org.apache.xalan.transformer

Class KeyTable

public class KeyTable extends Object

Table of element keys, keyed by document node. An instance of this class is keyed by a Document node that should be matched with the root of the current context.

UNKNOWN: advanced

Constructor Summary
KeyTable(int doc, PrefixResolver nscontext, QName name, Vector keyDeclarations, XPathContext xctxt)
Build a keys table.
Method Summary
intgetDocKey()
Get the document root matching this key.
QNamegetKeyTableName()
Get Key Name for this KeyTable
XNodeSetgetNodeSetDTMByKey(QName name, XMLString ref)
Given a valid element key, return the corresponding node list.

Constructor Detail

KeyTable

public KeyTable(int doc, PrefixResolver nscontext, QName name, Vector keyDeclarations, XPathContext xctxt)
Build a keys table.

Parameters: doc The owner document key. nscontext The stylesheet's namespace context. name The key name keyDeclarations The stylesheet's xsl:key declarations.

Throws: javax.xml.transform.TransformerException

Method Detail

getDocKey

public int getDocKey()
Get the document root matching this key.

Returns: the document root matching this key

getKeyTableName

public QName getKeyTableName()
Get Key Name for this KeyTable

Returns: Key name

getNodeSetDTMByKey

public XNodeSet getNodeSetDTMByKey(QName name, XMLString ref)
Given a valid element key, return the corresponding node list.

Parameters: name The name of the key, which must match the 'name' attribute on xsl:key. ref The value that must match the value found by the 'match' attribute on xsl:key.

Returns: a set of nodes referenced by the key named name and the reference ref. If no node is referenced by this key, an empty node set is returned.

Copyright B) 2006 Apache XML Project. All Rights Reserved.