Package com.icl.saxon
Class KeyManager
- java.lang.Object
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- com.icl.saxon.KeyManager
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public class KeyManager extends java.lang.Object
KeyManager manages the set of key definitions in a stylesheet, and the indexes associated with these key definitions- Author:
- Michael H. Kay
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Constructor Summary
Constructors Constructor Description KeyManager()
create a KeyManager and initialise variables
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.util.Vector
getKeyDefinitions(int fingerprint)
Get all the key definitions that match a particular fingerprintNodeEnumeration
selectByKey(int fingerprint, DocumentInfo doc, java.lang.String value, Controller controller)
Get the nodes with a given key valuevoid
setKeyDefinition(KeyDefinition keydef)
Register a key definition.
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Method Detail
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setKeyDefinition
public void setKeyDefinition(KeyDefinition keydef)
Register a key definition. Note that multiple key definitions with the same name are allowed- Parameters:
keyDefinition
- The details of the key's definition
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getKeyDefinitions
public java.util.Vector getKeyDefinitions(int fingerprint)
Get all the key definitions that match a particular fingerprint- Parameters:
fingerprint
- The fingerprint of the name of the required key- Returns:
- The key definition of the named key if there is one, or null otherwise.
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selectByKey
public NodeEnumeration selectByKey(int fingerprint, DocumentInfo doc, java.lang.String value, Controller controller) throws XPathException
Get the nodes with a given key value- Parameters:
fingerprint
- The fingerprint of the name of the required keydoc
- The source document in questionvalue
- The required key valuecontroller
- The controller, needed only the first time when the key is being built- Returns:
- an enumeration of nodes, always in document order
- Throws:
XPathException
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