oracle.security.xmlsec.util

Class DocOrderComparator

java.lang.Object

oracle.security.xmlsec.util.DocOrderComparator

All Implemented Interfaces:

java.util.Comparator

public class DocOrderComparator
extends java.lang.Object
implements java.util.Comparator

Comparator for sorting nodes into document order as defined by XPath 1.0, and extended for attributes and namespaces by Canonical XML 1.0.

Since:

2.0

Constructor Summary

Constructors

Constructor and Description
DocOrderComparator() Creates a new DocOrderComparator.

Method Summary

Methods

Modifier and Type	Method and Description
int	compare(java.lang.Object o1, java.lang.Object o2) Compares the two given nodes' document order.
static int	compareNodes(org.w3c.dom.Node n1, org.w3c.dom.Node n2)
boolean	equals(java.lang.Object obj)

Methods inherited from class java.lang.Object

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

Constructor Detail

DocOrderComparator

public DocOrderComparator()

Creates a new DocOrderComparator.

Method Detail

compare

public int compare(java.lang.Object o1,
          java.lang.Object o2)

Compares the two given nodes' document order.

Specified by:

compare in interface java.util.Comparator

Parameters:

o1 - The first Node to compare.

o2 - The second Node to compare.

Returns:

-1 if o1 precedes o2 in document order; returns 0 if they have the same document order; returns 1 if o2 precedes o1.

Throws:

java.lang.ClassCastException - If either o1 or o2 is not an instance of org.w3c.dom.Node.

java.lang.IllegalArgumentException - If the two nodes cannot legitimately be compared for document order (e.g., they are not in the same document).

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in interface java.util.Comparator

Overrides:

equals in class java.lang.Object

compareNodes

public static int compareNodes(org.w3c.dom.Node n1,
               org.w3c.dom.Node n2)
                        throws XPathException

Throws:

XPathException