Google

: Class Comparer

com.icl.saxon.sort
Class Comparer


java.lang.Object

  |

  +--com.icl.saxon.sort.Comparer

Direct Known Subclasses:
DescendingComparer, DoubleComparer, LowercaseFirstComparer, TextComparer, UppercaseFirstComparer

public abstract class Comparer
extends java.lang.Object

A Comparer used for comparing keys


Constructor Summary
Comparer()
           
 
Method Summary
abstract  int compare(java.lang.Object a, java.lang.Object b)
          Compare two objects.
 Comparer setDataType(java.lang.String dataTypeURI, java.lang.String dataTypeLocalName)
          Set data type.
 Comparer setOrder(boolean isAscending)
          Set order.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Comparer


public Comparer()
Method Detail

compare


public abstract int compare(java.lang.Object a,
                            java.lang.Object b)
Compare two objects.
Returns:
<0 if a0 if a>b
Throws:
java.lang.ClassCastException - if the objects are of the wrong type for this Comparer

setDataType


public Comparer setDataType(java.lang.String dataTypeURI,
                            java.lang.String dataTypeLocalName)
Set data type. The comparer has the option of returning a different comparer once it knows the data type

setOrder


public Comparer setOrder(boolean isAscending)
Set order. The comparer has the option of returning a different comparer