com.icl.saxon.sort

## Class TextComparer

- java.lang.Object
- - com.icl.saxon.sort.Comparer
  - - com.icl.saxon.sort.TextComparer

- Direct Known Subclasses:
    Compare_en, StringComparer

      public abstract class TextComparer
      extends Comparer

  A Comparer used for comparing text keys

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static int` | `DEFAULT_CASE_ORDER`
    `static int` | `LOWERCASE_FIRST`
    `static int` | `UPPERCASE_FIRST`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `TextComparer()`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `Comparer` | `setCaseOrder(int caseOrder)` Set case order

    - ### Methods inherited from class com.icl.saxon.sort.Comparer

      `compare, setDataType, setOrder`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### DEFAULT_CASE_ORDER

          public static final int DEFAULT_CASE_ORDER

      See Also:
        Constant Field Values

    - #### LOWERCASE_FIRST

          public static final int LOWERCASE_FIRST

      See Also:
        Constant Field Values

    - #### UPPERCASE_FIRST

          public static final int UPPERCASE_FIRST

      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### TextComparer

          public TextComparer()

  - ### Method Detail

    - #### setCaseOrder

          public Comparer setCaseOrder(int caseOrder)

      Set case order
      Parameters:
        `caseOrder` - one of DEFAULT_CASE_ORDER, LOWERCASE_FIRST, or UPPERCASE_FIRST. Indicates whether upper case letters precede or follow lower case letters in the ordering
      Returns:
        either this or a different Comparer that will be used to perform the comparisons. This allows the TextComparer to delegate the comparison to a Comparer dedicated to a specific case order.