water.fvec

Class ChunkUtils

java.lang.Object

water.fvec.ChunkUtils

public class ChunkUtils
extends java.lang.Object

Simple helper class which publishes some frame and chunk package private methods as public

Constructor Summary

Constructors

Constructor and Description
ChunkUtils()

Method Summary

Modifier and Type	Method and Description
static void	closeNewChunks(NewChunk[] nchks)
static NewChunk[]	createNewChunks(java.lang.String name, byte[] vecTypes, int chunkId)
static NewChunk[]	createNewChunks(java.lang.String name, byte[] vecTypes, int chunkId, boolean[] sparse)
static Frame	finalizeFrame(java.lang.String keyName, long[] rowsPerChunk, byte[] colTypes, java.lang.String[][] colDomains)
static Frame	finalizeFrame(java.lang.String keyName, long[] rowsPerChunk, byte[] colTypes, java.lang.String[][] colDomains, boolean unlock)
static Chunk[]	getChunks(Frame fr, int cidx)
static void	initFrame(java.lang.String keyName, java.lang.String[] names)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ChunkUtils

public ChunkUtils()

Method Detail

createNewChunks

public static NewChunk[] createNewChunks(java.lang.String name,
                                         byte[] vecTypes,
                                         int chunkId)

createNewChunks

public static NewChunk[] createNewChunks(java.lang.String name,
                                         byte[] vecTypes,
                                         int chunkId,
                                         boolean[] sparse)

closeNewChunks

public static void closeNewChunks(NewChunk[] nchks)

getChunks

public static Chunk[] getChunks(Frame fr,
                                int cidx)

initFrame

public static void initFrame(java.lang.String keyName,
                             java.lang.String[] names)

finalizeFrame

public static Frame finalizeFrame(java.lang.String keyName,
                                  long[] rowsPerChunk,
                                  byte[] colTypes,
                                  java.lang.String[][] colDomains)

finalizeFrame

public static Frame finalizeFrame(java.lang.String keyName,
                                  long[] rowsPerChunk,
                                  byte[] colTypes,
                                  java.lang.String[][] colDomains,
                                  boolean unlock)