hdfs, (short) (random.nextInt(REPLICATION) + 1));
node.nullFileIndex = (node.nullFileIndex + 1) % node.fileList.size();
Modification dirChange = new DirCreationOrDeletion(node.nodePath, hdfs,
node, random.nextBoolean());
// dir rename
Node dstParent = dirTree.getRandomDirNode(random, Arrays.asList(nodes));
Modification dirRename = new DirRename(node.nodePath, hdfs, node,
dstParent);
mList.add(create);
mList.add(delete);