Class/Object

ksb.csle.component.operator.reduction

GroupByFilterOperator

Related Docs: object GroupByFilterOperator | package reduction

Permalink

class GroupByFilterOperator extends BaseDataOperator[StreamOperatorInfo, DataFrame]

:: ApplicationDeveloperApi ::

Operator that selects which rows in a given column of input dataframe should be kept and which rows should be removed. Rows satisfying the given condition are kept, remaining rows are removed.

Linear Supertypes
BaseDataOperator[StreamOperatorInfo, DataFrame], BaseGenericOperator[StreamOperatorInfo, DataFrame], BaseGenericMutantOperator[StreamOperatorInfo, DataFrame, DataFrame], BaseDoer, Logging, Serializable, Serializable, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. GroupByFilterOperator
  2. BaseDataOperator
  3. BaseGenericOperator
  4. BaseGenericMutantOperator
  5. BaseDoer
  6. Logging
  7. Serializable
  8. Serializable
  9. AnyRef
  10. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. All

Instance Constructors

  1. new GroupByFilterOperator(o: StreamOperatorInfo)

    Permalink

    o

    Object that contains message ksb.csle.common.proto.StreamOperatorProto.GroupbyFilterInfo GroupbyFilterInfo contains attributes as follows:

    • keyColName: Column name to be filtered in the given input dataframe (required)
    • valColName: Column name to be used as a value column (optional)
    • groupby: method for aggregation. Enum(SUM, COUNT), (required)
    • condition: Condition to select rows. Enum(EQUAL,LESS_THAN, LARGE_THAN,LESS_EQUAL,LARGE_EQUAL) (required)
    • value: Base value to compare with the value of row (required)

    GroupbyFilterInfo

    message GroupbyFilterInfo {
    required string keyColName = 1;
    optional string valColName = 2;
    required GroupbyOp groupby = 3;
    required Condition condition = 4 [default = EQUAL];
    required int32 value = 5;
    enum GroupbyOp {
      SUM = 0;
      COUNT = 1;
    }
    enum Condition {
      EQUAL = 0;
      LESS_THAN = 1;
      LARGE_THAN = 2;
      LESS_EQUAL = 3;
      LARGE_EQUAL = 4;
    }
    }

Value Members

  1. final def !=(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

    Permalink
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0

    Permalink
    Definition Classes
    Any
  5. def clone(): AnyRef

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  6. final def eq(arg0: AnyRef): Boolean

    Permalink
    Definition Classes
    AnyRef
  7. def equals(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any
  8. def finalize(): Unit

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  9. final def getClass(): Class[_]

    Permalink
    Definition Classes
    AnyRef → Any
  10. def hashCode(): Int

    Permalink
    Definition Classes
    AnyRef → Any
  11. final def isInstanceOf[T0]: Boolean

    Permalink
    Definition Classes
    Any
  12. val logger: Logger

    Permalink
    Attributes
    protected
    Definition Classes
    Logging
  13. final def ne(arg0: AnyRef): Boolean

    Permalink
    Definition Classes
    AnyRef
  14. final def notify(): Unit

    Permalink
    Definition Classes
    AnyRef
  15. final def notifyAll(): Unit

    Permalink
    Definition Classes
    AnyRef
  16. def operate(df: DataFrame): DataFrame

    Permalink

    Operates filtering function for data cleaning

    Operates filtering function for data cleaning

    df

    Input dataframe

    returns

    DataFrame Output dataframe

    Definition Classes
    GroupByFilterOperator → BaseGenericOperator → BaseGenericMutantOperator
  17. val p: GroupbyFilterInfo

    Permalink
  18. def stop: Unit

    Permalink
    Definition Classes
    BaseGenericOperator → BaseGenericMutantOperator
  19. final def synchronized[T0](arg0: ⇒ T0): T0

    Permalink
    Definition Classes
    AnyRef
  20. def toString(): String

    Permalink
    Definition Classes
    AnyRef → Any
  21. final def wait(): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  22. final def wait(arg0: Long, arg1: Int): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  23. final def wait(arg0: Long): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from BaseDataOperator[StreamOperatorInfo, DataFrame]

Inherited from BaseGenericOperator[StreamOperatorInfo, DataFrame]

Inherited from BaseGenericMutantOperator[StreamOperatorInfo, DataFrame, DataFrame]

Inherited from BaseDoer

Inherited from Logging

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped