IMarkupFilter (Wicket Parent 9.18.0-SNAPSHOT API)

All Known Implementing Classes:

AbstractMarkupFilter, AutoLabelTagHandler, EnclosureHandler, HeadForceTagIdHandler, HtmlHandler, HtmlHeaderSectionHandler, HtmlProblemFinder, InlineEnclosureHandler, OpenCloseTagExpander, RelativePathPrefixHandler, RootMarkupFilter, StyleAndScriptIdentifier, WicketContainerTagHandler, WicketLinkTagHandler, WicketMessageTagHandler, WicketNamespaceHandler, WicketRemoveTagHandler, WicketTagIdentifier
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public interface IMarkupFilter
```
Wicket uses a streaming XML parser to read the markup. A chain of IMarkupFilters is used e.g. to remove comments, allow for html typical markup (some tags don't need to be closed explicitly), etc.

Author:

Juergen Donnerstag

See Also:

MarkupParser, MarkupFactory

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`IMarkupFilter`	`getNextFilter()`	IMarkupFilters are usually chained with the last filter retrieving the elements from the XML parser.
`MarkupElement`	`nextElement()`	Get the next MarkupElement from the parent MarkupFilter and handle it if the specific filter criteria are met.
`void`	`postProcess(Markup markup)`	Called after all filters have been processed.
`void`	`setNextFilter(IMarkupFilter parent)`	Set parent filter.

- Method Detail
  - getNextFilter
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IMarkupFilter getNextFilter()
```
    IMarkupFilters are usually chained with the last filter retrieving the elements from the XML parser.
    
    Returns:
    
    The next filter in the chain, or null if the last one.
  - setNextFilter
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void setNextFilter(IMarkupFilter parent)
```
    Set parent filter.
    
    Parameters:
    
    parent - The next element in the chain
  - nextElement
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MarkupElement nextElement()
                   throws ParseException
```
    Get the next MarkupElement from the parent MarkupFilter and handle it if the specific filter criteria are met. Depending on the filter, it may return the MarkupElement unchanged, modified or remove it by asking the parent handler for the next tag.
    
    Returns:
    
    Return the next eligible MarkupElement. Null, if no more found.
    
    Throws:
    
    ParseException
  - postProcess
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void postProcess(Markup markup)
```
    Called after all filters have been processed.
    
    Parameters:
    
    markup -