net.sf.saxon.instruct
Class Param
java.lang.Object
net.sf.saxon.instruct.Instruction
net.sf.saxon.instruct.GeneralVariable
net.sf.saxon.instruct.DefiningVariable
net.sf.saxon.instruct.Param
- All Implemented Interfaces:
- Binding, Serializable, SourceLocator
- public final class Param
- extends DefiningVariable
The compiled form of an xsl:param element in the stylesheet.
The xsl:param element has mandatory attribute name and optional attribute select
- See Also:
- Serialized Form
Constructor Summary |
Param()
|
Methods inherited from class net.sf.saxon.instruct.GeneralVariable |
containsLocals, getResultType, getSelectExpression, getSelectValue, getVariableFingerprint, init, isAssignable, isGlobal, isRequiredParam, isTunnelParam, setAssignable, setContainsLocals, setGlobal, setRequiredParam, setSelect, setTunnel, setVariableFingerprint |
Methods inherited from class net.sf.saxon.instruct.Instruction |
assembleParams, assembleTunnelParams, getChildren, getColumnNumber, getInstructionDetails, getInstructionName, getLineNumber, getPublicId, getSystemId, getSystemId, process, processChildren, processChildrenLeavingTail, recoverableError, setChildren, setSourceLocation, styleError, styleError |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Param
public Param()
setConversion
public void setConversion(Expression convertor)
setInstructionDetails
public void setInstructionDetails(Controller controller,
NamePool namePool,
InstructionDetails details)
- Get the name of this instruction for diagnostic and tracing purposes
- Overrides:
setInstructionDetails
in class GeneralVariable
processLeavingTail
public TailCall processLeavingTail(XPathContext context)
throws TransformerException
- Description copied from class:
Instruction
- ProcessLeavingTail: called to do the real work of this instruction. This method
must be implemented in each subclass. The results of the instruction are written
to the current Receiver, which can be obtained via the Controller.
- Specified by:
processLeavingTail
in class Instruction
- Parameters:
context
- The dynamic context of the transformation, giving access to the current node,
the current variables, etc.
- Returns:
- null if the instruction has completed execution; or a TailCall indicating
a function call or template call that is delegated to the caller, to be made after the stack has
been unwound so as to save stack space.
- Throws:
TransformerException