Package oracle.pgx.algorithm

Interface VertexSet

  • All Superinterfaces:
    java.lang.Cloneable
    public interface VertexSet
extends java.lang.Cloneable
    An unordered set of vertices (no duplicates).

    • Method Summary

      All Methods Static Methods Instance Methods Abstract Methods Default Methods 
      Modifier and Type Method Description
      void add​(PgxVertex v)
      Add the vertex to the set.
      boolean allMatch​(java.util.function.Predicate<PgxVertex> predicate)
      Check if the predicate holds for all vertices in the set.
      boolean anyMatch​(java.util.function.Predicate<PgxVertex> predicate)
      Check if the predicate holds for any vertex in the set.
      <T extends java.lang.Number>
      T      		 avg​(java.util.function.Function<PgxVertex,​T> reducer)
      Apply the reducer to each vertex in the set and compute the average.
      void clear()
      Remove all vertices from the set.
      default VertexSet clone()
      Clone this vertex set.
      boolean contains​(PgxVertex v)
      Check if the set contains the given vertex.
      static VertexSet create()
      Instantiate a new vertex set.
      VertexSet filter​(java.util.function.Predicate<PgxVertex> predicate)
      Filter the vertices in the set by the given predicate.
      VertexSet filter​(VertexProperty<java.lang.Boolean> property)
      Filter the vertices in the set by the given boolean property.
      void forEach​(java.util.function.Consumer<PgxVertex> callable)
      Run the callable for each vertex in the set in parallel.
      void forSequential​(java.util.function.Consumer<PgxVertex> callable)
      Run the callable for each vertex in the set in sequence.
      <T extends java.lang.Number>
      T      		 max​(java.util.function.Function<PgxVertex,​T> reducer)
      Apply the reducer to each vertex in the set and compute the maximum.
      VertexSet orderBy​(java.util.function.Function<PgxVertex,​java.lang.Number> transform, Order order)
      Order the vertices in the set based on the result of the transformation function.
      VertexSet orderBy​(VertexProperty vertexProperty, Order order)
      Order the vertices based on the value of the property.
      void remove​(PgxVertex v)
      Remove the vertex from the set.
      long size()
      Get the number of vertices in the set.
      <T extends java.lang.Number>
      T      		 sum​(java.util.function.Function<PgxVertex,​T> reducer)
      Apply the reducer to each vertex in the set and sum the results.
      <T extends java.lang.Number>
      T      		 sum​(VertexProperty<T> reducer)
      Get the property for each vertex in the set and sum the results.

    • Method Detail

      • create

        static VertexSet create()
        Instantiate a new vertex set.
        Returns:

      • orderBy

        VertexSet orderBy​(VertexProperty vertexProperty,
                  Order order)
        Order the vertices based on the value of the property.
        Parameters:
        vertexProperty -
        order -
        Returns:

      • orderBy

        VertexSet orderBy​(java.util.function.Function<PgxVertex,​java.lang.Number> transform,
                  Order order)
        Order the vertices in the set based on the result of the transformation function.
        Parameters:
        transform -
        order -
        Returns:

      • filter

        VertexSet filter​(java.util.function.Predicate<PgxVertex> predicate)
        Filter the vertices in the set by the given predicate.
        Parameters:
        predicate -
        Returns:

      • filter

        VertexSet filter​(VertexProperty<java.lang.Boolean> property)
        Filter the vertices in the set by the given boolean property.
        Parameters:
        property -
        Returns:

      • forEach

        void forEach​(java.util.function.Consumer<PgxVertex> callable)
        Run the callable for each vertex in the set in parallel.
        Parameters:
        callable -

      • forSequential

        void forSequential​(java.util.function.Consumer<PgxVertex> callable)
        Run the callable for each vertex in the set in sequence.
        Parameters:
        callable -

      • add

        void add​(PgxVertex v)
        Add the vertex to the set.
        Parameters:
        v -

      • remove

        void remove​(PgxVertex v)
        Remove the vertex from the set.
        Parameters:
        v -

      • size

        long size()
        Get the number of vertices in the set.
        Returns:

      • contains

        boolean contains​(PgxVertex v)
        Check if the set contains the given vertex.
        Parameters:
        v -
        Returns:

      • sum

        <T extends java.lang.Number> T sum​(java.util.function.Function<PgxVertex,​T> reducer)
        Apply the reducer to each vertex in the set and sum the results.
        Type Parameters:
        T -
        Parameters:
        reducer -
        Returns:

      • sum

        <T extends java.lang.Number> T sum​(VertexProperty<T> reducer)
        Get the property for each vertex in the set and sum the results.
        Type Parameters:
        T -
        Parameters:
        reducer -
        Returns:

      • max

        <T extends java.lang.Number> T max​(java.util.function.Function<PgxVertex,​T> reducer)
        Apply the reducer to each vertex in the set and compute the maximum.
        Type Parameters:
        T -
        Parameters:
        reducer -
        Returns:

      • avg

        <T extends java.lang.Number> T avg​(java.util.function.Function<PgxVertex,​T> reducer)
        Apply the reducer to each vertex in the set and compute the average.
        Type Parameters:
        T -
        Parameters:
        reducer -
        Returns:

      • anyMatch

        boolean anyMatch​(java.util.function.Predicate<PgxVertex> predicate)
        Check if the predicate holds for any vertex in the set.
        Parameters:
        predicate -
        Returns:

      • allMatch

        boolean allMatch​(java.util.function.Predicate<PgxVertex> predicate)
        Check if the predicate holds for all vertices in the set.
        Parameters:
        predicate -
        Returns:

      • clear

        void clear()
        Remove all vertices from the set.

      • clone

        default VertexSet clone()
        Clone this vertex set.
        Returns: