| Class | Description |
|---|---|
| BinaryBlockInputFormat |
Custom binary block input format to return the custom record reader.
|
| BinaryBlockRecordReader |
Custom record reader for binary block.
|
| ByteBufferDataInput | |
| CollectionUtils | |
| CommonThreadPool |
This common thread pool provides an abstraction to obtain a shared
thread pool, specifically the ForkJoinPool.commonPool, for all requests
of the maximum degree of parallelism.
|
| DataConverter |
This class provides methods to read and write matrix blocks from to HDFS using different data formats.
|
| DnnUtils | |
| FastBufferedDataInputStream | |
| FastBufferedDataOutputStream |
This buffered output stream is essentially a merged version of
BufferedOutputStream and DataOutputStream, wrt SystemDS requirements.
|
| FastStringTokenizer |
This string tokenizer is essentially a simplified StringTokenizer.
|
| HDFSTool | |
| IndexRange | |
| InputStreamInputFormat |
Custom input format and record reader to redirect common implementation of csv read
over record readers (which are required for the parallel readers) to an input stream.
|
| LocalFileUtils | |
| LongLongDoubleHashMap |
This native long long - double hashmap is specifically designed for
ctable operations which only require addvalue - extract semantics.
|
| LongLongDoubleHashMap.ADoubleEntry | |
| NormalPRNGenerator |
Class that can generate a stream of random numbers from standard
normal distribution N(0,1).
|
| PoissonPRNGenerator |
Class that can generate a stream of random numbers from Poisson
distribution with specified mean.
|
| PRNGenerator | |
| ProgramConverter |
Program converter functionalities for
(1) creating deep copies of program blocks, instructions, function program blocks, and
(2) serializing and parsing of programs, program blocks, functions program blocks.
|
| Py4jConverterUtils |
Utils for converting python data to java.
|
| RandNPair |
Class that generates a pair of random numbers from standard normal
distribution N(0,1).
|
| SortUtils |
Utilities for sorting, primarily used for SparseRows.
|
| UniformPRNGenerator | |
| UtilFunctions |
| Enum | Description |
|---|---|
| LongLongDoubleHashMap.EntryType |
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