# Hierarchy For Package org.apache.struts2.util

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.struts2.util.ComponentUtils
  - org.apache.struts2.util.ContainUtil
  - org.apache.struts2.util.Counter (implements java.util.Iterator<E>, java.io.Serializable)
  - org.apache.struts2.util.DefaultContentTypeMatcher (implements org.apache.struts2.util.ContentTypeMatcher<E>)
  - com.opensymphony.xwork2.conversion.impl.DefaultTypeConverter (implements com.opensymphony.xwork2.conversion.TypeConverter)
    - org.apache.struts2.util.StrutsTypeConverter
  - org.apache.struts2.util.InvocationSessionStore
  - org.apache.struts2.util.IteratorFilterSupport
    - org.apache.struts2.util.AppendIteratorFilter (implements com.opensymphony.xwork2.Action, java.util.Iterator<E>)
    - org.apache.struts2.util.MergeIteratorFilter (implements com.opensymphony.xwork2.Action, java.util.Iterator<E>)
    - org.apache.struts2.util.SortIteratorFilter (implements com.opensymphony.xwork2.Action, java.util.Iterator<E>)
    - org.apache.struts2.util.SubsetIteratorFilter (implements com.opensymphony.xwork2.Action, java.util.Iterator<E>)
  - org.apache.struts2.util.IteratorFilterSupport.EnumerationIterator (implements java.util.Iterator<E>)
  - org.apache.struts2.util.IteratorGenerator (implements com.opensymphony.xwork2.Action, java.util.Iterator<E>)
  - org.apache.struts2.util.ListEntry
  - org.apache.struts2.util.MakeIterator
  - java.io.OutputStream (implements java.io.Closeable, java.io.Flushable)
    - org.apache.struts2.util.FastByteArrayOutputStream
  - org.apache.struts2.util.PrefixTrie
  - org.apache.struts2.util.RegexPatternMatcher (implements com.opensymphony.xwork2.util.PatternMatcher<E>)
  - org.apache.struts2.util.RegexPatternMatcherExpression
  - org.apache.struts2.util.StrutsTestCaseHelper
  - org.apache.struts2.util.StrutsUtil
  - org.apache.struts2.util.TabbedPane
  - org.apache.struts2.util.TextProviderHelper
  - org.apache.struts2.util.Timer
  - org.apache.struts2.util.TokenHelper
  - org.apache.struts2.util.URLBean

## Interface Hierarchy

- org.apache.struts2.util.ContentTypeMatcher<E>
- org.apache.struts2.util.IteratorGenerator.Converter
- org.apache.struts2.util.ObjectFactoryDestroyable
- org.apache.struts2.action.ServletContextAware
  - org.apache.struts2.util.ServletContextAware
- org.apache.struts2.util.SubsetIteratorFilter.Decider
- org.apache.struts2.util.ValueStack
- org.apache.struts2.util.ValueStackProvider

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