public class ExtensionHandlerExsltFunction extends ExtensionHandler
m_namespaceUri, m_scriptLang
Constructor and Description |
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ExtensionHandlerExsltFunction(String ns,
StylesheetRoot stylesheet)
Constructor called from ElemExsltFunction runtimeInit().
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Modifier and Type | Method and Description |
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Object |
callFunction(FuncExtFunction extFunction,
Vector args,
ExpressionContext exprContext)
Execute the EXSLT function and return the result value.
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Object |
callFunction(String funcName,
Vector args,
Object methodKey,
ExpressionContext exprContext)
Execute the EXSLT function and return the result value.
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ElemExsltFunction |
getFunction(String funcName)
Get the ElemExsltFunction element associated with the
function.
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boolean |
isElementAvailable(String elemName)
If an element-available() call applies to an EXSLT result element within
an EXSLT function element, return true.
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boolean |
isFunctionAvailable(String funcName)
Does the EXSLT function exist?
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void |
processElement(String localPart,
ElemTemplateElement element,
TransformerImpl transformer,
Stylesheet stylesheetTree,
Object methodKey)
Required by ExtensionHandler (an abstract method).
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public ExtensionHandlerExsltFunction(String ns, StylesheetRoot stylesheet)
public void processElement(String localPart, ElemTemplateElement element, TransformerImpl transformer, Stylesheet stylesheetTree, Object methodKey) throws TransformerException, IOException
processElement
in class ExtensionHandler
localPart
- Element name's local part.element
- The extension element being processed.transformer
- Handle to TransformerImpl.stylesheetTree
- The compiled stylesheet tree.methodKey
- A key that uniquely identifies this class and method call.TransformerException
- if parsing troubleIOException
- if loading troublepublic ElemExsltFunction getFunction(String funcName)
funcName
- Local name of the function.public boolean isFunctionAvailable(String funcName)
isFunctionAvailable
in class ExtensionHandler
funcName
- Local name of the function.public boolean isElementAvailable(String elemName)
isElementAvailable
in class ExtensionHandler
elemName
- name of the element.public Object callFunction(String funcName, Vector args, Object methodKey, ExpressionContext exprContext) throws TransformerException
callFunction
in class ExtensionHandler
funcName
- Name of the EXSLT function.args
- The arguments of the function call.methodKey
- Not used.exprContext
- Used to get the XPathContext.TransformerException
public Object callFunction(FuncExtFunction extFunction, Vector args, ExpressionContext exprContext) throws TransformerException
callFunction
in class ExtensionHandler
extFunction
- The XPath extension functionargs
- The arguments of the function call.exprContext
- The context in which this expression is being executed.TransformerException
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