Package org.apache.sysds.runtime.lineage

## Class LineageDebugger

- java.lang.Object
- - org.apache.sysds.runtime.lineage.LineageDebugger

-     public class LineageDebugger
      extends Object

- - ### Field Summary

    Fields
    Modifier and Type | Field | Description
    --- | --- | ---
    `static int` | `POS_NAN` |
    `static int` | `POS_NEGATIVE_INFINITY` |
    `static int` | `POS_POSITIVE_INFINITY` |

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `LineageDebugger()` |

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `static LineageItem` | `firstOccurrenceOfNR​(LineageItem li, int pos)` |
    `static void` | `maintainSpecialValueBits​(Lineage lineage, Instruction inst, ExecutionContext ec)` |

    - ### Methods inherited from class java.lang.Object

      `equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### POS_NAN

          public static final int POS_NAN

      See Also:
        Constant Field Values

    - #### POS_POSITIVE_INFINITY

          public static final int POS_POSITIVE_INFINITY

      See Also:
        Constant Field Values

    - #### POS_NEGATIVE_INFINITY

          public static final int POS_NEGATIVE_INFINITY

      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### LineageDebugger

          public LineageDebugger()

  - ### Method Detail

    - #### maintainSpecialValueBits

          public static void maintainSpecialValueBits​(Lineage lineage,
                                                      Instruction inst,
                                                      ExecutionContext ec)

    - #### firstOccurrenceOfNR

          public static LineageItem firstOccurrenceOfNR​(LineageItem li,
                                                        int pos)