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java.lang.Objectnet.sf.saxon.event.SequenceReceiver
net.sf.saxon.event.ProxyReceiver
net.sf.saxon.style.UseWhenFilter
This is a filter inserted into the input pipeline for processing stylesheet modules, whose task is to evaluate use-when expressions and discard those parts of the stylesheet module for which the use-when attribute evaluates to false.
| Field Summary |
| Fields inherited from class net.sf.saxon.event.ProxyReceiver |
nextReceiver |
| Fields inherited from class net.sf.saxon.event.SequenceReceiver |
pipelineConfiguration, previousAtomic, systemId |
| Fields inherited from interface javax.xml.transform.Result |
PI_DISABLE_OUTPUT_ESCAPING, PI_ENABLE_OUTPUT_ESCAPING |
| Constructor Summary | |
UseWhenFilter(StartTagBuffer startTag)
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| Method Summary | |
void |
attribute(int nameCode,
int typeCode,
java.lang.CharSequence value,
int locationId,
int properties)
Notify an attribute. |
void |
characters(java.lang.CharSequence chars,
int locationId,
int properties)
Character data |
void |
comment(java.lang.CharSequence chars,
int locationId,
int properties)
Output a comment |
void |
endElement()
End of element |
boolean |
evaluateUseWhen(java.lang.String expression,
int locationId)
Evaluate a use-when attribute |
void |
namespace(int namespaceCode,
int properties)
Notify a namespace. |
void |
open()
Start of document |
void |
processingInstruction(java.lang.String target,
java.lang.CharSequence data,
int locationId,
int properties)
Processing Instruction |
void |
startContent()
Notify the start of the content, that is, the completion of all attributes and namespaces. |
void |
startElement(int nameCode,
int typeCode,
int locationId,
int properties)
Notify the start of an element. |
| Methods inherited from class net.sf.saxon.event.ProxyReceiver |
close, endDocument, getConfiguration, getDocumentLocator, getNamePool, getUnderlyingReceiver, setPipelineConfiguration, setSystemId, setUnderlyingReceiver, setUnparsedEntity, startDocument |
| Methods inherited from class net.sf.saxon.event.SequenceReceiver |
append, getPipelineConfiguration, getSystemId |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public UseWhenFilter(StartTagBuffer startTag)
| Method Detail |
public void open()
throws XPathException
open in interface Receiveropen in class ProxyReceiverXPathException
public void startElement(int nameCode,
int typeCode,
int locationId,
int properties)
throws XPathException
startElement in interface ReceiverstartElement in class ProxyReceivernameCode - integer code identifying the name of the element within the name pool.typeCode - integer code identifying the element's type within the name pool.properties - bit-significant properties of the element node
XPathException
public void namespace(int namespaceCode,
int properties)
throws XPathException
namespace in interface Receivernamespace in class ProxyReceivernamespaceCode - an integer: the top half is a prefix code, the bottom half a URI code.
These may be translated into an actual prefix and URI using the name pool. A prefix code of
zero represents the empty prefix (that is, the default namespace). A URI code of zero represents
a URI of "", that is, a namespace undeclaration.
IllegalStateException: - attempt to output a namespace when there is no open element
start tag
XPathException
public void attribute(int nameCode,
int typeCode,
java.lang.CharSequence value,
int locationId,
int properties)
throws XPathException
attribute in interface Receiverattribute in class ProxyReceivernameCode - The name of the attribute, as held in the name pooltypeCode - The type of the attribute, as held in the name poolproperties - Bit significant value. The following bits are defined:
IllegalStateException: - attempt to output an attribute when there is no open element
start tag
XPathException
public void startContent()
throws XPathException
startContent in interface ReceiverstartContent in class ProxyReceiverXPathException
public void endElement()
throws XPathException
endElement in interface ReceiverendElement in class ProxyReceiverXPathException
public void characters(java.lang.CharSequence chars,
int locationId,
int properties)
throws XPathException
characters in interface Receivercharacters in class ProxyReceiverXPathException
public void processingInstruction(java.lang.String target,
java.lang.CharSequence data,
int locationId,
int properties)
processingInstruction in interface ReceiverprocessingInstruction in class ProxyReceiver
public void comment(java.lang.CharSequence chars,
int locationId,
int properties)
throws XPathException
comment in interface Receivercomment in class ProxyReceiverXPathException
public boolean evaluateUseWhen(java.lang.String expression,
int locationId)
throws XPathException
XPathException
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