Package net.hydromatic.morel.ast

Class Ast.Group

java.lang.Object

net.hydromatic.morel.ast.AstNode

net.hydromatic.morel.ast.Ast.FromStep

net.hydromatic.morel.ast.Ast.Group

Direct Known Subclasses:

Ast.Compute

Enclosing class:

Ast

public static class Ast.Group
extends Ast.FromStep

A group clause in a from expression.

Field Summary

Fields

Modifier and Type	Field	Description
final com.google.common.collect.ImmutableList<Ast.Aggregate>	aggregates
final ImmutablePairList<Ast.Id,Ast.Exp>	groupExps

Fields inherited from class net.hydromatic.morel.ast.AstNode

op, pos

Constructor Summary

Constructors

Constructor	Description
Group(Pos pos, Op op, ImmutablePairList<Ast.Id,Ast.Exp> groupExps, com.google.common.collect.ImmutableList<Ast.Aggregate> aggregates)

Method Summary

Modifier and Type	Method	Description
AstNode	accept(Shuttle shuttle)	Accepts a shuttle, calling the Shuttle.visit(net.hydromatic.morel.ast.Ast.Literal) method appropriate to the type of this node, and returning the result.
void	accept(Visitor visitor)	Accepts a visitor, calling the Shuttle.visit(net.hydromatic.morel.ast.Ast.Literal) method appropriate to the type of this node, and returning the result.
Ast.Group	copy(PairList<Ast.Id,Ast.Exp> groupExps, List<Ast.Aggregate> aggregates)
(package private) AstWriter	unparse(AstWriter w, int left, int right)

Methods inherited from class net.hydromatic.morel.ast.AstNode

toString, unparse

Methods inherited from class java.lang.Object

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

Field Details

groupExps

public final ImmutablePairList<Ast.Id,Ast.Exp> groupExps

aggregates

public final com.google.common.collect.ImmutableList<Ast.Aggregate> aggregates

Constructor Details

Group

Group(Pos pos,
 Op op,
 ImmutablePairList<Ast.Id,Ast.Exp> groupExps,
 com.google.common.collect.ImmutableList<Ast.Aggregate> aggregates)

Method Details

unparse

AstWriter unparse(AstWriter w,
 int left,
 int right)

Specified by:

unparse in class AstNode

accept

public AstNode accept(Shuttle shuttle)

Description copied from class: AstNode

Accepts a shuttle, calling the Shuttle.visit(net.hydromatic.morel.ast.Ast.Literal) method appropriate to the type of this node, and returning the result.

Specified by:

accept in class AstNode

accept

public void accept(Visitor visitor)

Description copied from class: AstNode

Accepts a visitor, calling the Shuttle.visit(net.hydromatic.morel.ast.Ast.Literal) method appropriate to the type of this node, and returning the result.

Specified by:

accept in class AstNode

copy

public Ast.Group copy(PairList<Ast.Id,Ast.Exp> groupExps,
 List<Ast.Aggregate> aggregates)