Allocate a new connection.
boolean trace = log.isTraceEnabled();
if (trace)
log.trace("Allocating connection; mcf=" + mcf + ", cxRequestInfo=" + cxRequestInfo);
ManagedConnection mc = mcf.createManagedConnection(null, cxRequestInfo);
Object c = mc.getConnection(null, cxRequestInfo);
if (trace)
log.trace("Allocated connection: " + c + ", with managed connection: " + mc);
return c;