Question

我正在开发Spring Hibernate应用程序。我试图使用session.saveOrUpdate方法更新表。但它不是第一次工作。从第二次尝试，我能够更新数据库中的数据。在第一次没有例外。一切都是正确的。

config.xml中

    <?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:beans="http://www.springframework.org/schema/beans"
    xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
    xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">

    <!-- This bean configuration only for your local tomcat deployment -->
   <beans:bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
            destroy-method="close">
            <beans:property name="driverClassName" value="${db.driverClassName}" />
            <beans:property name="url" value="${db.url}" />
            <beans:property name="username" value="${db.username}" />
            <beans:property name="password" value="${db.password}" />
      </beans:bean>  

    <!-- weblogic server Jndi configuration for LYRA DB Datasource -->
    <!--  <beans:bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
        <beans:property name="jndiName" value="jdbc/lyraDB" />
    </beans:bean>  --> 

    <!-- Hibernate 4 SessionFactory Bean definition -->
    <beans:bean id="hibernate4AnnotatedSessionFactory"
        class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
        <beans:property name="dataSource" ref="dataSource" />
        <beans:property name="annotatedClasses">
            <beans:list>                    
        <beans:value>com.orange.lyra.web.model.AdminGestionProfiles</beans:value>
                <beans:value>com.orange.lyra.web.model.BuzonesPermisions</beans:value>
            </beans:list>
        </beans:property>
        <beans:property name="hibernateProperties">
            <beans:props>
                <beans:prop key="hibernate.dialect">org.hibernate.dialect.Oracle10gDialect
                </beans:prop>
                <beans:prop key="hibernate.show_sql">true</beans:prop>
            </beans:props>
        </beans:property>
    </beans:bean>

    <beans:bean id="scoreCardDao" class="com.orange.lyra.web.dao.impl.ScoreCardDaoImpl">
        <beans:property name="sessionFactory"
            ref="hibernate4AnnotatedSessionFactory" />
    </beans:bean>
    <beans:bean id="administracionDao" class="com.orange.lyra.web.dao.impl.AdminControllerDaoImpl">
        <beans:property name="sessionFactory"
            ref="hibernate4AnnotatedSessionFactory" />
    </beans:bean>
    <tx:annotation-driven transaction-manager="transactionManager" />

    <beans:bean id="transactionManager"
        class="org.springframework.orm.hibernate4.HibernateTransactionManager">
        <beans:property name="sessionFactory"
            ref="hibernate4AnnotatedSessionFactory" />
    </beans:bean>
</beans:beans>

Modal Bean类

package com.orange.lyra.web.model;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name = "LYRA_ADMIN_GESTION_PROFILE")
public class AdminGestionProfiles {


    @Id
    @GeneratedValue(strategy = GenerationType.TABLE)

    @Column(name = "ID")
    private String Id;

    @Column(name = "PROFILE_ID")
    private String profileIds;

    @Column(name = "BUZONE_ID")
    private String buzoneIds;

    @Column(name = "PERMISOS_ID")
    private String permisosIds;

    @Column(name = "STATUS")
    private String statusCheck;

    public String getProfileIds() {
        return profileIds;
    }

    public void setProfileIds(String profileIds) {
        this.profileIds = profileIds;
    }

    public String getBuzoneIds() {
        return buzoneIds;
    }

    public void setBuzoneIds(String buzoneIds) {
        this.buzoneIds = buzoneIds;
    }

    public String getPermisosIds() {
        return permisosIds;
    }

    public void setPermisosIds(String permisosIds) {
        this.permisosIds = permisosIds;
    }

    public String getStatusCheck() {
        return statusCheck;
    }

    public void setStatusCheck(String statusCheck) {
        this.statusCheck = statusCheck;
    }



}

ServiceImpl类

@Override
@Transactional
public String updatePermisosStatusByAdmin(String profileId, String buzoneID, String[] permisosIdList) {

    List<AdminGestionProfiles> adminList = administracionDao.getAdminisotable(profileId,buzoneID);
    for(int j =0;j<permisosIdList.length;j++)
    {           
        for (AdminGestionProfiles adminGestionProfiles : adminList) {

            if(permisosIdList[j].toString().equals(adminGestionProfiles.getPermisosIds())){
                adminGestionProfiles.setStatusCheck("1");
            }
        }
    }

    String message = administracionDao.updatePermisosStatusByAdmin(adminList);
    return message;
}

DaoImpl类

    public class AdminControllerDaoImpl implements AdminControllerDao{

 private static final Logger LOGGER = Logger .getLogger(AdminControllerDaoImpl.class);

        /** The session factory. */
        private SessionFactory sessionFactory;

        /**
         * Sets the session factory.
         * @param sf
         * the new session factory
         */
        public void setSessionFactory(SessionFactory sf) {
            this.sessionFactory = sf;
        }

        @Override
        public String updatePermisosStatusByAdmin(List<AdminGestionProfiles> adminList) {           LOGGER.debug("AdminControllerDaoImpl::updatePermisosStatusByAdmin::start");
                    try{
                        Session session = this.sessionFactory.getCurrentSession();
                        for (AdminGestionProfiles adminGestionProfiles : adminList) {
                            session.saveOrUpdate(adminGestionProfiles);

                        }
                    }catch(HibernateException error){
                        String err = error.getMessage();
                        LOGGER.debug("Hibernate Exception throw in updatePermisosStatusByAdmin mehthod ::" +err);
                    }
                    LOGGER.debug("AdminControllerDaoImpl::updatePermisosStatusByAdmin::End");
                    return "El proceso se ha realizado correctamente";
            }
    }

Answer 1

您正在从数据库中检索管理员并更新某些值，只需调用“update（）”而不是“saveOrUpdate（）”，您就知道该数据库中已存在该记录。

如果这不能解决您的问题，请发布例外。

PS：很抱歉直接发帖和回答，但我还不能评论：）

saveOrupdate正在hibernate中进行第二次尝试而不是第一次

1 个答案: