Package com.aquima.interactions.expressions.r7.parser.nodes

Class CollectNode

java.lang.Object

com.aquima.interactions.expressions.parser.ParseNodeBase

com.aquima.interactions.expressions.r7.parser.nodes.CollectNode

All Implemented Interfaces:

IParseNode

public class CollectNode
extends ParseNodeBase

Parse node representing a collect statement.

Since:

6.4

Author:

F. van der Meer, O. Kerpershoek

Constructor Summary

Constructors

Constructor	Description
CollectNode(IParseNode outNode, IParseNode fromNode, String alias, IParseNode whereNode)	Constructs the parse node with the required arguments.

Method Summary

Modifier and Type	Method	Description
String	getAlias()	This method returns the alias for object in the from expression.
IParseNode	getFromExpression()	This method returns the node that should be used to gather the objects from.
IParseNode	getOutExpression()	Returns the output expression for the selection on the.
IParseNode	getWhereExpression()	This method returns the condition that should be applied to object in the from expression.

Methods inherited from class com.aquima.interactions.expressions.parser.ParseNodeBase

getEndPosition, getPosition, setPosition

Methods inherited from class java.lang.Object

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

Constructor Details

CollectNode

public CollectNode(IParseNode outNode,
 IParseNode fromNode,
 String alias,
 IParseNode whereNode)

Constructs the parse node with the required arguments.

Parameters:

outNode - Node identifying the output of the expression.

fromNode - Node used to gather the objects

alias - Alias that should be used for each object in the from expression (optional).

whereNode - Expression that should be used to filter objects in the from expression (optional).

Method Details

getOutExpression

public IParseNode getOutExpression()

Returns the output expression for the selection on the.

Returns:

The out expression.

getFromExpression

public IParseNode getFromExpression()

This method returns the node that should be used to gather the objects from.

Returns:

the node that should be used to gather the objects from.

getAlias

public String getAlias()

This method returns the alias for object in the from expression.

Returns:

the alias for object in the from expression.

getWhereExpression

public IParseNode getWhereExpression()

This method returns the condition that should be applied to object in the from expression.

Returns:

the condition that should be applied to object in the from expression.