我正在使用带有 JPA 和 Oracle 数据库的 Spring 4 和 Hibernate 5，我检查了所有代码，只有一个实体和一个名为 LANGUE 的表，由于此错误，我的项目仍然拒绝编译，有人可以帮我吗……，
applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:faces="http://www.springframework.org/schema/faces"
xmlns:int-security="http://www.springframework.org/schema/integration/security"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:sec="http://www.springframework.org/schema/security"
xsi:schemaLocation="http://www.springframework.org/schema/integration/security http://www.springframework.org/schema/integration/security/spring-integration-security-2.0.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security-3.0.xsd
http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/faces http://www.springframework.org/schema/faces/spring-faces-2.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<context:component-scan base-package="com.collecteJ.crud" />
<context:component-scan base-package="com.collecteJ.crud.entities" />
<context:component-scan base-package="com.collecteJ.crud.test.entities" />
<context:component-scan base-package="com.collecteJ.crud.dao"/>
<context:component-scan base-package="com.collecteJ.crud.test.dao" />
<context:component-scan base-package="com.collecteJ.crud.service"/>
<context:component-scan base-package="com.collecteJ.crud.test.service"/>
<context:component-scan base-package="com.collecteJ.crud.test"/>
<context:component-scan base-package="com.collecteJ.business.compte"/>
<context:component-scan base-package="com.collecteJ.business.compte.impl" />
<context:component-scan base-package="com.collecteJ.business.service"/>
<context:component-scan base-package="com.collecteJ.business.service.impl" />
<context:component-scan base-package="com.collecteJ.business.test" />
<aop:config proxy-target-class="true"/>
<bean
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="location">
<value> database.properties</value>
</property>
</bean>
<bean id="pooledDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close" >
<property name="driverClass" value="${jdbc.driverClassName}" />
<property name="jdbcUrl" value="${jdbc.url}"/>
<property name="user" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
<property name="acquireIncrement" value="1"/>
<property name="maxPoolSize" value="10" />
<property name="maxStatements" value="0" />
<property name="minPoolSize" value="5" />
</bean>
<bean id="JDBCDataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource" >
<property name="driverClassName" value="${jdbc.driverClassName}"/>
<property name="url" value="${jdbc.url}"/>
<property name="username" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
</bean>
<bean id="entityManagerFactory"
class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<property name="jpaVendorAdapter">
<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter" >
<property name="generateDdl" value="true" />
<property name="showSql" value="true"/>
</bean>
</property>
<property name="loadTimeWeaver">
<bean class="org.springframework.instrument.classloading.InstrumentationLoadTimeWeaver" />
</property>
<property name="dataSource" ref="pooledDataSource" />
<property name="persistenceUnitName" value="collecteJCrudSpringPU"/>
</bean>
<bean name="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory" />
</bean>
<tx:annotation-driven />
<bean class="org.springframework.orm.jpa.support.PersistenceAnnotationBeanPostProcessor" />
<bean class="org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor" />
</beans>
persitence.xml
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.1" xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
<persistence-unit name="collecteJCrudSpringPU" transaction-type="RESOURCE_LOCAL">
<provider>org.hibernate.ejb.HibernatePersistence</provider>
<class>com.collecteJ.crud.entities.Account</class>
<class>com.collecteJ.crud.entities.Agence</class>
<class>com.collecteJ.crud.entities.Collecte</class>
<class>com.collecteJ.crud.entities.Collecteur</class>
<class>com.collecteJ.crud.entities.CollecteurCompte</class>
<class>com.collecteJ.crud.entities.Compte</class>
<class>com.collecteJ.crud.entities.Comptecollecte</class>
<class>com.collecteJ.crud.entities.Devise</class>
<class>com.collecteJ.crud.entities.EtatCivil</class>
<class>com.collecteJ.crud.entities.Role</class>
<class>com.collecteJ.crud.entities.TypeTransaction</class>
<class>com.collecteJ.crud.entities.Utilisateur</class>
<class>com.collecteJ.crud.test.entities.Testtable</class>
</persistence-unit>
</persistence>
堆栈跟踪
run:
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
log4j:WARN No appenders could be found for logger (org.jboss.logging).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in URL [file:/C:/Users/hpcc/Documents/GoldTelecom/NetBeansProjects/collecteJCrud/build/classes/com/collecteJ/crud/config/applicationContext.xml]: Invocation of init method failed; nested exception is javax.persistence.PersistenceException: [PersistenceUnit: collecteJCrudSpringPU] Unable to build Hibernate SessionFactory
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1578)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1054)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:829)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:538)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)
at com.collecteJ.crud.main.MainTest2.main(MainTest2.java:32)
Caused by: javax.persistence.PersistenceException: [PersistenceUnit: collecteJCrudSpringPU] Unable to build Hibernate SessionFactory
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.persistenceException(EntityManagerFactoryBuilderImpl.java:954)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:882)
at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:60)
at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:343)
at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:318)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1637)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1574)
... 12 more
Caused by: org.hibernate.tool.schema.extract.spi.SchemaExtractionException: More than one table found in namespace (, ) : LANGUE
at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.processGetTableResults(InformationExtractorJdbcDatabaseMetaDataImpl.java:381)
at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.getTable(InformationExtractorJdbcDatabaseMetaDataImpl.java:279)
at org.hibernate.tool.schema.extract.internal.DatabaseInformationImpl.getTableInformation(DatabaseInformationImpl.java:105)
at org.hibernate.tool.schema.internal.SchemaMigratorImpl.doMigrationToTargets(SchemaMigratorImpl.java:162)
at org.hibernate.tool.schema.internal.SchemaMigratorImpl.doMigration(SchemaMigratorImpl.java:60)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:133)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:101)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:470)
at org.hibernate.boot.internal.SessionFactoryBuilderImpl.build(SessionFactoryBuilderImpl.java:444)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:879)
... 17 more
Java Result: 1
BUILD SUCCESSFUL (total time: 14 seconds)
语言.java
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
包 com.collecteJ.crud.entities;
import java.io.Serializable;
import java.math.BigInteger;
import java.util.Date;
import javax.persistence.Basic;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
/**
*
* @author Cyrille benito
*/
@Entity
@Table(name = "LANGUE")
@NamedQueries({
@NamedQuery(name = "Langue.findAll", query = "SELECT l FROM Langue l"),
@NamedQuery(name = "Langue.findByCodeLangue", query = "SELECT l FROM Langue l WHERE l.codeLangue = :codeLangue"),
@NamedQuery(name = "Langue.findByReference", query = "SELECT l FROM Langue l WHERE l.reference = :reference"),
@NamedQuery(name = "Langue.findByLibelle", query = "SELECT l FROM Langue l WHERE l.libelle = :libelle"),
@NamedQuery(name = "Langue.findByFormatDateCourte", query = "SELECT l FROM Langue l WHERE l.formatDateCourte = :formatDateCourte"),
@NamedQuery(name = "Langue.findByFormatDateLongue", query = "SELECT l FROM Langue l WHERE l.formatDateLongue = :formatDateLongue"),
@NamedQuery(name = "Langue.findByFormatHeure", query = "SELECT l FROM Langue l WHERE l.formatHeure = :formatHeure"),
@NamedQuery(name = "Langue.findByFormatNumerique", query = "SELECT l FROM Langue l WHERE l.formatNumerique = :formatNumerique"),
@NamedQuery(name = "Langue.findByTaillePartieDecimale", query = "SELECT l FROM Langue l WHERE l.taillePartieDecimale = :taillePartieDecimale"),
@NamedQuery(name = "Langue.findBySeparateurMillier", query = "SELECT l FROM Langue l WHERE l.separateurMillier = :separateurMillier"),
@NamedQuery(name = "Langue.findBySeparateurPartieDecimale", query = "SELECT l FROM Langue l WHERE l.separateurPartieDecimale = :separateurPartieDecimale"),
@NamedQuery(name = "Langue.findByUtilisateuridModif", query = "SELECT l FROM Langue l WHERE l.utilisateuridModif = :utilisateuridModif"),
@NamedQuery(name = "Langue.findByUtilisateuridCrea", query = "SELECT l FROM Langue l WHERE l.utilisateuridCrea = :utilisateuridCrea"),
@NamedQuery(name = "Langue.findByDateCreation", query = "SELECT l FROM Langue l WHERE l.dateCreation = :dateCreation"),
@NamedQuery(name = "Langue.findByDateModification", query = "SELECT l FROM Langue l WHERE l.dateModification = :dateModification")})
public class Langue implements Serializable {
private static final long serialVersionUID = 1L;
@Id
@Basic(optional = false)
@Column(name = "CODE_LANGUE")
private String codeLangue;
@Basic(optional = false)
@Column(name = "REFERENCE")
private String reference;
@Basic(optional = false)
@Column(name = "LIBELLE")
private String libelle;
@Column(name = "FORMAT_DATE_COURTE")
private String formatDateCourte;
@Column(name = "FORMAT_DATE_LONGUE")
private String formatDateLongue;
@Column(name = "FORMAT_HEURE")
private String formatHeure;
@Column(name = "FORMAT_NUMERIQUE")
private String formatNumerique;
@Column(name = "TAILLE_PARTIE_DECIMALE")
private BigInteger taillePartieDecimale;
@Column(name = "SEPARATEUR_MILLIER")
private String separateurMillier;
@Column(name = "SEPARATEUR_PARTIE_DECIMALE")
private String separateurPartieDecimale;
@Column(name = "UTILISATEURID_MODIF")
private BigInteger utilisateuridModif;
@Column(name = "UTILISATEURID_CREA")
private BigInteger utilisateuridCrea;
@Column(name = "DATE_CREATION")
@Temporal(TemporalType.DATE)
private Date dateCreation;
@Column(name = "DATE_MODIFICATION")
@Temporal(TemporalType.DATE)
private Date dateModification;
public Langue() {
}
public Langue(String codeLangue) {
this.codeLangue = codeLangue;
}
public Langue(String codeLangue, String reference, String libelle) {
this.codeLangue = codeLangue;
this.reference = reference;
this.libelle = libelle;
}
public String getCodeLangue() {
return codeLangue;
}
public void setCodeLangue(String codeLangue) {
this.codeLangue = codeLangue;
}
public String getReference() {
return reference;
}
public void setReference(String reference) {
this.reference = reference;
}
public String getLibelle() {
return libelle;
}
public void setLibelle(String libelle) {
this.libelle = libelle;
}
public String getFormatDateCourte() {
return formatDateCourte;
}
public void setFormatDateCourte(String formatDateCourte) {
this.formatDateCourte = formatDateCourte;
}
public String getFormatDateLongue() {
return formatDateLongue;
}
public void setFormatDateLongue(String formatDateLongue) {
this.formatDateLongue = formatDateLongue;
}
public String getFormatHeure() {
return formatHeure;
}
public void setFormatHeure(String formatHeure) {
this.formatHeure = formatHeure;
}
public String getFormatNumerique() {
return formatNumerique;
}
public void setFormatNumerique(String formatNumerique) {
this.formatNumerique = formatNumerique;
}
public BigInteger getTaillePartieDecimale() {
return taillePartieDecimale;
}
public void setTaillePartieDecimale(BigInteger taillePartieDecimale) {
this.taillePartieDecimale = taillePartieDecimale;
}
public String getSeparateurMillier() {
return separateurMillier;
}
public void setSeparateurMillier(String separateurMillier) {
this.separateurMillier = separateurMillier;
}
public String getSeparateurPartieDecimale() {
return separateurPartieDecimale;
}
public void setSeparateurPartieDecimale(String separateurPartieDecimale) {
this.separateurPartieDecimale = separateurPartieDecimale;
}
public BigInteger getUtilisateuridModif() {
return utilisateuridModif;
}
public void setUtilisateuridModif(BigInteger utilisateuridModif) {
this.utilisateuridModif = utilisateuridModif;
}
public BigInteger getUtilisateuridCrea() {
return utilisateuridCrea;
}
public void setUtilisateuridCrea(BigInteger utilisateuridCrea) {
this.utilisateuridCrea = utilisateuridCrea;
}
public Date getDateCreation() {
return dateCreation;
}
public void setDateCreation(Date dateCreation) {
this.dateCreation = dateCreation;
}
public Date getDateModification() {
return dateModification;
}
public void setDateModification(Date dateModification) {
this.dateModification = dateModification;
}
@Override
public int hashCode() {
int hash = 0;
hash += (codeLangue != null ? codeLangue.hashCode() : 0);
return hash;
}
@Override
public boolean equals(Object object) {
// TODO: Warning - this method won't work in the case the id fields are not set
if (!(object instanceof Langue)) {
return false;
}
Langue other = (Langue) object;
if ((this.codeLangue == null && other.codeLangue != null) || (this.codeLangue != null && !this.codeLangue.equals(other.codeLangue))) {
return false;
}
return true;
}
@Override
public String toString() {
return "com.collecteJ.crud.entities.Langue[ codeLangue=" + codeLangue + " ]";
}
}
最佳答案
尝试换线
<property name="generateDdl" value="true" />
至:
<property name="generateDdl" value="false" />
关于spring - 在命名空间 (,) 中发现多个表 - 使用 Spring、Hibernate 和 JPA，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/40633596/