All Classes

Class	Description
AbstractIterator<T>	An abstract base class for implementing iterators with custom logic.
BloomFilter	A Bloom filter implementation.
Buffer	This is a wrapper around ByteBuffer.
BurnOnCloseFileIterator<T>	Implements a Closeable wrapper over a LineIterator.
Cache<K,V extends Cache.Value>
Cache.Backend<K,V>	A cache backend that can load objects from persistent storage.
Cache.Value	A cacheable object.
Closer	Convenience utility to close a list of Closeables in reverse order, suppressing all but the first exception to occur.
CollectionUtils	Utility methods for collections conversions.
Compression	This interface provides a default list of support compression algorithms and some utility functions.
DebugTimer	DebugTimer...
DequeUtils	Utility methods for Deque conversions.
DirectExecutor	An @Executor that runs the task in calling thread
DirectExecutorService
EscapeUtils	Utility class to escape '\n', '\r', '\' char while being written to file and unescape then upon getting read from file.
ExecutorCloser	Utility class to properly close any ExecutorService.
ExecutorUtils	Util methods for Executor
ExternalSort	Source copied from a publicly available library.
ExternalSortByteArray	Variation of ExternalSort that stores the lines read from intermediate files as byte arrays to avoid the conversion from byte[] to String and then back.
FileIOUtils	Simple File utils
FileIOUtils.TransformingComparator	Decorates the given comparator and applies the function before delegating to the decorated comparator.
FileLineDifferenceIterator	FileLineDifferenceIterator class which iterates over the difference of 2 files line by line.
FileTreeTraverser
ForkJoinUtils	Utility class to support the use of {@link ForkJoinPool|ForkJoinPools} and related APIs.
ForwardingExecutorService	A ExecutorService that delegates all the calls to another executor
FutureConverter	Utility to convert ListenableFuture to CompletableFuture
FutureUtils	Utils methods for CompletableFuture
HashUtils	A hash function utility class.
HyperLogLog	A HyperLogLog implementation.
Internal	Elements annotated @Internal are -- although possibly exported -- intended for Oak's internal use only.
IOUtils	Input/output utility methods.
IterableUtils	Utility methods for Iterable conversions.
IteratorUtils	Utility methods for Iterator conversions.
Java23Subject	This class contains methods replacing the deprecated Subject.getSubject(AccessControlContext) and associated methods, which changed their behavior with Java 23 (@see https://inside.java/2024/07/08/quality-heads-up).
JsonObject	Simple JSON Object representation.
JsopBuilder	A builder for Json and Jsop strings.
JsopReader	A reader for Json and Jsop strings.
JsopStream	A fast Jsop writer / reader.
JsopTokenizer	A tokenizer for Json and Jsop strings.
JsopWriter	A builder for Json and Json diff strings.
LazyInputStream	* This input stream delays accessing the InputStream until the first byte is read
LazyValue<T>	An instances of this class represents a lazy value of type T.
ListUtils	Utility methods for List conversions.
LogSilencer	Utility class to silence log output based on a specific key.
LongUtils
MapUtils	Utility methods for Map conversions.
NotifyingFutureTask	A Future that accepts completion listener.
OakVersion	Provides version information about Oak.
PathUtils	Utility methods to parse a path.
PerfLogger	PerfLogger is a simpler wrapper around a slf4j Logger which comes with the capability to issue log statements containing the measurement between start() and end() methods.
Profiler	A simple CPU profiling tool similar to java -Xrunhprof.
PropertiesUtil	The PropertiesUtil is a utility class providing some useful utility methods for converting property types.
QueryUtils
SetUtils	Utility methods for Set conversions.
Stopwatch	A stop watch based either on a Supplier of nanoseconds, or a Clock.
StreamUtils	Utility methods for Stream conversions.
StringSizeEstimator	Source copied from a publicly available library.
StringSort	Utility class to store a list of string and perform sort on that.
StringUtils	Some string utility methods.
Suppliers	Utility methods for Supplier handling.
SystemPropertySupplier<T>	Utility class for consistent handling of system properties.
TimeDurationFormatter	Format a time duration as human-readable string, inspired by Stopwatch#toString().
Traverser
UUIDUtils
Validate