Package edu.uci.ics.jung.algorithms.generators.random

Class ErdosRenyiGenerator<V,​E>

  • All Implemented Interfaces:
    GraphGenerator<V,​E>, org.apache.commons.collections4.Factory<edu.uci.ics.jung.graph.Graph<V,​E>>
    public class ErdosRenyiGenerator<V,​E>
extends java.lang.Object
implements GraphGenerator<V,​E>
    Generates a random graph using the Erdos-Renyi binomial model (each pair of vertices is connected with probability p).

    • Constructor Summary

      Constructors 
      Constructor Description
      ErdosRenyiGenerator​(org.apache.commons.collections4.Factory<edu.uci.ics.jung.graph.UndirectedGraph<V,​E>> graphFactory, org.apache.commons.collections4.Factory<V> vertexFactory, org.apache.commons.collections4.Factory<E> edgeFactory, int numVertices, double p)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      edu.uci.ics.jung.graph.Graph<V,​E> create()
      Returns a graph in which each pair of vertices is connected by an undirected edge with the probability specified by the constructor.
      void setSeed​(long seed)
      Sets the seed of the internal random number generator to seed.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • ErdosRenyiGenerator

        public ErdosRenyiGenerator​(org.apache.commons.collections4.Factory<edu.uci.ics.jung.graph.UndirectedGraph<V,​E>> graphFactory,
                           org.apache.commons.collections4.Factory<V> vertexFactory,
                           org.apache.commons.collections4.Factory<E> edgeFactory,
                           int numVertices,
                           double p)
        Parameters:
        numVertices - number of vertices graph should have
        p - Connection's probability between 2 vertices

    • Method Detail

      • create

        public edu.uci.ics.jung.graph.Graph<V,​E> create()
        Returns a graph in which each pair of vertices is connected by an undirected edge with the probability specified by the constructor.
        Specified by:
        create in interface org.apache.commons.collections4.Factory<V>

      • setSeed

        public void setSeed​(long seed)
        Sets the seed of the internal random number generator to seed. Enables consistent behavior.