com.jclark.xsl.tr
Class ProcessContextImpl

java.lang.Object
  com.jclark.xsl.tr.ProcessContextImpl

All Implemented Interfaces:

ExprContext, ProcessContext

 class ProcessContextImpl
extends java.lang.Object
implements ProcessContext

manages the state of a transformation (and performs the transformation of a source document against an XSLT stylesheet)

Nested Class Summary

(package private) static class

ProcessContextImpl.VariableBindings variable name/value bindings are maintained internally as a linked list

Nested classes/interfaces inherited from interface com.jclark.xsl.tr.ProcessContext

ProcessContext.Memento

Field Summary

(package private) static StringVariant	emptyStringVariant
(package private) static int	OPEN_ACTION_INIT_SIZE

Constructor Summary

ProcessContextImpl(SheetDetails sheet, Node root, XMLProcessor processor, ParameterSet params)

Method Summary

void	applyImports(Node node, Result result)
void	bindLocalVariable(Name name, Variant value) binds a varaible to the given Name
ProcessContext.Memento	createMemento() save some state
Result	createNodeResult(Node baseNode, Node[] rootNodeRef)
java.lang.Object	get(java.lang.Object key)
Node	getCurrent(Node node)
NodeIterator	getDocument(java.net.URL baseURL, java.lang.String uriRef) load an object model representation of the XML document at a url constructed from the two arguments
ExtensionContext	getExtensionContext(java.lang.String namespace)
Variant	getGlobalVariableValue(Name name) access to the stylesheet's global variables
KeyValuesTable	getKeyValuesTable(Name keyName, Node contextNode)
int	getLastPosition()
Variant	getLocalVariableValue(Name name) access to the stylesheet's in-scope local variables
Variant	getParam(Name name)
int	getPosition()
SaxFilterMaker	getSaxExtensionFilter() returns an XRAP (Extension element) processor, packaged as a SAX filter
Variant	getSystemProperty(Name name) provides access to the system properties for the system-property() function in XSLT 1.0 section 12.4
Node	getTree(Variant variant)
void	invoke(NodeIterator iter, Action action, Result result)
void	invokeWithParams(Action action, Name[] paramNames, Variant[] paramValues, Node node, Result result)
void	process(NodeIterator iter, Name modeName, Name[] paramNames, Variant[] paramValues, Result result) run the transformation
(package private) void	processSafe(Node node, Name name, Result result)
void	put(java.lang.Object key, java.lang.Object value)
Name	unaliasName(Name name)
NamespacePrefixMap	unaliasNamespacePrefixMap(NamespacePrefixMap map)
void	unbindLocalVariables(int n)
void	useAttributeSet(Name name, Node node, Result result)

Methods inherited from class java.lang.Object

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

Field Detail

OPEN_ACTION_INIT_SIZE

static final int OPEN_ACTION_INIT_SIZE

See Also:

Constant Field Values

emptyStringVariant

static StringVariant emptyStringVariant

Constructor Detail

ProcessContextImpl

ProcessContextImpl(SheetDetails sheet,
                   Node root,
                   XMLProcessor processor,
                   ParameterSet params)

Method Detail

invoke

public void invoke(NodeIterator iter,
                   Action action,
                   Result result)
            throws XSLException

Specified by:

invoke in interface ProcessContext

Throws:

XSLException

process

public void process(NodeIterator iter,
                    Name modeName,
                    Name[] paramNames,
                    Variant[] paramValues,
                    Result result)
             throws XSLException

run the transformation

Specified by:

process in interface ProcessContext

Throws:

XSLException

processSafe

void processSafe(Node node,
                 Name name,
                 Result result)
           throws XSLException

Throws:

XSLException

applyImports

public void applyImports(Node node,
                         Result result)
                  throws XSLException

Specified by:

applyImports in interface ProcessContext

Throws:

XSLException

getPosition

public int getPosition()

Specified by:

getPosition in interface ExprContext

getSaxExtensionFilter

public SaxFilterMaker getSaxExtensionFilter()

Description copied from interface: ProcessContext

returns an XRAP (Extension element) processor, packaged as a SAX filter

Specified by:

getSaxExtensionFilter in interface ProcessContext

getLastPosition

public int getLastPosition()
                    throws XSLException

Specified by:

getLastPosition in interface ExprContext

Throws:

XSLException

getGlobalVariableValue

public Variant getGlobalVariableValue(Name name)
                               throws XSLException

Description copied from interface: ExprContext

access to the stylesheet's global variables

Specified by:

getGlobalVariableValue in interface ExprContext

Throws:

XSLException

getLocalVariableValue

public Variant getLocalVariableValue(Name name)

Description copied from interface: ExprContext

access to the stylesheet's in-scope local variables

Specified by:

getLocalVariableValue in interface ExprContext

bindLocalVariable

public void bindLocalVariable(Name name,
                              Variant value)
                       throws XSLException

Description copied from interface: ProcessContext

binds a varaible to the given Name

Specified by:

bindLocalVariable in interface ProcessContext

Throws:

XSLException

unbindLocalVariables

public void unbindLocalVariables(int n)

Specified by:

unbindLocalVariables in interface ProcessContext

invokeWithParams

public void invokeWithParams(Action action,
                             Name[] paramNames,
                             Variant[] paramValues,
                             Node node,
                             Result result)
                      throws XSLException

Specified by:

invokeWithParams in interface ProcessContext

Throws:

XSLException

getParam

public Variant getParam(Name name)

Specified by:

getParam in interface ProcessContext

Returns:

the parameter bound to the given name

createMemento

public ProcessContext.Memento createMemento()

save some state

Specified by:

createMemento in interface ProcessContext

getExtensionContext

public ExtensionContext getExtensionContext(java.lang.String namespace)
                                     throws XSLException

Specified by:

getExtensionContext in interface ExprContext

Throws:

XSLException

getSystemProperty

public Variant getSystemProperty(Name name)

Description copied from interface: ExprContext

provides access to the system properties for the system-property() function in XSLT 1.0 section 12.4

Specified by:

getSystemProperty in interface ExprContext

getCurrent

public Node getCurrent(Node node)

Specified by:

getCurrent in interface ExprContext

useAttributeSet

public void useAttributeSet(Name name,
                            Node node,
                            Result result)
                     throws XSLException

Specified by:

useAttributeSet in interface ProcessContext

Throws:

XSLException

getDocument

public NodeIterator getDocument(java.net.URL baseURL,
                                java.lang.String uriRef)
                         throws XSLException

load an object model representation of the XML document at a url constructed from the two arguments

Specified by:

getDocument in interface ExprContext

Throws:

XSLException

getKeyValuesTable

public KeyValuesTable getKeyValuesTable(Name keyName,
                                        Node contextNode)

Specified by:

getKeyValuesTable in interface ExprContext

Returns:

the table of indexed nodes for the named key in the node's document

unaliasName

public Name unaliasName(Name name)

Specified by:

unaliasName in interface ProcessContext

unaliasNamespacePrefixMap

public NamespacePrefixMap unaliasNamespacePrefixMap(NamespacePrefixMap map)

Specified by:

unaliasNamespacePrefixMap in interface ProcessContext

put

public void put(java.lang.Object key,
                java.lang.Object value)

Specified by:

put in interface ProcessContext

get

public java.lang.Object get(java.lang.Object key)

Specified by:

get in interface ProcessContext

getTree

public Node getTree(Variant variant)
             throws XSLException

Specified by:

getTree in interface ExprContext

Throws:

XSLException

createNodeResult

public Result createNodeResult(Node baseNode,
                               Node[] rootNodeRef)
                        throws XSLException

Specified by:

createNodeResult in interface ProcessContext

Throws:

XSLException