* @param log Current logger.
*/
public GridGgfsHadoopWrapper(String authority, String logDir, Configuration conf, Log log) throws IOException {
try {
this.authority = authority;
this.endpoint = new GridGgfsHadoopEndpoint(authority);
this.logDir = logDir;
this.conf = conf;
this.log = log;
}
catch (GridException e) {