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java.lang.Objectnet.sf.saxon.tree.NodeImpl
net.sf.saxon.tree.ElementImpl
net.sf.saxon.tree.ElementWithAttributes
net.sf.saxon.style.StyleElement
net.sf.saxon.style.XSLGeneralVariable
net.sf.saxon.style.XSLVariableDeclaration
public abstract class XSLVariableDeclaration
Generic class for xsl:variable and xsl:param elements.
Field Summary | |
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protected java.util.List |
references
|
protected int |
sequence
|
Fields inherited from class net.sf.saxon.style.XSLGeneralVariable |
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assignable, constantText, global, implicitlyRequiredParam, redundant, requiredParam, requiredType, select, slotManager, tunnel |
Fields inherited from class net.sf.saxon.style.StyleElement |
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defaultCollationName, defaultXPathNamespace, extensionNamespaces, REPORT_ALWAYS, REPORT_IF_INSTANTIATED, REPORT_UNLESS_FALLBACK_AVAILABLE, REPORT_UNLESS_FORWARDS_COMPATIBLE, reportingCircumstances, staticContext, validationError, version |
Fields inherited from class net.sf.saxon.tree.ElementWithAttributes |
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attributeList, namespaceList |
Fields inherited from class net.sf.saxon.tree.ElementImpl |
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nameCode, root |
Fields inherited from class net.sf.saxon.tree.NodeImpl |
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index, NODE_LETTER, parent |
Fields inherited from interface net.sf.saxon.om.NodeInfo |
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ALL_NAMESPACES, EMPTY_NAMESPACE_LIST, IS_DTD_TYPE, IS_NILLED, LOCAL_NAMESPACES, NO_NAMESPACES |
Fields inherited from interface net.sf.saxon.om.ValueRepresentation |
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EMPTY_VALUE_ARRAY |
Constructor Summary | |
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XSLVariableDeclaration()
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Method Summary | |
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void |
addChild(NodeImpl node,
int index)
Add a child node to this node. |
void |
compact(int size)
Compact the space used by this node |
protected AxisIterator |
enumerateChildren(NodeTest test)
Get an enumeration of the children of this node |
protected void |
fixupBinding(Binding binding)
Notify all variable references of the Binding instruction |
void |
fixupReferences()
Notify all references to this variable of the data type |
NodeInfo |
getFirstChild()
Get the first child node of the element |
NodeInfo |
getLastChild()
Get the last child node of the element |
protected NodeImpl |
getNthChild(int n)
Get the nth child node of the element (numbering from 0) |
abstract SequenceType |
getRequiredType()
Get the static type of the variable. |
protected long |
getSequenceNumber()
Get the node sequence number (in document order). |
SlotManager |
getSlotManager()
Get the SlotManager associated with this stylesheet construct. |
int |
getSlotNumber()
Get the slot number allocated to this variable (its position in the stackframe) |
java.lang.String |
getStringValue()
Return the string-value of the node, that is, the concatenation of the character content of all descendent elements and text nodes. |
java.lang.CharSequence |
getStringValueCS()
Get the value of the item as a CharSequence. |
boolean |
hasChildNodes()
Determine if the node has any children. |
boolean |
isInstruction()
Determine whether this node is an instruction. |
void |
registerReference(BindingReference ref)
Method called by VariableReference to register the variable reference for subsequent fixup |
protected void |
setReferenceCount(GeneralVariable var)
Set the number of references to this variable. |
void |
setSlotNumber(int slot)
Allocate a slot number to this variable |
protected void |
useChildrenArray(NodeImpl[] array)
Supply an array to be used for the array of children. |
void |
validate()
Check that the variable is not already declared, and allocate a slot number |
Methods inherited from class net.sf.saxon.style.XSLGeneralVariable |
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allowsAsAttribute, allowsRequired, allowsTunnelAttribute, allowsValue, checkAgainstRequiredType, getConstructType, getReturnedItemType, getVariableDisplayName, getVariableQName, initializeInstruction, isAssignable, isGlobal, isRequiredParam, isTunnelParam, mayContainSequenceConstructor, prepareAttributes, setRedundant |
Methods inherited from class net.sf.saxon.tree.ElementWithAttributes |
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copy, getAttributeList, getAttributeValue, getDeclaredNamespaces, getInScopeNamespaceCodes, getPrefixForURI, getURICodeForPrefix, getURIForPrefix, initialise, iteratePrefixes, setNamespaceDeclarations |
Methods inherited from class net.sf.saxon.tree.ElementImpl |
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generateId, getBaseURI, getDocumentRoot, getNameCode, getNodeKind, getRoot, getSystemId, setNameCode, setSystemId |
Methods inherited from class net.sf.saxon.tree.NodeImpl |
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atomize, compareOrder, equals, getColumnNumber, getConfiguration, getDisplayName, getDocumentNumber, getFingerprint, getLocalPart, getNamePool, getNextInDocument, getNextSibling, getParent, getPrefix, getPreviousInDocument, getPreviousSibling, getPublicId, getTypeAnnotation, getTypedValue, getURI, hashCode, isSameNodeInfo, iterateAxis, iterateAxis |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface net.sf.saxon.expr.VariableDeclaration |
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getVariableQName |
Methods inherited from interface net.sf.saxon.trace.InstructionInfo |
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getSystemId |
Methods inherited from interface org.xml.sax.Locator |
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getColumnNumber, getPublicId |
Methods inherited from interface javax.xml.transform.SourceLocator |
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getColumnNumber, getPublicId |
Field Detail |
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protected java.util.List references
protected int sequence
Constructor Detail |
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public XSLVariableDeclaration()
Method Detail |
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public SlotManager getSlotManager()
getSlotManager
in interface StylesheetProcedure
public int getSlotNumber()
public void setSlotNumber(int slot)
slot
- the position of the variable on the local stack framepublic abstract SequenceType getRequiredType()
public void registerReference(BindingReference ref)
registerReference
in interface VariableDeclaration
ref
- the variable referencepublic boolean isInstruction()
isInstruction
in class StyleElement
public void fixupReferences() throws XPathException
fixupReferences
in class StyleElement
XPathException
public void validate() throws XPathException
validate
in class XSLGeneralVariable
XPathException
protected void fixupBinding(Binding binding)
binding
- the Binding that represents this variable declaration in the executable code treeprotected void setReferenceCount(GeneralVariable var)
setReferenceCount
in class XSLGeneralVariable
var
- the variableprotected final long getSequenceNumber()
getSequenceNumber
in class NodeImpl
public final boolean hasChildNodes()
hasChildNodes
in interface NodeInfo
hasChildNodes
in class NodeImpl
true
if the node has any children,
false
if the node has no children.protected final AxisIterator enumerateChildren(NodeTest test)
test
- A NodeTest to be satisfied by the child nodes, or null
if all child node are to be returned
public final NodeInfo getFirstChild()
getFirstChild
in class NodeImpl
public final NodeInfo getLastChild()
getLastChild
in class NodeImpl
protected final NodeImpl getNthChild(int n)
n
- identifies the required child
public java.lang.String getStringValue()
Item.getStringValueCS()
public java.lang.CharSequence getStringValueCS()
NodeImpl
getStringValueCS
in interface Item
getStringValueCS
in interface ValueRepresentation
getStringValueCS
in class NodeImpl
Item.getStringValue()
protected void useChildrenArray(NodeImpl[] array)
array
- the array to be usedpublic void addChild(NodeImpl node, int index)
node
- the node to be added as a child of this nodeindex
- the position where the child is to be addedpublic void compact(int size)
size
- the number of actual children
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