org.apache.shindig.gadgets.templates.tags
Class TemplateBasedTagHandler

java.lang.Object
  org.apache.shindig.gadgets.templates.tags.AbstractTagHandler
      org.apache.shindig.gadgets.templates.tags.TemplateBasedTagHandler

All Implemented Interfaces:

TagHandler

public class TemplateBasedTagHandler
extends AbstractTagHandler

TagHandler implemented by an declarative XML definition.

Field Summary

Fields inherited from interface org.apache.shindig.gadgets.templates.tags.TagHandler

OPENSOCIAL_NAMESPACE

Constructor Summary

TemplateBasedTagHandler(Element templateDefinition, String namespaceUri, String tagName)

Method Summary

protected Map<String,Object>	computeMy(Element tagInstance, Node processedContent, TemplateProcessor processor) Compute the value of ${My} for this tag execution.
void	process(Node result, Element tagInstance, TemplateProcessor processor) Processes the custom tag.
protected void	processTemplate(Node result, Element tagInstance, TemplateProcessor processor) Process the template content in the new EL state

Methods inherited from class org.apache.shindig.gadgets.templates.tags.AbstractTagHandler

appendTextNode, getNamespaceUri, getTagName, getValueFromTag, processChildren

Methods inherited from class java.lang.Object

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

Constructor Detail

TemplateBasedTagHandler

public TemplateBasedTagHandler(Element templateDefinition,
                               String namespaceUri,
                               String tagName)

Method Detail

process

public void process(Node result,
                    Element tagInstance,
                    TemplateProcessor processor)

Description copied from interface: TagHandler

Processes the custom tag.

Parameters:

result - A Node to append output to.

tagInstance - The Element reference to the tag, useful for inspecting attributes and children

processor - A TemplateProcessor, used to evaluate expressions and render sub-templates if needed.

processTemplate

protected void processTemplate(Node result,
                               Element tagInstance,
                               TemplateProcessor processor)

Process the template content in the new EL state

computeMy

protected Map<String,Object> computeMy(Element tagInstance,
                                       Node processedContent,
                                       TemplateProcessor processor)

Compute the value of ${My} for this tag execution.