Trait

com.twitter.cassovary.util.io

GraphReader

Related Doc: package io

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trait GraphReader[T] extends AnyRef

Trait that classes should implement to read in graphs that nodes have ids of type T.

The reader class is required to implement iteratorSeq, a method which returns a sequence of functions that themselves return an Iterator over NodeIdEdgesMaxId (see its type signature below as well).

It is also required to provide a nodeNumberer[T].

NodeIdEdgesMaxId is a case class defined in ArrayBasedDirectedGraph that stores 1) the id of a node, 2) the ids of its neighbors, and 3) the maximum id of itself and its neighbors.

One useful reference implementation is AdjacencyListGraphReader.

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Abstract Value Members

  1. abstract def iterableSeq: Seq[Iterable[NodeIdEdgesMaxId]]

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    Should return a sequence of NodeIdEdgesMaxId iterables

  2. abstract def nodeNumberer: NodeNumberer[T]

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    Define node numberer

  3. abstract def reverseParseNode(n: NodeIdEdgesMaxId): String

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    The reader knows the format as it knows how to read the file.

    The reader knows the format as it knows how to read the file. This reverse parses the input n to a string in that same format.

Concrete Value Members

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

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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  6. final def eq(arg0: AnyRef): Boolean

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  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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  9. final def getClass(): Class[_]

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  10. def hashCode(): Int

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  11. final def isInstanceOf[T0]: Boolean

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  12. final def ne(arg0: AnyRef): Boolean

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  13. final def notify(): Unit

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  14. final def notifyAll(): Unit

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  15. def parallelismLimit: Int

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  16. def storedGraphDir: StoredGraphDir

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    Override to modify the graph's stored direction

  17. final def synchronized[T0](arg0: ⇒ T0): T0

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  18. def toArrayBasedDirectedGraph(neighborsSortingStrategy: NeighborsSortingStrategy = LeaveUnsorted, forceSparseRepr: Option[Boolean] = None): ArrayBasedDirectedGraph

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    Create an ArrayBasedDirectedGraph

  19. def toArrayBasedDynamicDirectedGraph(): ArrayBasedDynamicDirectedGraph

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    Create an ArrayBasedDynamicDirectedGraph

  20. def toSharedArrayBasedDirectedGraph(forceSparseRepr: Option[Boolean] = None): SharedArrayBasedDirectedGraph

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  21. def toString(): String

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  22. final def wait(): Unit

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  23. final def wait(arg0: Long, arg1: Int): Unit

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  24. final def wait(arg0: Long): Unit

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