Package org.apache.hadoop.hdfs.util

Interface Summary

Diff.Element<K>	An interface for the elements in a Diff.
Diff.Processor<E>	An interface for passing a method in order to process elements.
EnumCounters.Factory<E extends Enum<E>,C extends EnumCounters<E>>	A factory for creating counters.
RwLock	Read-write lock interface.

Class Summary

AtomicFileOutputStream	A FileOutputStream that has the property that it will only show up at its destination once it has been entirely written and flushed to disk.
ByteArrayManager.Conf
DataTransferThrottler	a class to throttle the data transfers.
Diff<K,E extends Diff.Element<K>>	The difference between the current state and a previous state of a list.
Diff.Container<E>	Containing exactly one element.
Diff.UndoInfo<E>	Undo information for some operations such as delete(E) and Diff.modify(Element, Element).
EnumCounters<E extends Enum<E>>	Counters for an enum type.
EnumCounters.Map<K,E extends Enum<E>,C extends EnumCounters<E>>	A key-value map which maps the keys to EnumCounters.
EnumDoubles<E extends Enum<E>>	Similar to EnumCounters except that the value type is double.
Holder<T>	A Holder is simply a wrapper around some other object.
LightWeightHashSet<T>	A low memory linked hash set implementation, which uses an array for storing the elements and linked lists for collision resolution.
LightWeightLinkedSet<T>	A low memory linked hash set implementation, which uses an array for storing the elements and linked lists for collision resolution.
LongBitFormat	Bit format in a long.
MD5FileUtils	Static functions for dealing with files of the same format that the Unix "md5sum" utility writes.
ReadOnlyList.Util	Utilities for ReadOnlyList
XMLUtils.Stanza	Represents a bag of key-value pairs encountered during parsing an XML file.

Enum Summary

Diff.ListType

Exception Summary

XMLUtils.InvalidXmlException	Exception that reflects an invalid XML document.
XMLUtils.UnmanglingError	Exception that reflects a string that cannot be unmangled.