Package com.aquima.interactions.expressions.tsl.evaluator.nodes

Class FieldNode

java.lang.Object

com.aquima.interactions.expressions.tsl.evaluator.nodes.FieldNode

All Implemented Interfaces:

ITslNode

public class FieldNode
extends Object
implements ITslNode

TSL node representing a field (value) from a TSL expression.

Since:

6.4

Author:

O. Kerpershoek

Constructor Summary

Constructors

Constructor	Description
FieldNode(MessageReporter reporter, IExpr expression, String format)	Constructs the node with the required arguments.

Method Summary

Modifier and Type	Method	Description
void	expand(IValueSource source, OutputBuffer output, ILanguage language)	The expand method should evaluate the node for the given language, and append the result to the output buffer supplied.
IExpr	getExpression()	This method returns the expression that should be used to acquire the field value.
String	getFormat()	This method returns the format that should be applied to the field value.
String	toString()
void	visit(ITslNodeVisitor visitor)	This method allows visitation of the node.

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldNode

public FieldNode(MessageReporter reporter,
                 IExpr expression,
                 String format)

Constructs the node with the required arguments.

Parameters:

reporter - Object that can be used to report error or warnings to.

expression - The expression that should be used to acquire the field value.

format - the format that should be applied to the field value, may be null.

Method Detail

getExpression

public IExpr getExpression()

This method returns the expression that should be used to acquire the field value.

Returns:

the expression that should be used to acquire the field value.

expand

public void expand(IValueSource source,
                   OutputBuffer output,
                   ILanguage language)

Description copied from interface: ITslNode

The expand method should evaluate the node for the given language, and append the result to the output buffer supplied. When the node also contains child elements, this expand method should invoke the child elements too.

Specified by:

expand in interface ITslNode

Parameters:

source - Object containing the values for the current domain.

output - The output buffer the result of this node should be appended to.

language - The language for which the node should be evaluated.

getFormat

public String getFormat()

This method returns the format that should be applied to the field value.

Returns:

the format that should be applied to the field value.

visit

public void visit(ITslNodeVisitor visitor)

Description copied from interface: ITslNode

This method allows visitation of the node. The visit method will not invoke the visitor for any child nodes.

Specified by:

visit in interface ITslNode

Parameters:

visitor - The visitor that should be invoked for this node.

toString

public String toString()

Overrides:

toString in class Object