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java.lang.Objectnet.sf.saxon.event.SequenceReceiver
net.sf.saxon.event.ProxyReceiver
net.sf.saxon.event.StartTagBuffer
net.sf.saxon.event.IDFilter
public class IDFilter
IDFilter is a ProxyReceiver that extracts the subtree of a document rooted at the element with a given ID value. Namespace declarations outside this subtree are treated as if they were present on the identified element.
| Field Summary |
|---|
| Fields inherited from class net.sf.saxon.event.StartTagBuffer |
|---|
bufferedAttributes, elementLocationId, elementNameCode, elementProperties, elementTypeCode, namespaces, namespacesSize |
| Fields inherited from class net.sf.saxon.event.ProxyReceiver |
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nextReceiver |
| Fields inherited from class net.sf.saxon.event.SequenceReceiver |
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pipelineConfiguration, previousAtomic, systemId |
| Fields inherited from interface javax.xml.transform.Result |
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PI_DISABLE_OUTPUT_ESCAPING, PI_ENABLE_OUTPUT_ESCAPING |
| Constructor Summary | |
|---|---|
IDFilter(Receiver next,
String id)
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| Method Summary | |
|---|---|
void |
attribute(NodeName attName,
SimpleType typeCode,
CharSequence value,
int locationId,
int properties)
Notify an attribute. |
void |
characters(CharSequence chars,
int locationId,
int properties)
Character data |
void |
comment(CharSequence chars,
int locationId,
int properties)
Output a comment |
protected void |
declareNamespacesForStartElement()
|
void |
endElement()
endElement: |
void |
processingInstruction(String target,
CharSequence data,
int locationId,
int properties)
Processing Instruction |
void |
startContent()
startContent: Test if a matching ID attribute was found; if so, start outputting. |
void |
startElement(NodeName nameCode,
SchemaType typeCode,
int locationId,
int properties)
startElement |
boolean |
usesTypeAnnotations()
Ask whether this Receiver (or the downstream pipeline) makes any use of the type annotations supplied on element and attribute events |
| Methods inherited from class net.sf.saxon.event.StartTagBuffer |
|---|
declareAllNamespaces, endDocument, getAllAttributes, getAttribute, getLocalNamespaces, getURIForPrefix, hasAttributes, iteratePrefixes, namespace, setPipelineConfiguration, startDocument, undeclareNamespacesForElement |
| Methods inherited from class net.sf.saxon.event.ProxyReceiver |
|---|
append, close, getNamePool, getUnderlyingReceiver, open, setSystemId, setUnderlyingReceiver, setUnparsedEntity |
| Methods inherited from class net.sf.saxon.event.SequenceReceiver |
|---|
append, getConfiguration, getPipelineConfiguration, getSystemId |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public IDFilter(Receiver next,
String id)
| Method Detail |
|---|
public void startElement(NodeName nameCode,
SchemaType typeCode,
int locationId,
int properties)
throws XPathException
startElement in interface ReceiverstartElement in class StartTagBuffernameCode - integer code identifying the name of the element within the name pool.typeCode - integer code identifying the element's type within the name pool.locationId - an integer which can be interpreted using a LocationProvider to return
information such as line number and system ID. If no location information is available,
the value zero is supplied.properties - properties of the element node
XPathException - if an error occurs
public void attribute(NodeName attName,
SimpleType typeCode,
CharSequence value,
int locationId,
int properties)
throws XPathException
attribute in interface Receiverattribute in class StartTagBufferattName - 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, inter alia:
value - the string value of the attributelocationId - an integer which can be interpreted using a LocationProvider to return
information such as line number and system ID. If no location information is available,
the value zero is supplied.
IllegalStateException: - attempt to output an attribute when there is no open element
start tag
XPathException - if an error occurs
public void startContent()
throws XPathException
startContent in interface ReceiverstartContent in class StartTagBufferXPathException - if an error occurs
protected void declareNamespacesForStartElement()
throws XPathException
declareNamespacesForStartElement in class StartTagBufferXPathException
public void endElement()
throws XPathException
endElement in interface ReceiverendElement in class StartTagBufferXPathException - if an error occurs
public void characters(CharSequence chars,
int locationId,
int properties)
throws XPathException
characters in interface Receivercharacters in class ProxyReceiverchars - The characterslocationId - an integer which can be interpreted using a LocationProvider
to return information such as line number and system ID. If no location information is available,
the value zero is supplied.properties - Bit significant value. The following bits are defined:
XPathException - if an error occurs
public void processingInstruction(String target,
CharSequence data,
int locationId,
int properties)
throws XPathException
processingInstruction in interface ReceiverprocessingInstruction in class ProxyReceivertarget - The PI name. This must be a legal name (it will not be checked).data - The data portion of the processing instructionlocationId - an integer which can be interpreted using a LocationProvider to return
information such as line number and system ID. If no location information is available,
the value zero is supplied.properties - Additional information about the PI.
XPathException - if an error occurs
public void comment(CharSequence chars,
int locationId,
int properties)
throws XPathException
comment in interface Receivercomment in class ProxyReceiverchars - The content of the commentlocationId - an integer which can be interpreted using a LocationProvider to return
information such as line number and system ID. If no location information is available,
the value zero is supplied.properties - Additional information about the comment.
XPathException - if an error occurspublic boolean usesTypeAnnotations()
usesTypeAnnotations in interface ReceiverusesTypeAnnotations in class ProxyReceiver
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