org.apache.xalan.trace
Class TraceManager

java.lang.Object
  |
  +--org.apache.xalan.trace.TraceManager

public class TraceManager

extends java.lang.Object

This class manages trace listeners, and acts as an interface for the tracing functionality in Xalan.

Constructor Summary

TraceManager(TransformerImpl transformer)
Constructor for the trace manager.

Method Summary

void	addTraceListener(TraceListener tl) Add a trace listener for the purposes of debugging and diagnosis.
void	fireGenerateEvent(GenerateEvent te) Fire a generate event.
void	fireSelectedEvent(Node sourceNode, ElemTemplateElement styleNode, java.lang.String attributeName, XPath xpath, XObject selection) Fire a selection event.
void	fireSelectedEvent(SelectionEvent se) Fire a selection event.
void	fireTraceEvent(Node sourceNode, QName mode, ElemTemplateElement styleNode) Fire a trace event.
void	fireTraceEvent(TracerEvent te) Fire a trace event.
boolean	hasTraceListeners() Tell if trace listeners are present.
void	removeTraceListener(TraceListener tl) Remove a trace listener.

Methods inherited from class java.lang.Object

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

Constructor Detail

TraceManager

public TraceManager(TransformerImpl transformer)

Constructor for the trace manager.

Parameters:

transformer - a non-null instance of a transformer

Method Detail

addTraceListener

public void addTraceListener(TraceListener tl)
                      throws java.util.TooManyListenersException

Add a trace listener for the purposes of debugging and diagnosis.

Parameters:

tl - Trace listener to be added.

Throws:

java.util.TooManyListenersException -

removeTraceListener

public void removeTraceListener(TraceListener tl)

Remove a trace listener.

Parameters:

tl - Trace listener to be removed.

fireGenerateEvent

public void fireGenerateEvent(GenerateEvent te)

Fire a generate event.

Parameters:

te - Generate Event to fire

hasTraceListeners

public boolean hasTraceListeners()

Tell if trace listeners are present.

Returns:

True if there are trace listeners

fireTraceEvent

public void fireTraceEvent(Node sourceNode,
                           QName mode,
                           ElemTemplateElement styleNode)

Fire a trace event.

Parameters:

sourceNode - Current source node

mode - Template mode

styleNode - Stylesheet template node

fireTraceEvent

public void fireTraceEvent(TracerEvent te)

Fire a trace event.

Parameters:

te - Trace event to fire

fireSelectedEvent

public void fireSelectedEvent(Node sourceNode,
                              ElemTemplateElement styleNode,
                              java.lang.String attributeName,
                              XPath xpath,
                              XObject selection)
                       throws TransformerException

Fire a selection event.

Parameters:

sourceNode - Current source node

styleNode - node in the style tree reference for the event.

attributeName - The attribute name from which the selection is made.

xpath - The XPath that executed the selection.

selection - The result of the selection.

Throws:

TransformerException -

fireSelectedEvent

public void fireSelectedEvent(SelectionEvent se)
                       throws TransformerException

Fire a selection event.

Parameters:

se - Selection event to fire

Throws:

TransformerException -