# Hierarchy For Package org.apache.storm.trident.util

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - java.util.AbstractMap<K,​V> (implements java.util.Map<K,​V>)
    - java.util.HashMap<K,​V> (implements java.lang.Cloneable, java.util.Map<K,​V>, java.io.Serializable)
      - java.util.LinkedHashMap<K,​V> (implements java.util.Map<K,​V>)
        - org.apache.storm.trident.util.LRUMap<A,​B>
  - org.apache.storm.trident.util.ErrorEdgeFactory (implements org.apache.storm.shade.org.jgrapht.EdgeFactory<V,​E>, java.io.Serializable)
  - org.apache.storm.trident.util.IndexedEdge<T> (implements java.lang.Comparable<T>, java.io.Serializable)
  - org.apache.storm.trident.util.TridentUtils