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

Author:

Michael H. Kay

Field Summary

static int	DEFAULT_CASE_ORDER
static int	LOWERCASE_FIRST
static int	UPPERCASE_FIRST

Constructor Summary

TextComparer()

Method Summary

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.