DoInstr.DoInstructionElaborator

java.lang.Object
- net.sf.saxon.expr.elab.Elaborator
- - net.sf.saxon.expr.elab.PushElaborator
  - - com.saxonica.xsltextn.instruct.DoInstr.DoInstructionElaborator

Enclosing class:: DoInstr

public static class DoInstr.DoInstructionElaborator
extends PushElaborator

Constructor Summary

Constructors
Constructor Description

DoInstructionElaborator()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ItemEvaluator`	`elaborateForItem()`	Get a function that evaluates the underlying expression in the form of a `Item`.
`PullEvaluator`	`elaborateForPull()`	Get a function that evaluates the underlying expression in the form of a `SequenceIterator`
`PushEvaluator`	`elaborateForPush()`	Get a function that evaluates the underlying expression in push mode, by writing events to an `Outputter`

Methods inherited from class net.sf.saxon.expr.elab.PushElaborator
eagerly, elaborateForBoolean, elaborateForUnicodeString

Methods inherited from class net.sf.saxon.expr.elab.Elaborator
elaborateForString, elaborateForUpdate, getConfiguration, getExpression, handleNullString, handleNullUnicodeString, handlePossiblyNullString, handlePossiblyNullUnicodeString, lazily, setExpression

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DoInstructionElaborator
```
public DoInstructionElaborator()
```
- Method Detail
  - elaborateForPush
```
public PushEvaluator elaborateForPush()
```
    Description copied from class: Elaborator
    
    Get a function that evaluates the underlying expression in push mode, by writing events to an Outputter
    
    Overrides:
    
    elaborateForPush in class PushElaborator
    
    Returns:
    
    an evaluator for the expression in push mode
  - elaborateForPull
```
public PullEvaluator elaborateForPull()
```
    Description copied from class: Elaborator
    
    Get a function that evaluates the underlying expression in the form of a SequenceIterator
    
    Overrides:
    
    elaborateForPull in class PushElaborator
    
    Returns:
    
    an evaluator for the expression that returns a SequenceIterator
  - elaborateForItem
```
public ItemEvaluator elaborateForItem()
```
    Description copied from class: Elaborator
    
    Get a function that evaluates the underlying expression in the form of a Item. This must only be called for expressions whose result has cardinality zero or one.
    
    Overrides:
    
    elaborateForItem in class PushElaborator
    
    Returns:
    
    an evaluator for the expression that returns an Item, or null to represent an empty sequence.