public int rename(String[] argv) throws IOException {
if (argv.length != 3) {
System.out.println("Usage: tfs mv <src> <dst>");
return -1;
}
TachyonURI srcPath = new TachyonURI(argv[1]);
TachyonURI dstPath = new TachyonURI(argv[2]);
TachyonFS tachyonClient = createFS(srcPath);
if (tachyonClient.rename(srcPath, dstPath)) {
System.out.println("Renamed " + srcPath + " to " + dstPath);
return 0;
} else {