Pierre Guillemot [https://community.jboss.org/people/hnb] created the discussion
"Re: ClassCastException" To view the discussion, visit: https://community.jboss.org/message/716014#716014 -------------------------------------------------------------- Here is the persistence.xml : <?xml version="1.0" encoding="UTF-8"?> <persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd";> <persistence-unit name="YouFoodIncPU" transaction-type="JTA"> <provider>org.hibernate.ejb.HibernatePersistence</provider> <jta-data-source>java:/MySqlDS</jta-data-source> <properties> <property name="hibernate.hbm2ddl.auto" value="update"/> <property name="hibernate.archive.autodetection" value="class" /> <property name="hibernate.show_sql" value="false" /> <property name="hibernate.format_sql" value="true" /> <property name="use_sql_comments" value="true" /> <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLInnoDBDialect" /> <property name="jboss.entity.manager.factory.jndi.name" value="java:/MySqlDs" /> </properties> </persistence-unit> </persistence> And the MySqlDs.xml with obviously the password modified : <datasources> <local-tx-datasource> <jndi-name>MySqlDS</jndi-name> <connection-url>jdbc:mysql://localhost:3306/youfoodincdb</connection-url> <driver-class>com.mysql.jdbc.Driver</driver-class> <user-name>root</user-name> <password>password</password> <exception-sorter-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLExceptionSorter</exception-sorter-class-name> <!-- should only be used on drivers after 3.22.1 with "ping" support <valid-connection-checker-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLValidConnectionChecker</valid-connection-checker-class-name> --> <!-- sql to call when connection is created <new-connection-sql>some arbitrary sql</new-connection-sql> --> <!-- sql to call on an existing pooled connection when it is obtained from pool - MySQLValidConnectionChecker is preferred for newer drivers <check-valid-connection-sql>some arbitrary sql</check-valid-connection-sql> --> <!-- corresponding type-mapping in the standardjbosscmp-jdbc.xml (optional) --> <metadata> <type-mapping>mySQL</type-mapping> </metadata> </local-tx-datasource> </datasources> I can access the (empty) database through mysql console. I just want to check my connection with my datasource, i still haven't coded any entities or daos. I want to make it work first. Thanks for your help. -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/716014#716014] Start a new discussion in Datasource Configuration at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2077]
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