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MetaDataAccessException: Could not getĬonnection for extracting meta data nested exception is What the forName() method does, is just return the Class object for the paramater that was loaded by the class loader. jdbcClass.forName().newInstance()DriverManagerDriverManager.getConnection(url,user,password) .jdbc. lang package, so it is distributed with java, and imported automatically into every class. Class.forName( '').newInstance () ('->class over') con DriverManager.getConnection('jdbc:mysql://localhost:3306/e. Unable to determine jdbc url from datasource What does class forName com mysql JDBC driver do The Class class is located in the java. This is thrown when application load a class by String name whose definition is. The driver has not received any packets from the server.Īt 0(NativeĪ(NativeConstructorAccessorImpl.java:62)Īt (DelegatingConstructorAccessorImpl.java:45)Ĭaused by: : Connection refused (ConnectionĪt (Native Method)Ī(AbstractPlainSocketImpl.java:350)Ģ017-Oct-09 15:24:49.735 WARN o.s.b.a.o.j.DatabaseLookup - is Checked Exception which is subclass of.
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The last packet sent successfully to the server was 0 milliseconds ago. Attempted reconnect 10Īt 0(Native Method)Ĭaused by: .jdbc4.CommunicationsException: platform to create initial connections of pool.Ĭom.4.MySQLNonTransientConnectionException:Ĭould not create connection to database server. =jdbc:mysql://localhost:3306/gbi? useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=fa lse&serverTimezone=UTC&autoReconnect=true&failOverReadOnly=false&maxReconne cts=10