Problema com conexão com o banco de dados MYSQL

@alexmcsilva escreveu:

Boa noite

Estou seguindo um curso de Java da algaworks e estou tendo dificuldades com a conexão com o banco de dados mysql. Estou usando o Tomcat como servidor de aplicação. Se alguém puder me ajudar ficarei muito grato! Segue o que foi gerado pelo console:

  nov 15, 2017 11:12:10 PM org.hibernate.annotations.common.Version <clinit>
INFO: HCANN000001: Hibernate Commons Annotations {4.0.2.Final}
nov 15, 2017 11:12:10 PM org.hibernate.Version logVersion
INFO: HHH000412: Hibernate Core {4.2.3.Final}
nov 15, 2017 11:12:10 PM org.hibernate.cfg.Environment <clinit>
INFO: HHH000206: hibernate.properties not found
nov 15, 2017 11:12:10 PM org.hibernate.cfg.Environment buildBytecodeProvider
INFO: HHH000021: Bytecode provider name : javassist
nov 15, 2017 11:12:11 PM org.hibernate.service.jdbc.connections.internal.ConnectionProviderInitiator initiateService
WARN: HHH000181: No appropriate connection provider encountered, assuming application will be supplying connections
Exception in thread "main" javax.persistence.PersistenceException: [PersistenceUnit: SiscadiacPU] Unable to build EntityManagerFactory
	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:924)
	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:899)
	at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:59)
	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:63)
	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47)
	at sistemawebiac.com.controle.Main.main(Main.java:12)
Caused by: org.hibernate.HibernateException: Dialect class not found: org.hibernate.dialect.MySQL5.7Dialect
	at org.hibernate.service.jdbc.dialect.internal.DialectFactoryImpl.constructDialect(DialectFactoryImpl.java:76)
	at org.hibernate.service.jdbc.dialect.internal.DialectFactoryImpl.buildDialect(DialectFactoryImpl.java:64)
	at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:174)
	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.cfg.Configuration.buildTypeRegistrations(Configuration.java:1797)
	at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1755)
	at org.hibernate.ejb.EntityManagerFactoryImpl.<init>(EntityManagerFactoryImpl.java:96)
	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:914)
	... 5 more
Caused by: org.hibernate.service.classloading.spi.ClassLoadingException: Unable to load class [org.hibernate.dialect.MySQL5.7Dialect]
	at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:149)
	at org.hibernate.service.jdbc.dialect.internal.DialectFactoryImpl.constructDialect(DialectFactoryImpl.java:73)
	... 14 more
Caused by: java.lang.ClassNotFoundException: Could not load requested class : org.hibernate.dialect.MySQL5.7Dialect
	at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl$AggregatedClassLoader.findClass(ClassLoaderServiceImpl.java:296)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at org.hibernate.service.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:146)
	... 15 more

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