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hibernate 报错,帮忙看看。才开始学hibernate解决办法

热度:105   发布时间:2016-04-22 01:23:02.0
hibernate 报错,帮忙看看。才开始学hibernate
五月 28, 2012 3:15:27 下午 org.hibernate.annotations.common.Version <clinit>
INFO: HCANN000001: Hibernate Commons Annotations {4.0.1.Final}
五月 28, 2012 3:15:27 下午 org.hibernate.Version logVersion
INFO: HHH000412: Hibernate Core {4.1.3.Final}
五月 28, 2012 3:15:27 下午 org.hibernate.cfg.Environment <clinit>
INFO: HHH000206: hibernate.properties not found
五月 28, 2012 3:15:27 下午 org.hibernate.cfg.Environment buildBytecodeProvider
INFO: HHH000021: Bytecode provider name : javassist
五月 28, 2012 3:15:27 下午 org.hibernate.cfg.Configuration configure
INFO: HHH000043: Configuring from resource: /hibernate.cfg.xml
五月 28, 2012 3:15:27 下午 org.hibernate.cfg.Configuration getConfigurationInputStream
INFO: HHH000040: Configuration resource: /hibernate.cfg.xml
五月 28, 2012 3:15:27 下午 org.hibernate.cfg.Configuration addResource
INFO: HHH000221: Reading mappings from resource: pxl/hibernate/User.hbm.xml
五月 28, 2012 3:15:27 下午 org.hibernate.cfg.Configuration doConfigure
INFO: HHH000041: Configured SessionFactory: null
五月 28, 2012 3:15:27 下午 org.hibernate.dialect.Dialect <init>
INFO: HHH000400: Using dialect: org.hibernate.dialect.MySQLDialect
五月 28, 2012 3:15:27 下午 org.hibernate.id.UUIDHexGenerator <init>
WARN: HHH000409: Using org.hibernate.id.UUIDHexGenerator which does not generate IETF RFC 4122 compliant UUID values; consider using org.hibernate.id.UUIDGenerator instead
五月 28, 2012 3:15:27 下午 org.hibernate.tool.hbm2ddl.SchemaExport execute
INFO: HHH000227: Running hbm2ddl schema export
五月 28, 2012 3:15:27 下午 org.hibernate.service.jdbc.connections.internal.DriverManagerConnectionProviderImpl configure
INFO: HHH000402: Using Hibernate built-in connection pool (not for production use!)
五月 28, 2012 3:15:27 下午 org.hibernate.tool.hbm2ddl.SchemaExport execute
ERROR: HHH000231: Schema export unsuccessful
org.hibernate.service.classloading.spi.ClassLoadingException: Specified JDBC Driver class not found
at org.hibernate.service.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:107)
at org.hibernate.service.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:75)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:159)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:131)
at org.hibernate.tool.hbm2ddl.ManagedProviderConnectionHelper.prepare(ManagedProviderConnectionHelper.java:55)
at org.hibernate.tool.hbm2ddl.DatabaseExporter.<init>(DatabaseExporter.java:52)
at org.hibernate.tool.hbm2ddl.SchemaExport.execute(SchemaExport.java:367)
at org.hibernate.tool.hbm2ddl.SchemaExport.create(SchemaExport.java:304)
at org.hibernate.tool.hbm2ddl.SchemaExport.create(SchemaExport.java:293)
at pxl.hibernate.ExportDB.main(ExportDB.java:13)
Caused by: org.hibernate.service.classloading.spi.ClassLoadingException: Unable to load class []
at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:141)
at org.hibernate.service.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:104)
... 9 more
Caused by: java.lang.ClassNotFoundException: 
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:138)
... 10 more

五月 28, 2012 3:15:27 下午 org.hibernate.tool.hbm2ddl.SchemaExport execute
INFO: HHH000230: Schema export complete


------解决方案--------------------
Caused by: java.lang.ClassNotFoundException:
at java.lang.Class.forName0(Native Method)
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