Package org.rumbledb.expressions.primary

Class ContextItemExpression

java.lang.Object

org.rumbledb.expressions.Node

org.rumbledb.expressions.Expression

org.rumbledb.expressions.primary.ContextItemExpression

public class ContextItemExpression
extends Expression

Field Summary

Fields inherited from class org.rumbledb.expressions.Expression

expressionClassification, isSequential, staticContext, staticSequenceType

Fields inherited from class org.rumbledb.expressions.Node

highestExecutionMode

Constructor Summary

Constructors

Constructor	Description
ContextItemExpression(ExceptionMetadata metadataFromContext)

Method Summary

Modifier and Type	Method	Description
<T> T	accept(AbstractNodeVisitor<T> visitor, T argument)	Accept method for the visitor pattern.
List<Node>	getChildren()	Returns all children nodes as a list.
boolean	isContextDependent()	Tells whether the expression is context dependent.
void	serializeToJSONiq(StringBuffer sb, int indent)

Methods inherited from class org.rumbledb.expressions.Expression

alwaysReturnsAtMostOneItem, getExpressionClassification, getStaticContext, getStaticContextForRuntime, getStaticSequenceType, isSequential, isUnset, isUpdating, isUpdatingNonSequential, print, setExpressionClassification, setSequential, setStaticContext, setStaticSequenceType

Methods inherited from class org.rumbledb.expressions.Node

getDescendants, getDescendantsMatching, getHighestExecutionMode, getHighestExecutionMode, getMetadata, indentIt, numberOfUnsetExecutionModes, setHighestExecutionMode, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

ContextItemExpression

public ContextItemExpression(ExceptionMetadata metadataFromContext)

Method Details

accept

public <T> T accept(AbstractNodeVisitor<T> visitor,
 T argument)

Description copied from class: Node

Accept method for the visitor pattern.

Specified by:

accept in class Node

Type Parameters:

T - the type of the objects returned by the visitor.

Parameters:

visitor - the visitor.

argument - the input from the visitor.

Returns:

the object returned by this visitor

getChildren

public List<Node> getChildren()

Description copied from class: Node

Returns all children nodes as a list. The list is new and can be modified at will by the caller.

Specified by:

getChildren in class Node

Returns:

the children nodes as a list.

serializeToJSONiq

public void serializeToJSONiq(StringBuffer sb,
 int indent)

Specified by:

serializeToJSONiq in class Node

isContextDependent

public boolean isContextDependent()

Description copied from class: Node

Tells whether the expression is context dependent.

Overrides:

isContextDependent in class Node

Returns:

true if it is context dependent, false otherwise.