmailaddress)this.mailaddress= publicStringgetZipcode()return publicvoidsetZipcode(Stringzipcode)this.zipcode= publicStringgetQq()return publicvoidsetQq(Stringqq)this.qq= publicDategetLastLoginTime()return publicvoidsetLastLoginTime(DatelastLoginTime)this.lastLoginTime= publicStringgetLastLoginIp()return publicvoidsetLastLoginIp(StringlastLoginIp)this.lastLoginIp= 新建package import*Serviceentity.@authorMyEclipsePersistencepublicclassServiceimplements{//privateIntegerprivateStringprivateIntegerprivateIntegerprivateStringprivateStringprivateStringprivateDateprivateDateprivateDatecloseDate;publicIntegergetId()return}publicvoidsetId(Integer{this.id=}publicIntegergetCostId()return}publicvoidcostId)this.costId=}publicStringgetUnixHost()return}publicvoidsetUnixHost(StringunixHost)this.unixHost= publicIntegergetAccountId()return publicvoidsetAccountId(IntegeraccountId)this.accountId= publicStringgetOsUsername()return publicvoidsetOsUsername(StringosUsername)this.osUsername= publicStringgetLoginPasswd()return publicvoidsetLoginPasswd(StringloginPasswd)this.loginPasswd= publicStringgetStatus()return publicvoidsetStatus(Stringstatus)this.status= publicDategetCreateDate()return publicvoidsetCreateDate(DatecreateDate)this.createDate= publicDategetPauseDate()return publicvoidsetPauseDate(DatepauseDate)this.pauseDate= publicDategetCloseDate()return}publicvoidsetCloseDate(DatecloseDate){this.closeDate=closeDate;}}新建<?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate- PUBLIC"-//Hibernate/Hibernate DTD <!- fileautogeneratedbyMyEclipsePersistence--<hibernate- <classname="ctoss.pojo.Account"table="ACCOUNT"<idname="id"<columnname="ID"precision="9"scale="0"<generator<param<property menderId"<column <propertyname="loginName"<columnname="LOGIN_NAME"length="30"not-null="true"<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="30"not-null="true"<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7"<propertyname="realName"<columnname="REAL_NAME"length="20"not-null="true"<propertyname="idcardNo"<columnname="IDCARD_NO"length="18"not-null="true"<propertyname="birthdate"<columnname="BIRTHDATE"length="7"<propertyname="gender"<columnname="GENDER"length="1"<propertyname="occupation"<columnname="OCCUPATION"length="50"<property ephone"<column EPHONE"length="15"not-null="true"<property "<column "length="50"<propertyname="mailaddress"<columnname="MAILADDRESS"length="50"<propertyname="zipcode"<columnname="ZIPCODE"length="6"<propertyname="qq"<columnname="QQ"length="15"<propertyname="lastLoginTime"<columnname="LAST_LOGIN_TIME"length="7"<propertyname="lastLoginIp"<columnname="LAST_LOGIN_IP"length="15">新建<?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate- PUBLIC"-//Hibernate/Hibernate DTD <!- fileautogeneratedbyMyEclipsePersistence--<hibernate- <classname="ctoss.pojo.Service"table="SERVICE"<idname="id"<columnname="ID"precision="10"scale="0"<generator<param<propertyname="unixHost"<columnname="UNIX_HOST"<propertyname="costId"<columnname="COST_ID"<propertyname="osUsername"<columnname="OS_USERNAME"length="8"not-null="true"<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="8"not-null="true"<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7"><?xmlversion='1.0'encoding='UTF-hibernate-configuration"-//Hibernate/HibernateConfigurationDTD3.0//EN"<!--GeneratedbyMyEclipseHibernate<hibernate---<session-<property<propertyname="connection.url"><property<property<!--将hibernate底层执行的sql<property<propertyresource="com/tarena/netctoss/pojo/Service.hbm.xml"resource="com/tarena/netctoss/pojo/Account.hbm.xml"</session-AccountaccAccount)session.get(Account.class,1);Queryquery=session.createQuery("fromServiceswheres.accountId=1");List<Item>list=query.list();提供的修改我们期望：当执行(Account)session.get(Account.class1);语句，取出Account后，在属性packageimportimportjava.util.HashSet;importjava.util.Set;*Accountentity.@authorMyEclipsePersistencepublicclassAccountimplementsjava.io.Serializable//privateIntegerprivate privateStringprivateStringprivateStringprivateDateprivateDateprivateDateprivateStringprivateStringprivateDateprivateStringprivateStringprivate private privateStringprivateStringprivateStringprivateDateprivateStringprivateSet<Service>services=newHashSet<Service>();//Propertypublic menderId()return }public menderId)menderId }publicSet<Service>getServices()return}publicvoidsetServices(Set<Service>services)this.services=}publicIntegergetId()return}publicvoidsetId(Integerid)this.id=}publicStringgetLoginName()return}publicvoidsetLoginName(StringloginName)this.loginName=}publicStringgetLoginPasswd()return}publicvoidsetLoginPasswd(String{this.loginPasswd=}publicStringgetStatus()return}publicvoidsetStatus(Stringstatus)this.status=}publicDategetCreateDate()return}publicvoidsetCreateDate(DatecreateDate)this.createDate= publicDategetPauseDate()return}publicvoidsetPauseDate(Date{this.pauseDate=}publicDategetCloseDate()return}publicvoidsetCloseDate(Date{this.closeDate=}publicStringgetRealName()return}publicvoidsetRealName(String{this.realName=}publicStringgetIdcardNo()return}publicvoidsetIdcardNo(String{this.idcardNo=}publicDategetBirthdate()return publicvoidsetBirthdate(Datebirthdate)this.birthdate= publicStringgetGender()return publicvoidsetGender(Stringgender)this.gender= publicStringgetOccupation()return publicvoidsetOccupation(Stringoccupation)this.occupation= publicString ephone()return publicvoid ephone) ephone publicString ()return publicvoid ) publicStringgetMailaddress()return publicvoidsetMailaddress(Stringmailaddress)this.mailaddress=}publicStringgetZipcode()return}publicvoidsetZipcode(String{this.zipcode=}publicStringgetQq()return}publicvoidsetQq(Stringqq)this.qq=}publicDategetLastLoginTime()return publicvoidsetLastLoginTime(DatelastLoginTime)this.lastLoginTime= publicStringgetLastLoginIp()return publicvoidsetLastLoginIp(StringlastLoginIp)this.lastLoginIp= <set<columnname="ACCOUNT_ID"<one-to-manyclass="ctoss.pojo.Service"/><?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate- PUBLIC"-//Hibernate/Hibernate DTD <!- fileautogeneratedbyMyEclipsePersistence--<hibernate- <classname="ctoss.pojo.Account"table="ACCOUNT"<idname="id"<columnname="ID"precision="9"scale="0"<generator<param<property menderId"<column <propertyname="loginName"<columnname="LOGIN_NAME"length="30"not-null="true"<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="30"not-null="true"<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7"<propertyname="realName"<columnname="REAL_NAME"length="20"not-null="true"<propertyname="idcardNo"<columnname="IDCARD_NO"length="18"not-null="true"<propertyname="birthdate"<columnname="BIRTHDATE"length="7"<propertyname="gender"<columnname="GENDER"length="1"<propertyname="occupation"<columnname="OCCUPATION"length="50"<property ephone"<column EPHONE"length="15"not-null="true"<property "<column "length="50"<propertyname="mailaddress"<columnname="MAILADDRESS"length="50"<propertyname="zipcode"<columnname="ZIPCODE"length="6"<propertyname="qq"<columnname="QQ"length="15"<propertyname="lastLoginTime"<columnname="LAST_LOGIN_TIME"length="7"<propertyname="lastLoginIp"<columnname="LAST_LOGIN_IP"length="15"<set<columnname="ACCOUNT_ID"<one-to-manyclass="ctoss.pojo.Service">新建packageimportimportorg.hibernate.SessionFactory;importorg.hibernate.cfg.Configuration;publicclassHibernateUtilprivatestaticSessionFactoryprivatestaticThreadLocal<Session>sessionLocal=newThreadLocal<Session>();Configurationconf=new//获取sf=}publicstaticvoidSessionsession=if(session!=null){}}}}publicstaticSessionSessionsession=sessionLocal.get();if(session==null){//新建一个session=sf.openSession();}ctoss.pojo.Service;ctoss.util.HibernateUtil;publicclassTestOneToMany*@parampublicstaticvoidmain(String[]{Sessionsession=Accountaccount=(Account)session.get(Account.class,System.out.println(account.getRealName()+"for(Services:}}account0_.IDasMENDER_IDaccount0_.LOGIN_NAMEasaccount0_.LOGIN_PASSWDasLOGIN4_1_0_,account0_.STATUSasSTATUS1_0_,account0_.CREATE_DATEasCREATE6_1_0_,account0_.PAUSE_DATEasPAUSE7_1_0_,account0_.CLOSE_DATEasaccount0_.REAL_NAMEasaccount0_.IDCARD_NOasIDCARD10_1_0_,account0_.BIRTHDATEasBIRTHDATE1_0_,account0_.GENDERasGENDER1_0_,account0_.OCCUPATIONasEPHONE account0_.MAILADDRESSasaccount0_.ZIPCODEasZIPCODE1_0_,account0_.QQasQQ1_0_,account0_.LAST_LOGIN_TIMEasaccount0_.LAST_LOGIN_IPasTASK.ACCOUNTservices0_.ACCOUNT_IDasservices0_.IDasservices0_.IDasservices0_.UNIX_HOSTasservices0_.COST_IDasservices0_.ACCOUNT_IDasservices0_.OS_USERNAMEasservices0_.LOGIN_PASSWDasservices0_.STATUSasservices0_.CREATE_DATEasservices0_.PAUSE_DATEasservices0_.CLOSE_DATEasTASK.SERVICEeCREATETABLENUMBER(9)CONSTRAINTACCOUNT_ID_PKPRIMARYNUMBER(9)REFERENCESNOTCONSTRAINTACCOUNT_LOGIN_NAME_UKVARCHAR2(30)NOT CONSTRAINTCHECK(STATUSIN(0,1,2)), DEFAULT NOT NOTCONSTRAINTACCOUNT_INCARD_NO CHAR(1)CONSTRAINTCHECK(GENDERIN(0,1)), VARCHAR2(15)NOT ALTERSESSIONSETNLS_DATE_FORMAT='yyyymmddINSERTINTO VALUES(1005,NULL,'taiji001','256528',1,'200803INSERTINTO VALUES(1010,NULL,'xl18z60','190613',1,'200901 INSERTINTO VALUES(1011,1010,'dgbf70','270429',1,'200903 INSERTINTO VALUES(1015,1005,'mjjzh64','041115',1,'201003 INSERTINTO 01INSERTINTOVALUES(1019,1011,'ljxj90','310346',1,'201202'INSERTINTOVALUES(1020,NULL,'kxhxd20','012115',1,'201202CREATETABLENUMBER(10)CONSTRAINTSERVICE_ID_PKPRIMARYNUMBER(9)CONSTRAINTREFERENCESACCOUNT(ID)NOTVARCHAR2(15)CONSTRAINTREFERENCESHOST(ID)NOTNULLNOTCONSTRAINTVARCHAR2(8)NOTCONSTRAINTCHECESTAFL(TNUMBER(4)CONSTRAINTREFERENCESCOST(ID)NOTINSERTINTOSERVICEVALUESINSERTINTOSERVICEVALUESpackageimportimportjava.util.HashSet;importjava.util.Set;publicclassAccountimplementsjava.io.Serializable//privateIntegerprivatecreatesequencecreatesequence*Accountentity.@authorPersistenceprivateStringprivateStringprivateStringprivateDateprivateDateprivateDateprivateStringprivateStringprivateDateprivateStringprivateStringprivate private privateStringprivateStringprivateStringprivateDateprivateStringprivateSet<Service>services=newHashSet<Service>();//Propertypublic menderId()return public menderId)menderId publicSet<Service>getServices()return publicvoidsetServices(Set<Service>services)this.services= publicIntegergetId()return publicvoidsetId(Integerid)this.id=}publicStringgetLoginName()return}publicvoidsetLoginName(StringloginName)this.loginName=}publicStringgetLoginPasswd()return}publicvoidsetLoginPasswd(String{this.loginPasswd=}publicStringgetStatus()return}publicvoidsetStatus(Stringstatus)this.status=}publicDategetCreateDate()return}publicvoidsetCreateDate(DatecreateDate)this.createDate=}publicDategetPauseDate()return}publicvoidsetPauseDate(Date{this.pauseDate=}publicDategetCloseDate()return}publicvoidsetCloseDate(Date{this.closeDate=}publicStringgetRealName()return}publicvoidsetRealName(String{this.realName=}publicStringgetIdcardNo()return}publicvoidsetIdcardNo(String{this.idcardNo=}publicDategetBirthdate()return}publicvoidsetBirthdate(Datebirthdate)this.birthdate= publicStringgetGender()return publicvoidsetGender(Stringgender)this.gender= publicStringgetOccupation()return publicvoidsetOccupation(Stringoccupation)this.occupation= publicString ephone()return publicvoid ephone) ephone publicString ()return publicvoid ) publicStringgetMailaddress()return}publicvoidsetMailaddress(Stringmailaddress)this.mailaddress= publicStringgetZipcode()return publicvoidsetZipcode(Stringzipcode)this.zipcode= publicStringgetQq()return publicvoidsetQq(Stringqq)this.qq= publicDategetLastLoginTime()return publicvoidsetLastLoginTime(DatelastLoginTime)this.lastLoginTime= publicStringgetLastLoginIp()return publicvoidsetLastLoginIp(StringlastLoginIp)this.lastLoginIp= package import*Serviceentity.@authorMyEclipsePersistencepublicclassServiceimplementsjava.io.Serializable{//privateIntegerprivateStringprivateIntegerprivateIntegerprivateStringprivateStringprivateStringprivateDateprivateDateprivateDatecloseDate;publicIntegergetId()return publicvoidsetId(Integerid)this.id= publicIntegergetCostId()return publicvoidsetCostId(IntegercostId)this.costId= publicStringgetUnixHost()return}publicvoidsetUnixHost(StringunixHost)this.unixHost=}publicIntegergetAccountId()return}publicvoidsetAccountId(IntegeraccountId)this.accountId=}publicStringgetOsUsername()return}publicvoidsetOsUsername(StringosUsername)this.osUsername=}publicStringgetLoginPasswd()return}publicvoidsetLoginPasswd(String{this.loginPasswd=}publicStringgetStatus()return}publicvoidsetStatus(Stringstatus)this.status=}publicDategetCreateDate()return}publicvoidsetCreateDate(DatecreateDate)this.createDate=}publicDategetPauseDate() return publicvoidsetPauseDate(DatepauseDate)this.pauseDate=}publicDategetCloseDate(){returncloseDate;}publicvoidsetCloseDate(DatecloseDate){this.closeDate=closeDate;}}<?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate- PUBLIC"-//Hibernate/Hibernate DTD <!- fileautogeneratedbyMyEclipsePersistence--<hibernate- <classname="ctoss.pojo.Account"table="ACCOUNT"<idname="id"<columnname="ID"precision="9"scale="0"<generator<param<property menderId"<column <propertyname="loginName"<columnname="LOGIN_NAME"length="30"not-null="true"<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="30"not-null="true"<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7"<propertyname="realName"<columnname="REAL_NAME"length="20"not-null="true"<propertyname="idcardNo"<columnname="IDCARD_NO"length="18"not-null="true"<propertyname="birthdate"<columnname="BIRTHDATE"length="7"<propertyname="gender"<columnname="GENDER"length="1"<propertyname="occupation"<columnname="OCCUPATION"length="50"<property ephone"<column EPHONE"length="15"not-null="true"<property "<column "length="50"<propertyname="mailaddress"<columnname="MAILADDRESS"length="50"<propertyname="zipcode"<columnname="ZIPCODE"length="6"<propertyname="qq"<columnname="QQ"length="15"<propertyname="lastLoginTime"<columnname="LAST_LOGIN_TIME"length="7"<propertyname="lastLoginIp"<columnname="LAST_LOGIN_IP"length="15"<set<columnname="ACCOUNT_ID"<one-to-manyclass="ctoss.pojo.Service"><?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate-"<!-PUBLIC"-//Hibernate/HibernateDTDfileautogeneratedbyMyEclipsePersistence--<hibernate-><classname="ctoss.pojo.Service"table="SERVICE"<idname="id"<columnname="ID"precision="10"scale="0"<generator<param<propertyname="unixHost"<column<propertyname="costId"<columnname="COST_ID"<propertyname="osUsername"<columnname="OS_USERNAME"length="8"not-null="true"<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="8"not-<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7"><?xmlversion='1.0'encoding='UTF-<!DOCTYPEhibernate-configuration"-//Hibernate/HibernateConfigurationDTD3.0//EN"<!--GeneratedbyMyEclipseHibernate<hibernate---<session-<propertyname="dialect"><property<property<property<property<!--将hibernate底层执行的sql<property<property resource="com/tarena/netctoss/pojo/Service.hbm.xml" resource="com/tarena/netctoss/pojo/Account.hbm.xml"</session-packageimportimportorg.hibernate.SessionFactory;importorg.hibernate.cfg.Configuration;publicclassHibernateUtilprivatestaticSessionFactoryprivatestaticThreadLocal<Session>sessionLocal=newThreadLocal<Session>();Configurationconf=new//获取sf=}}publicstaticvoidSessionsession=if(session!=null){}}}publicstaticSessionSessionsession=sessionLocal.get();if(session==null){//新建一个session=sf.openSession();}ctoss.pojo.Service;ctoss.util.HibernateUtil;publicclassTestOneToMany*@parampublicstaticvoidmain(String[]args)Sessionsession=Accountaccount=(Account)session.get(Account.class,System.out.println(account.getRealName()+""+account.getIdcardNo()for(Services:account.getServices()){System.out.println(s.getId()+"}}}packageimport*Serviceentity.@authorMyEclipsePersistencepublicclassServiceimplementsjava.io.Serializable//privateprivateprivateIntegerStringunixHost;IntegercostId; privateIntegerprivateAccountprivateStringprivateStringprivateStringprivateDateprivateDateprivateDatecloseDate;publicIntegergetId()return publicvoidsetId(Integerid)this.id= publicIntegergetCostId()return publicvoidsetCostId(IntegercostId)this.costId= publicStringgetUnixHost()return publicvoidsetUnixHost(StringunixHost)this.unixHost= publicAccountgetAccount()return publicvoidsetAccount(Accountaccount)this.account= publicIntegergetAccountId() return publicvoidsetAccountId(IntegeraccountId)this.accountId= publicStringgetOsUsername()return publicvoidsetOsUsername(StringosUsername)this.osUsername= publicStringgetLoginPasswd()return publicvoidsetLoginPasswd(StringloginPasswd)this.loginPasswd= publicStringgetStatus()return publicvoidsetStatus(Stringstatus)this.status= publicDategetCreateDate()return publicvoidsetCreateDate(DatecreateDate)this.createDate= publicDategetPauseDate()return publicvoidsetPauseDate(DatepauseDate)this.pauseDate= publicDategetCloseDate()return publicvoidsetCloseDate(DatecloseDate)this.closeDate= <many-to-onename="account"</many-to-<?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate- PUBLIC"-//Hibernate/Hibernate DTD <!- fileautogeneratedbyMyEclipsePersistence--<hibernate- <classname="ctoss.pojo.Service"table="SERVICE"<idname="id"<columnname="ID"precision="10"scale="0"<generator<param<propertyname="unixHost"<columnname="UNIX_HOST"<propertyname="costId"<columnname="COST_ID"<many-to-onename="account"</many-to-<propertyname="osUsername"<columnname="OS_USERNAME"length="8"not-null="true"<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="8"not-null="true"<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7">ctoss.pojo.Service;ctoss.util.HibernateUtil;publicclassTestManyToOne*@parampublicstaticvoidmain(String[]{Sessionsession=Serviceservice=(Service)session.get(Service.class,2002);System.out.println(service.getId()+"System.out.println(service.getAccount().getId()+"}}service0_.IDasservice0_.UNIX_HOSTasservice0_.COST_IDasservice0_.ACCOUNT_IDasservice0_.OS_USERNAMEasservice0_.LOGIN_PASSWDasservice0_.STATUSasservice0_.CREATE_DATEasservice0_.PAUSE_DATEasservice0_.CLOSE_DATEasTASK.SERVICE2002account0_.IDasMENDER_ID account0_.LOGIN_NAMEasaccount0_.LOGIN_PASSWDasaccount0_.STATUSasaccount0_.CREATE_DATEasaccount0_.PAUSE_DATEasaccount0_.CLOSE_DATEasaccount0_.REAL_NAMEasaccount0_.IDCARD_NOasaccount0_.BIRTHDATEasaccount0_.GENDERasaccount0_.OCCUPATIONas EPHONE account0_.MAILADDRESSasaccount0_.ZIPCODEasZIPCODE1_0_,account0_.QQasQQ1_0_,account0_.LAST_LOGIN_TIMEasLAST19_1_0_,account0_.LAST_LOGIN_IPasLAST20_1_0_TASK.ACCOUNTaccount0_1011packageimport*Serviceentity.@authorMyEclipsePersistencepublicclassServiceimplementsjava.io.SerializableprivateDateprivateDatepauseDate;privateDate//privateIntegerprivateStringprvtIeectd;privateAccountprivateStringprivateStringprivateStringpublicIntegergetId()return publicvoidsetId(Integerid)this.id= publicIntegergetCostId()return publicvoidsetCostId(IntegercostId)this.costId= publicStringgetUnixHost()return}publicvoidsetUnixHost(String{this.unixHost=}publicAccountgetAccount()return}publicvoidsetAccount(Accountaccount)this.account=}publicIntegergetAccountId()return}publicvoidsetAccountId(Integer{this.accountId=}publicStringgetOsUsername()return publicvoidsetOsUsername(StringosUsername)this.osUsername= publicStringgetLoginPasswd()return publicvoidsetLoginPasswd(StringloginPasswd)this.loginPasswd= publicStringgetStatus()return publicvoidsetStatus(Stringstatus)this.status= publicDategetCreateDate()return publicvoidsetCreateDate(DatecreateDate)this.createDate=}publicDategetPauseDate()return}publicvoidsetPauseDate(Date{this.pauseDate=}publicDategetCloseDate()return}publicvoidsetCloseDate(Date{this.closeDate=}}<?xmlversion="1.0"encoding="utf-<!DOCTYPEhibernate-PUBLIC"-//Hibernate/HibernateDTD"<!-MapfileautogeneratedbyMyEclipsePersistence--<classname="ctoss.pojo.Service"<idname="id"<columnname="ID"precision="10"scale="0"<generator<param<propertyname="unixHost"<columnname="UNIX_HOST"<propertyname="costId"<columnname="COST_ID"<many-to-onename="account"</many-to-<propertyname="osUsername"<columnname="OS_USERNAME"length="8"not-<propertyname="loginPasswd"<columnname="LOGIN_PASSWD"length="8"not-<propertyname="status"<columnname="STATUS"length="1"<propertyname="createDate"<columnname="CREATE_DATE"length="7"<propertyname="pauseDate"<columnname="PAUSE_DATE"length="7"<propertyname="closeDate"<columnname="CLOSE_DATE"length="7">packageimportimportimportpublicclassTestManyToOne*@parampublicstaticvoidmain(String[]{Sessionsession=Serviceservice=(Service)session.get(Service.class,2002);System.out.println(service.getId()+""+service.getOsUsername());System.out.println(service.getAccount().getId()+"}基于Account实现joinfetch在“Many-to-One关联映射”案例的基础上，完成当前案例。当前案例测试joinfetch查询在//Stringhql="fromServicesjoinfetchs.accountwhereStringhql="fromServiceswhe