# Hierarchy For Package org.apache.lucene.queryparser.flexible.core.util

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.lucene.queryparser.flexible.core.util.QueryNodeOperation
  - org.apache.lucene.queryparser.flexible.core.util.StringUtils
  - org.apache.lucene.queryparser.flexible.core.util.UnescapedCharSequence (implements java.lang.CharSequence)

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