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.EncryptedPasswordC3P0ConnectionProviderException 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？