How to use

getElement

method

in

org.apache.hadoop.hdfs.util.Diff$Container

final INode computed;
if (r != null) {
 computed = r.getElement();
} else {
 final int i = Diff.search(current, inode.getKey());
final INode computed;
if (r != null) {
 computed = r.getElement(); 
} else {
 final int i = Diff.search(previous, inode.getKey());

/** @return the child with the given name. */
INode getChild(byte[] name, boolean checkPosterior,
  INodeDirectory currentDir) {
 for(DirectoryDiff d = this; ; d = d.getPosterior()) {
  final Container<INode> returned = d.diff.accessPrevious(name);
  if (returned != null) {
   // the diff is able to determine the inode
   return returned.getElement();
  } else if (!checkPosterior) {
   // Since checkPosterior is false, return null, i.e. not found.
   return null;
  } else if (d.getPosterior() == null) {
   // no more posterior diff, get from current inode.
   return currentDir.getChild(name, Snapshot.CURRENT_STATE_ID);
  }
 }
}

/** @return the child with the given name. */
INode getChild(byte[] name, boolean checkPosterior,
  INodeDirectory currentDir) {
 for(DirectoryDiff d = this; ; d = d.getPosterior()) {
  final Container<INode> returned = d.diff.accessPrevious(name);
  if (returned != null) {
   // the diff is able to determine the inode
   return returned.getElement();
  } else if (!checkPosterior) {
   // Since checkPosterior is false, return null, i.e. not found.
   return null;
  } else if (d.getPosterior() == null) {
   // no more posterior diff, get from current inode.
   return currentDir.getChild(name, Snapshot.CURRENT_STATE_ID);
  }
 }
}

/** @return the child with the given name. */
INode getChild(byte[] name, boolean checkPosterior,
  INodeDirectory currentDir) {
 for(DirectoryDiff d = this; ; d = d.getPosterior()) {
  final Container<INode> returned = d.diff.accessPrevious(name);
  if (returned != null) {
   // the diff is able to determine the inode
   return returned.getElement();
  } else if (!checkPosterior) {
   // Since checkPosterior is false, return null, i.e. not found.
   return null;
  } else if (d.getPosterior() == null) {
   // no more posterior diff, get from current inode.
   return currentDir.getChild(name, Snapshot.CURRENT_STATE_ID);
  }
 }
}