}
if (scanner.getContainer() != null && scanner.getContainer().exists()) {
IPath newContainerPath = new Path(scanner.getContainer().getAbsolutePath());
newContainerPath = newContainerPath.setDevice(null).removeFirstSegments(sourcePath.segmentCount());
containerButton.setText(newContainerPath.toOSString());
containerPath = newContainerPath;
}
validateSettings();
}