# Hierarchy For Package org.jgrapht.alg.util

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.jgrapht.alg.util.AlwaysEqualComparator<T> (implements java.util.Comparator<T>)
  - org.jgrapht.alg.util.Extension<T,E>
  - org.jgrapht.alg.util.Extension.BaseExtension
  - org.jgrapht.alg.util.Pair<A,B>
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.lang.RuntimeException
        - org.jgrapht.alg.util.Extension.ExtensionManagerInstantiationException
  - org.jgrapht.alg.util.UnionFind<T>
  - org.jgrapht.alg.util.VertexDegreeComparator<V,E> (implements java.util.Comparator<T>)

## Interface Hierarchy

- org.jgrapht.alg.util.Extension.ExtensionFactory<E>

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