## Uses of Class
org.apache.sysds.runtime.compress.colgroup.offset.AOffset

- Packages that use AOffset
  Package | Description
  --- | ---
  org.apache.sysds.runtime.compress.colgroup.mapping |
  org.apache.sysds.runtime.compress.colgroup.offset |

- - ### Uses of AOffset in org.apache.sysds.runtime.compress.colgroup.mapping

    Methods in org.apache.sysds.runtime.compress.colgroup.mapping with parameters of type AOffset
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | AMapToData.`preAggregateDDC_SDCZ​(AMapToData tm, ADictionary td, AOffset tof, Dictionary ret, int nCol)` | PreAggregate into SDCZero dictionary from DDC dictionary.
    `void` | AMapToData.`preAggregateDDC_SDCZMultiCol​(AMapToData tm, ADictionary td, AOffset tof, double[] v, int nCol)` |
    `void` | AMapToData.`preAggregateDDC_SDCZSingleCol​(AMapToData tm, double[] td, AOffset tof, double[] v)` |
    `void` | AMapToData.`preAggregateDense​(MatrixBlock m, double[] preAV, int rl, int ru, int cl, int cu, AOffset indexes)` | PreAggregate a Dense Matrix at index offsets.
    `void` | AMapToData.`preAggregateSDCZ_DDC​(AMapToData tm, ADictionary td, AOffset of, Dictionary ret, int nCol)` | PreAggregate into DDC dictionary from SDCZero dictionary.
    `void` | AMapToData.`preAggregateSDCZ_SDCZ​(AMapToData tm, ADictionary td, AOffset tof, AOffset of, Dictionary ret, int nCol)` |
    `void` | AMapToData.`preAggregateSparse​(SparseBlock sb, double[] preAV, int rl, int ru, AOffset indexes)` | PreAggregate the SparseBlock in the range of rows given.

  - ### Uses of AOffset in org.apache.sysds.runtime.compress.colgroup.offset

    Subclasses of AOffset in org.apache.sysds.runtime.compress.colgroup.offset
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `OffsetByte` |
    `class` | `OffsetChar` |
    `class` | `OffsetSingle` |
    `class` | `OffsetTwo` |

    Methods in org.apache.sysds.runtime.compress.colgroup.offset that return AOffset
    Modifier and Type | Method | Description
    --- | --- | ---
    `static AOffset` | OffsetFactory.`createOffset​(int[] indexes)` | Main factory pattern creator for Offsets.
    `static AOffset` | OffsetFactory.`createOffset​(int[] indexes, int apos, int alen)` | Create a Offset based on a subset of the indexes given.
    `static AOffset` | OffsetFactory.`createOffset​(IntArrayList indexes)` | Create the offsets based on our primitive IntArrayList.
    `static AOffset` | OffsetFactory.`readIn​(DataInput in)` | Read in AOffset from the DataInput.

    Methods in org.apache.sysds.runtime.compress.colgroup.offset with parameters of type AOffset
    Modifier and Type | Method | Description
    --- | --- | ---
    `boolean` | AOffset.`equals​(AOffset b)` |