import org.apache.commons.vfs2.provider.ram.RamFileProvider;
import org.apache.commons.vfs2.provider.sftp.SftpFileProvider;
import org.apache.commons.vfs2.provider.url.UrlFileProvider;
import org.apache.commons.vfs2.provider.ram.RamFileProvider;
import org.apache.commons.vfs2.provider.sftp.SftpFileProvider;
import org.apache.commons.vfs2.provider.url.UrlFileProvider;
addProvider("ram", new RamFileProvider());
setDefaultProvider(new UrlFileProvider());
} catch (FileSystemException e) {
addProvider("ram", new RamFileProvider());
setDefaultProvider(new UrlFileProvider());
} catch (FileSystemException e) {