public class UseWhenFilter extends ProxyReceiver
Originally, with XSLT 2.0, this class did use-when filtering and very little else. In XSLT 3.0 its role has expanded: it evaluates shadow attributes and static variables, and collects information about package dependencies.
nextReceiver
pipelineConfiguration, previousAtomic, systemId
Constructor and Description |
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UseWhenFilter(Compilation compilation,
Receiver next,
NestedIntegerValue precedence)
Create a UseWhenFilter
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Modifier and Type | Method and Description |
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void |
characters(java.lang.CharSequence chars,
Location locationId,
int properties)
Character data
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void |
comment(java.lang.CharSequence chars,
Location locationId,
int properties)
Output a comment
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void |
endElement()
End of element
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Sequence |
evaluateStatic(java.lang.String expression,
Location locationId,
UseWhenStaticContext staticContext)
Evaluate a static expression (to initialize a static variable)
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void |
open()
Start of document
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void |
processingInstruction(java.lang.String target,
java.lang.CharSequence data,
Location locationId,
int properties)
Processing Instruction
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void |
startElement(NodeName elemName,
SchemaType type,
AttributeMap attributes,
NamespaceMap namespaces,
Location location,
int properties)
Notify the start of an element.
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append, close, endDocument, getNamePool, getNextReceiver, setPipelineConfiguration, setSystemId, setUnderlyingReceiver, setUnparsedEntity, startDocument, usesTypeAnnotations
append, decompose, flatten, getConfiguration, getErrorCodeForDecomposingFunctionItems, getPipelineConfiguration, getSystemId, handlesAppend
public UseWhenFilter(Compilation compilation, Receiver next, NestedIntegerValue precedence)
compilation
- the compilation episodenext
- the next receiver in the pipelineprecedence
- the import precedence expressed as a dotted-decimal integer, e.g. 1.4.6public void open() throws XPathException
open
in interface Receiver
open
in class ProxyReceiver
XPathException
- if an error occurspublic void startElement(NodeName elemName, SchemaType type, AttributeMap attributes, NamespaceMap namespaces, Location location, int properties) throws XPathException
startElement
in interface Receiver
startElement
in class ProxyReceiver
elemName
- the name of the element.type
- the type annotation of the element.attributes
- the attributes of this elementnamespaces
- the in-scope namespaces of this element: generally this is all the in-scope
namespaces, without relying on inheriting namespaces from parent elementslocation
- an object providing information about the module, line, and column where the node originatedproperties
- bit-significant properties of the element node. If there are no relevant
properties, zero is supplied. The definitions of the bits are in class ReceiverOption
XPathException
- if an error occurspublic void endElement() throws XPathException
endElement
in interface Receiver
endElement
in class ProxyReceiver
XPathException
- if an error occurspublic void characters(java.lang.CharSequence chars, Location locationId, int properties) throws XPathException
characters
in interface Receiver
characters
in class ProxyReceiver
chars
- The characterslocationId
- provides information such as line number and system ID.properties
- Bit significant value. The following bits are defined:
XPathException
- if an error occurspublic void processingInstruction(java.lang.String target, java.lang.CharSequence data, Location locationId, int properties)
processingInstruction
in interface Receiver
processingInstruction
in class ProxyReceiver
target
- The PI name. This must be a legal name (it will not be checked).data
- The data portion of the processing instructionlocationId
- provides information such as line number and system ID.properties
- Additional information about the PI.public void comment(java.lang.CharSequence chars, Location locationId, int properties) throws XPathException
comment
in interface Receiver
comment
in class ProxyReceiver
chars
- The content of the commentlocationId
- provides information such as line number and system ID.properties
- Additional information about the comment.XPathException
- if an error occurspublic Sequence evaluateStatic(java.lang.String expression, Location locationId, UseWhenStaticContext staticContext) throws XPathException
expression
- the expression to be evaluatedlocationId
- identifies the location of the expression in case error need to be reportedstaticContext
- the static context for evaluation of the expressionXPathException
- if evaluation of the expression failsCopyright (c) 2004-2022 Saxonica Limited. All rights reserved.