无法创建请求的服务[org.hibernate.engine.jdbc.env.spi

Question

我有一个问题：连接到mySql。有没有人知道如何解决这个问题？我想加密我的数据库密码。

我已经加密了密码。我的代码正在解密。我希望不是。

你能帮助我吗 ：（

安慰：

2906 [main] INFO  

org.hibernate.engine.jdbc.connections.internal.ConnectionProviderInitiator  - 

HHH000130: Instantiating explicit connection provider: 

mypack.EncryptedPasswordC3P0ConnectionProvider

Exception in thread "main" org.hibernate.service.spi.ServiceException: Unable 

to create requested service 

[org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]

at org.hibernate.service.internal.AbstractServiceRegistryImpl

.createService(AbstractServiceRegistryImpl.java:275)

at org.hibernate.service.internal.AbstractServiceRegistryImpl

.initializeService(AbstractServiceRegistryImpl.java:237)

at org.hibernate.service.internal.AbstractServiceRegistryImpl

.getService(AbstractServiceRegistryImpl.java:214)

at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory

.injectServices(DefaultIdentifierGeneratorFactory.java:152)

at org.hibernate.service.internal.AbstractServiceRegistryImpl

.injectDependencies(AbstractServiceRegistryImpl.java:286)

at org.hibernate.service.internal.AbstractServiceRegistryImpl

.initializeService(AbstractServiceRegistryImpl.java:243)

at org.hibernate.service.internal.AbstractServiceRegistryImpl

.getService(AbstractServiceRegistryImpl.java:214)

at org.hibernate.boot.internal.InFlightMetadataCollectorImpl

.<init>(InFlightMetadataCollectorImpl.java:179)

at org.hibernate.boot.model.process.spi.MetadataBuildingProcess

.complete(MetadataBuildingProcess.java:119)

at org.hibernate.boot.model.process.spi.MetadataBuildingProcess

.build(MetadataBuildingProcess.java:84)

at org.hibernate.boot.internal.MetadataBuilderImpl

.build(MetadataBuilderImpl.java:474)

at org.hibernate.boot.internal.MetadataBuilderImpl

.build(MetadataBuilderImpl.java:85)

at org.hibernate.cfg.Configuration

.buildSessionFactory(Configuration.java:689)

有没有人知道如何解决这个问题？