Class ReaderColumnSelection
- java.lang.Object
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- org.apache.sysds.runtime.compress.readers.ReaderColumnSelection
 
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- Direct Known Subclasses:
- ReaderColumnSelectionDenseMultiBlock,- ReaderColumnSelectionDenseMultiBlockTransposed,- ReaderColumnSelectionDenseSingleBlock,- ReaderColumnSelectionDenseSingleBlockTransposed,- ReaderColumnSelectionSparse,- ReaderColumnSelectionSparseTransposed
 
 public abstract class ReaderColumnSelection extends Object Base class for all column selection readers.
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Method SummaryAll Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static ReaderColumnSelectioncreateReader(MatrixBlock rawBlock, int[] colIndices, boolean transposed)static ReaderColumnSelectioncreateReader(MatrixBlock rawBlock, int[] colIndices, boolean transposed, int rl, int ru)intgetCurrentRowIndex()DblArraynextRow()Gets the next row, null when no more rows.
 
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Method Detail- 
nextRowpublic final DblArray nextRow() Gets the next row, null when no more rows.- Returns:
- next row
 
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getCurrentRowIndexpublic int getCurrentRowIndex() 
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createReaderpublic static ReaderColumnSelection createReader(MatrixBlock rawBlock, int[] colIndices, boolean transposed) 
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createReaderpublic static ReaderColumnSelection createReader(MatrixBlock rawBlock, int[] colIndices, boolean transposed, int rl, int ru) 
 
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