com.novell.xsl.process
Class ChooseTemplate

java.lang.Object
  com.novell.xsl.process.TemplateCollection
      com.novell.xsl.process.ChooseTemplate

All Implemented Interfaces:

Template

public class ChooseTemplate

extends TemplateCollection

A template that instantiates the content of the first xsl:when child element whose pattern selects at least one node. If there is no such xsl:when child element, the content of the optional xsl:otherwise child element is instantiated instead. This template corresponds to the xsl:choose element.

Constructor Summary

ChooseTemplate(WhenTemplate[] whenTemplates, OtherwiseTemplate otherwiseTemplate, Node nsContext)
Constructs a ChooseTemplate containing the specified when and otherwise templates.

Method Summary

void	dump(PrintWriter out, int indent) Dumps this object to the specified output stream.
OtherwiseTemplate	getOtherwiseTemplate() Returns this template's otherwise template.
void	instantiate(ProcessingEnv env, Node currentNode, ResultHandler result) Instantiates this template for the specified current node and sends the result to the specified result handler.

Methods inherited from class com.novell.xsl.process.TemplateCollection

getNamespaceContext, getTemplates, instantiateTemplates

Methods inherited from class java.lang.Object

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

Constructor Detail

ChooseTemplate

public ChooseTemplate(WhenTemplate[] whenTemplates,
                      OtherwiseTemplate otherwiseTemplate,
                      Node nsContext)

Constructs a ChooseTemplate containing the specified when and otherwise templates. The when templates are stored in the template collection while the when template is stored separately.

Parameters:

whenTemplates - the when templates

otherwiseTemplate - the otherwise template, or null if none

nsContext - The node in the style sheet from which this template comes

Method Detail

getOtherwiseTemplate

public OtherwiseTemplate getOtherwiseTemplate()

Returns this template's otherwise template.

Returns:

the otherwise template, or null if none

instantiate

public void instantiate(ProcessingEnv env,
                        Node currentNode,
                        ResultHandler result)
                 throws XSLException

Instantiates this template for the specified current node and sends the result to the specified result handler.

For a ChooseTemplate, this method instantiates the first xsl:when template whose pattern selects at least one node. If there is no such xsl:when template but there is an otherwise template, the otherwise template is instantiated. Otherwise nothing is instantiated.

Parameters:

env - the current processing environment

currentNode - the current source node

result - the handler to which results are sent

Throws:

XSLException - if a fatal error occurs during instantiation

dump

public void dump(PrintWriter out,
                 int indent)

Dumps this object to the specified output stream.

Specified by:

dump in interface Template

Overrides:

dump in class TemplateCollection

Parameters:

out - the output stream to write to

indent - number of tabs to indent