/**
* @see org.gdbms.engine.data.driver.AlphanumericFileDriver#open(java.io.File)
*/
public void open(File file) throws DriverException {
VectorialFileAdapter adapter = new VectorialFileAdapter(file);
adapter.setDriver(new DXFMemoryDriver());
try {
adapter.start();
} catch (DriverIOException e) {
throw new DriverException(e);
}