Interface FieldSelector

All Superinterfaces:
Cloneable
All Known Implementing Classes:
AllIndexesSelector, ExcludeFieldEnumSelector, ExcludeFieldIndexSelector, ExcludeFieldNameSelector, FieldEnumSelector, FieldIndexSelector, FieldNameSelector

public interface FieldSelector extends Cloneable
Interface used to identify classes capable of selecting fields and returning their positions in a given sequence.
  • Method Summary

    Modifier and Type
    Method
    Description
    Clones this field selector.
    Returns a string that represents the current field selection
    int[]
    Returns the indexes of any selected fields that are part of a sequence of headers.
    int[]
    Returns the indexes of any selected fields that are part of a sequence of headers.
  • Method Details

    • getFieldIndexes

      int[] getFieldIndexes(String[] headers)
      Returns the indexes of any selected fields that are part of a sequence of headers.
      Parameters:
      headers - the sequence of headers that might have some elements selected by this FieldSelector
      Returns:
      the positions of all selected elements in the given headers sequence.
    • getFieldIndexes

      int[] getFieldIndexes(NormalizedString[] headers)
      Returns the indexes of any selected fields that are part of a sequence of headers.
      Parameters:
      headers - the sequence of headers that might have some elements selected by this FieldSelector
      Returns:
      the positions of all selected elements in the given headers sequence.
    • describe

      String describe()
      Returns a string that represents the current field selection
      Returns:
      a string that represents the current field selection
    • clone

      Object clone()
      Clones this field selector. Changes to the selection on the clone won't be reflected on the original
      Returns:
      a copy of the current field selector.