Issue

• Copied the Oracle driver (ojdbc6.jar) to <JBOSS_HOME>/<profile>/deployments
• Configured a datasource to point to the deployed driver jar
• Encountering LinkageError when accessing an XML Object loaded from the Oracle database

java.lang.LinkageError: Failed to link oracle/xdb/XMLTypeFactory (Module "component-service.ear:main" from Service Module Loader)
    at org.jboss.modules.ModuleClassLoader.defineClass(ModuleClassLoader.java:487)
    at org.jboss.modules.ModuleClassLoader.loadClassLocal(ModuleClassLoader.java:277)
    at org.jboss.modules.ModuleClassLoader$1.loadClassLocal(ModuleClassLoader.java:92)
    at org.jboss.modules.Module.loadModuleClass(Module.java:568)
    at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:205)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:459)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:408)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:389)
    at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:134)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:264)
    at oracle.jdbc.driver.ClassRef.get(ClassRef.java:92)
    at oracle.jdbc.driver.OracleConnection.getClassForType(OracleConnection.java:465)
    at oracle.sql.OpaqueDescriptor.getClass(OpaqueDescriptor.java:473)
    at oracle.sql.OPAQUE.toJdbc(OPAQUE.java:330)
    at oracle.jdbc.driver.NamedTypeAccessor.getObject(NamedTypeAccessor.java:193)
    at oracle.jdbc.driver.NamedTypeAccessor.getObject(NamedTypeAccessor.java:123)
    at oracle.jdbc.driver.OracleResultSetImpl.getObject(OracleResultSetImpl.java:1108)
    at oracle.jdbc.driver.OracleResultSet.getObject(OracleResultSet.java:462)
    at org.jboss.jca.adapters.jdbc.WrappedResultSet.getObject(WrappedResultSet.java:1199)
    ...
Caused by: java.lang.NoClassDefFoundError: oracle/sql/ORADataFactory
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
    at org.jboss.modules.ModuleClassLoader.doDefineOrLoadClass(ModuleClassLoader.java:361)
    at org.jboss.modules.ModuleClassLoader.defineClass(ModuleClassLoader.java:482)
    ...
Caused by: java.lang.ClassNotFoundException: oracle.sql.ORADataFactory from [Module "compnent-service.ear:main" from Service Module Loader]
    at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:213)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:459)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:408)
    at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:389)
    at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:134)
    ...