Interface SchemaVisitor<T>

All Known Implementing Classes:
CloningVisitor

public interface SchemaVisitor<T>
  • Method Summary

    Modifier and Type
    Method
    Description
    afterVisitNonTerminal(org.apache.avro.Schema nonTerminal)
    Invoked for schemas with children after its children have been visited.
    get()
    Invoked when visiting is complete.
    visitNonTerminal(org.apache.avro.Schema nonTerminal)
    Invoked for schema with children before proceeding to visit the children.
    visitTerminal(org.apache.avro.Schema terminal)
    Invoked for schemas that do not have "child" schemas (like string, int ...)
  • Method Details

    • visitTerminal

      SchemaVisitorAction visitTerminal(org.apache.avro.Schema terminal)
      Invoked for schemas that do not have "child" schemas (like string, int ...) or for a previously encountered schema with children, which will be treated as a terminal. (to avoid circular recursion)
      Parameters:
      terminal -
    • visitNonTerminal

      SchemaVisitorAction visitNonTerminal(org.apache.avro.Schema nonTerminal)
      Invoked for schema with children before proceeding to visit the children.
      Parameters:
      nonTerminal -
    • afterVisitNonTerminal

      SchemaVisitorAction afterVisitNonTerminal(org.apache.avro.Schema nonTerminal)
      Invoked for schemas with children after its children have been visited.
      Parameters:
      nonTerminal -
    • get

      T get()
      Invoked when visiting is complete.
      Returns:
      a value which will be returned by the visit method.