net.sf.saxon.sort
Class GlobalOrderComparer

java.lang.Object
  net.sf.saxon.sort.GlobalOrderComparer

All Implemented Interfaces:

Serializable, NodeOrderComparer

public final class GlobalOrderComparer
extends Object
implements NodeOrderComparer, Serializable

A Comparer used for comparing nodes in document order. This comparer is used when there is no guarantee that the nodes being compared come from the same document

Author:

Michael H. Kay

See Also:

Serialized Form

Constructor Summary

GlobalOrderComparer()

Method Summary

int	compare(NodeInfo a, NodeInfo b) Compare two objects.
static GlobalOrderComparer	getInstance() Get an instance of a GlobalOrderComparer.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GlobalOrderComparer

public GlobalOrderComparer()

Method Detail

getInstance

public static GlobalOrderComparer getInstance()

Get an instance of a GlobalOrderComparer. The class maintains no state so this returns the same instance every time.

compare

public int compare(NodeInfo a,
                   NodeInfo b)

Description copied from interface: NodeOrderComparer

Compare two objects.

Specified by:

compare in interface NodeOrderComparer

Returns:

<0 if a0 if a>b