Package org.xhtmlrenderer.extend
Interface NamespaceHandler
- All Known Implementing Classes:
NoNamespaceHandler
,XhtmlCssOnlyNamespaceHandler
,XhtmlNamespaceHandler
,XhtmlNamespaceHandler
@ParametersAreNonnullByDefault
public interface NamespaceHandler
Provides knowledge specific to a certain document type, like resolving
style-sheets
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Method Summary
Modifier and TypeMethodDescriptiongetAttributeValue
(Element e, String attrName) may return null.getAttributeValue
(Element e, String namespaceURI, String attrName) getDefaultStylesheet
(StylesheetFactory factory) getDocumentTitle
(Document doc) For an element where isImageElement returns true, retrieves the URI associated with that Image, as reported by the element; makes no guarantee that the URI is correct, complete or points to anything in particular.should return null if element is not a linkgetStylesheets
(Document doc) boolean
Determines whether the specified Element represents a <form>.boolean
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Method Details
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getNamespace
- Returns:
- the namespace handled
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getDefaultStylesheet
- Returns:
- the default CSS stylesheet for this namespace
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getDocumentTitle
- Parameters:
doc
- the document- Returns:
- the title for this document, if any exists
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getStylesheets
- Parameters:
doc
- the document- Returns:
- all links to CSS stylesheets (type="text/css") in this document
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getAttributeValue
may return null. Required to return null if attribute does not exist and not null if attribute exists. -
getAttributeValue
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getClass
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getID
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getElementStyling
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getNonCssStyling
- Returns:
- The corresponding css properties for styling that is obtained in other ways.
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getLang
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getLinkUri
should return null if element is not a link -
getAnchorName
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isImageElement
- Returns:
- Returns true if the Element represents an image.
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isFormElement
Determines whether the specified Element represents a <form>.- Parameters:
e
- The Element to evaluate.- Returns:
- true if the Element is a <form> element, false otherwise.
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getImageSourceURI
For an element where isImageElement returns true, retrieves the URI associated with that Image, as reported by the element; makes no guarantee that the URI is correct, complete or points to anything in particular. For elements whereisImageElement(Element)
returns false, this method may return false, and may also return false if the Element is not correctly formed and contains no URI; check the return value carefully.- Parameters:
e
- The element to extract image info from.- Returns:
- String containing the URI for the image.
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