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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
public abstract class XSLGeneralVariable
This class defines common behaviour across xsl:variable, xsl:param, and xsl:with-param
Field Summary | |
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protected boolean |
assignable
|
protected java.lang.String |
constantText
|
protected boolean |
global
|
protected boolean |
implicitlyRequiredParam
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protected boolean |
redundant
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protected boolean |
requiredParam
|
protected SequenceType |
requiredType
|
protected Expression |
select
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protected int |
sequence
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protected SlotManager |
slotManager
|
protected boolean |
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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XSLGeneralVariable()
|
Method Summary | |
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void |
addChild(NodeImpl node,
int index)
Add a child node to this node. |
protected boolean |
allowsAsAttribute()
|
protected boolean |
allowsRequired()
|
protected boolean |
allowsTunnelAttribute()
|
protected boolean |
allowsValue()
|
protected void |
checkAgainstRequiredType(SequenceType required)
Check the supplied select expression against the required type. |
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 |
int |
getConstructType()
Get the type of construct. |
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) |
protected ItemType |
getReturnedItemType()
Determine the type of item returned by this instruction (only relevant if it is an instruction). |
protected long |
getSequenceNumber()
Get the node sequence number (in document order). |
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. |
java.lang.String |
getVariableDisplayName()
Get the display name of the variable. |
StructuredQName |
getVariableQName()
Get the QName of the variable |
boolean |
hasChildNodes()
Determine if the node has any children. |
protected void |
initializeInstruction(Executable exec,
GeneralVariable var)
Initialize - common code called from the compile() method of all subclasses |
boolean |
isAssignable()
Test whether it is permitted to assign to the variable using the saxon:assign extension element. |
boolean |
isGlobal()
Test whether this is a global variable or parameter |
boolean |
isRequiredParam()
Test whether this is a required parameter (required="yes") |
boolean |
isTunnelParam()
Test whether this is a tunnel parameter (tunnel="yes") |
boolean |
mayContainSequenceConstructor()
Determine whether this type of element is allowed to contain a template-body |
void |
prepareAttributes()
Set the attribute list for the element. |
void |
setRedundant()
Mark this global variable as redundant. |
protected void |
setReferenceCount(GeneralVariable var)
|
protected void |
useChildrenArray(NodeImpl[] array)
Supply an array to be used for the array of children. |
void |
validate()
Check that the stylesheet element is valid. |
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.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 Expression select
protected SequenceType requiredType
protected java.lang.String constantText
protected boolean global
protected SlotManager slotManager
protected boolean assignable
protected boolean redundant
protected boolean requiredParam
protected boolean implicitlyRequiredParam
protected boolean tunnel
protected int sequence
Constructor Detail |
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public XSLGeneralVariable()
Method Detail |
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protected ItemType getReturnedItemType()
getReturnedItemType
in class StyleElement
public boolean mayContainSequenceConstructor()
mayContainSequenceConstructor
in class StyleElement
protected boolean allowsAsAttribute()
protected boolean allowsTunnelAttribute()
protected boolean allowsValue()
protected boolean allowsRequired()
public boolean isAssignable()
public boolean isTunnelParam()
public boolean isRequiredParam()
public boolean isGlobal()
public java.lang.String getVariableDisplayName()
public void setRedundant()
public StructuredQName getVariableQName()
public void prepareAttributes() throws XPathException
StyleElement
prepareAttributes
in class StyleElement
XPathException
public void validate() throws XPathException
StyleElement
validate
in class StyleElement
XPathException
protected void checkAgainstRequiredType(SequenceType required) throws XPathException
required
- The type required by the variable declaration, or in the case
of xsl:with-param, the signature of the called template
XPathException
protected void initializeInstruction(Executable exec, GeneralVariable var) throws XPathException
exec
- the executablevar
- the representation of the variable declaration in the compiled executable
XPathException
protected void setReferenceCount(GeneralVariable var)
public int getConstructType()
Location
. This method is part of the
InstructionInfo
interface
getConstructType
in interface InstructionInfo
getConstructType
in class StyleElement
protected 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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