com.twitter.cassovary.graph.bipartite

LeftNode

Related Doc: package bipartite

class LeftNode extends BipartiteNode

Represents a node on the LHS of a bipartite graph, with a negative node id, all of its in and out edges point to nodes in the RHS, and thus all edge ids have positive values

Linear Supertypes
BipartiteNode, Node, AnyRef, Any
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  2. BipartiteNode
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  1. Public
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Instance Constructors

  1. new LeftNode(nodeId: Int, inboundNodes: Seq[Int], outboundNodes: Seq[Int])

    nodeId

    the original (positive) id value of the node (unique on the LHS), will be internalized to nodeId * -1

    inboundNodes

    original (positive) ids of the nodes on the RHS pointed by in-coming edges

    outboundNodes

    original (positive) ids of the nodes on the RHS pointed by out-going edges

Value Members

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

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

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

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

    Definition Classes
    Any
  5. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  6. def containsNode(nodeIds: Seq[Int], queryNodeId: Int): Boolean

    The default implementation just walks the array but users likely want to override to provide a more optimized implementation.

    The default implementation just walks the array but users likely want to override to provide a more optimized implementation.

    returns

    a boolean indicating Whether nodeIds contains queryNodeId.

    Attributes
    protected
    Definition Classes
    Node
  7. final def eq(arg0: AnyRef): Boolean

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

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

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

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

    Definition Classes
    AnyRef → Any
  12. val id: Int

    The unique id of this node.

    The unique id of this node.

    Definition Classes
    LeftNodeNode
  13. def inboundCount: Int

    returns

    the total number of inbound edges.

    Definition Classes
    Node
  14. def inboundNodes(max: Int): Seq[Int]

    Returns up to max nodes that this node points to.

    Returns up to max nodes that this node points to.

    max

    the max number of nodes it needs

    returns

    a sequence of inboundNode ids

    Definition Classes
    Node
  15. val inboundNodes: Seq[Int]

    original (positive) ids of the nodes on the RHS pointed by in-coming edges

    original (positive) ids of the nodes on the RHS pointed by in-coming edges

    Definition Classes
    LeftNodeNode
  16. def intersect(neighbors: Seq[Int], nodeIds: Seq[Int]): Seq[Int]

    Attributes
    protected
    Definition Classes
    Node
  17. def intersect(dir: GraphDir, nodeIds: Seq[Int]): Seq[Int]

    returns

    Intersection of dir neighbors with nodeIds.

    Definition Classes
    Node
  18. def isInboundNode(nodeId: Int): Boolean

    Returns true if the given nodeId points to this node.

    Returns true if the given nodeId points to this node.

    nodeId

    host node id

    returns

    a set of random node id

    Definition Classes
    Node
  19. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  20. def isLeftNode: Boolean

    Definition Classes
    LeftNodeBipartiteNode
  21. def isNeighbor(dir: GraphDir, nodeId: Int): Boolean

    whether nodeId is a neighbor in the allowing direction dir

    whether nodeId is a neighbor in the allowing direction dir

    dir

    the direction (inbound or outbound) that the method is applied to.

    nodeId

    the target node id.

    returns

    a boolean indicating whether nodeId is in the home node's neighbors.

    Definition Classes
    Node
  22. def isOutboundNode(nodeId: Int): Boolean

    Returns true if the this node point to the given node.

    Returns true if the this node point to the given node.

    nodeId

    home node id

    returns

    a boolean indicating whether outbound nodes contains nodeId.

    Definition Classes
    Node
  23. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  24. def neighborCount(dir: GraphDir): Int

    the neighbor count in the allowing direction dir

    the neighbor count in the allowing direction dir

    dir

    the direction (inbound or outbound) that the method is applied to.

    returns

    the number of neighbors in the direction of dir.

    Definition Classes
    Node
  25. def neighborIds(dir: GraphDir, max: Int): Seq[Int]

    A method that returns max nodes of either inbound or outbound allowing direction dir.

    A method that returns max nodes of either inbound or outbound allowing direction dir.

    dir

    the direction (inbound or outbound) that the method is applied to.

    max

    the maximum number of neighbors needed.

    returns

    a sequence of inbound or outbound neighbors.

    Definition Classes
    Node
  26. def neighborIds(dir: GraphDir): Seq[Int]

    A method that return either inbound or outbound allowing direction dir.

    A method that return either inbound or outbound allowing direction dir.

    dir

    the direction (inbound or outbound) that the method is applied to.

    returns

    a sequence of inbound or outbound neighbors.

    Definition Classes
    Node
  27. final def notify(): Unit

    Definition Classes
    AnyRef
  28. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  29. def outboundCount: Int

    returns

    the total number of outbound edges.

    Definition Classes
    Node
  30. def outboundNodes(max: Int): Seq[Int]

    max

    the maximum number of outBound nodes needed.

    returns

    up to max nodes that this node points to.

    Definition Classes
    Node
  31. val outboundNodes: Seq[Int]

    original (positive) ids of the nodes on the RHS pointed by out-going edges

    original (positive) ids of the nodes on the RHS pointed by out-going edges

    Definition Classes
    LeftNodeNode
  32. def randomInboundNode(rnd: Random): Option[Int]

    Returns a random node from the set of nodes that points to this node or else None if this node has no inbound edges, using the supplied random number generator rnd.

    Returns a random node from the set of nodes that points to this node or else None if this node has no inbound edges, using the supplied random number generator rnd.

    rnd

    user defined random number generator

    returns

    a random node id

    Definition Classes
    Node
  33. def randomInboundNode: Option[Int]

    Returns a random node from the set of nodes that points to this node or else None if this node has no inbound edges.

    Returns a random node from the set of nodes that points to this node or else None if this node has no inbound edges.

    The default implementation picks a random node from inboundNodes() so subclasses should consider overriding this method if the Seq sequence they produce is not a IndexedSeq.

    returns

    a sequence of random node ids

    Definition Classes
    Node
  34. def randomInboundNodeSet(numResults: Int, rnd: Random): Seq[Int]

    Returns a random sample of size at most numResults from the set of nodes that point to this node using the supplied random number generator rnd.

    Returns a random sample of size at most numResults from the set of nodes that point to this node using the supplied random number generator rnd.

    numResults

    max number of random nodes needed

    rnd

    user defined random number generator

    returns

    a set of random node id

    Definition Classes
    Node
  35. def randomNeighbor(dir: GraphDir, rnd: Random): Option[Int]

    A method that returns a random node in the allowing direction dir, using the supplied random number generator rnd.

    A method that returns a random node in the allowing direction dir, using the supplied random number generator rnd.

    dir

    the direction (inbound or outbound) that the method is applied to.

    rnd

    a user defined random number generator.

    returns

    a random neighbor or None if no neighbor is in the direction dir.

    Definition Classes
    Node
  36. def randomNeighbor(dir: GraphDir): Option[Int]

    A method that returns a random node in the allowing direction dir.

    A method that returns a random node in the allowing direction dir.

    dir

    the direction (inbound or outbound) that the method is applied to.

    returns

    a random neighbor or None if no neighbor is in the direction dir.

    Definition Classes
    Node
  37. def randomNeighborSet(numResults: Int, dir: GraphDir, rnd: Random): Seq[Int]

    A method that returns a set of either inbound or outbound nodes of size numResults, in the allowing direction dir, using the supplied random number generator rnd.

    A method that returns a set of either inbound or outbound nodes of size numResults, in the allowing direction dir, using the supplied random number generator rnd.

    numResults

    maximum number of neighbors needed.

    dir

    the direction (inbound or outbound) that the method is applied to.

    rnd

    a user defined random number generator.

    returns

    a set of random neighbors.

    Definition Classes
    Node
  38. def randomNeighborSet(numResults: Int, dir: GraphDir): Seq[Int]

    A method that returns a random node of size numResults in the allowing direction dir, using the supplied random number generator rnd.

    A method that returns a random node of size numResults in the allowing direction dir, using the supplied random number generator rnd.

    numResults

    maximum number of neighbors needed.

    dir

    the direction (inbound or outbound) that the method is applied to.

    returns

    a set of random neighbors.

    Definition Classes
    Node
  39. def randomNode(nodeIds: Seq[Int], rnd: Random): Option[Int]

    rnd

    a user defined random number generator.

    returns

    a random node from nodeIds using a supplied random number generator rnd.

    Attributes
    protected
    Definition Classes
    Node
  40. def randomNodeSet(nodeIds: Seq[Int], numResults: Int, rnd: Random): Array[Int]

    Random sampling with replacement.

    Random sampling with replacement. Choose a set of random nodes of size numResults from nodeIds using a supplied random number generator rnd.

    numResults

    maximum number of nodes needed.

    rnd

    a user defined random number generator.

    returns

    a random node from nodeIds using a supplied random number generator rnd.

    Attributes
    protected
    Definition Classes
    Node
  41. def randomOutboundNode(rnd: Random): Option[Int]

    Returns a random node from the set of nodes that this node points to or else None if this node has no outbound edges, using the supplied random number generator rnd.

    Returns a random node from the set of nodes that this node points to or else None if this node has no outbound edges, using the supplied random number generator rnd.

    rnd

    a user defined random number generator.

    returns

    a random node that this node points to.

    Definition Classes
    Node
  42. def randomOutboundNode: Option[Int]

    Returns a random node from the set of nodes that this node points to or else None if this node has no outbound edges.

    Returns a random node from the set of nodes that this node points to or else None if this node has no outbound edges.

    The default implementation picks a random node from outboundNodes() so subclasses should consider overriding this method if the Seq sequence they produce is not a lazy IndexedSeq.

    returns

    a random node that this node points to.

    Definition Classes
    Node
  43. def randomOutboundNodeSet(numResults: Int, rnd: Random): Seq[Int]

    Returns a random sample of size at most numResults from the set of nodes that this node points to using the supplied random number generator rnd.

    Returns a random sample of size at most numResults from the set of nodes that this node points to using the supplied random number generator rnd.

    rnd

    a user defined random number generator.

    returns

    a set of random nodes that this node points to.

    Definition Classes
    Node
  44. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  45. def toString(): String

    Override toString to make debugging easier.

    Override toString to make debugging easier. It prints max of 10 neighbors in each direction.

    Definition Classes
    BipartiteNodeNode → AnyRef → Any
  46. final def wait(): Unit

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

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from BipartiteNode

Inherited from Node

Inherited from AnyRef

Inherited from Any

Ungrouped