com.asakusafw.dmdl.semantics.trait

Class ReduceTerm<T extends AstTerm<T>>

java.lang.Object

com.asakusafw.dmdl.semantics.trait.ReduceTerm<T>

Type Parameters:

T - the type of terms

All Implemented Interfaces:

Element

public class ReduceTerm<T extends AstTerm<T>>
extends Object
implements Element

Reducing terms.

Constructor Summary

Constructors

Constructor and Description
ReduceTerm(T term, ModelSymbol source, List<MappingFactor> mappings, List<PropertySymbol> grouping) Creates and returns a new instance.

Method Summary

Modifier and Type	Method and Description
List<PropertySymbol>	getGrouping() Returns symbols of grouping properties.
List<MappingFactor>	getMappings() Returns mapping/folding factors in this term.
T	getOriginalAst() Returns the corresponded syntactic element of this.
ModelSymbol	getSource() Returns a symbol of source model.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReduceTerm

public ReduceTerm(T term,
                  ModelSymbol source,
                  List<MappingFactor> mappings,
                  List<PropertySymbol> grouping)

Creates and returns a new instance.

Parameters:

term - the original AST

source - the join source

mappings - mapping/folding factors

grouping - the grouping properties

Throws:

IllegalArgumentException - if some parameters were null

Method Detail

getOriginalAst

public T getOriginalAst()

Description copied from interface: Element

Returns the corresponded syntactic element of this.

Specified by:

getOriginalAst in interface Element

Returns:

the corresponded syntactic element, or null if unknown

getSource

public ModelSymbol getSource()

Returns a symbol of source model.

Returns:

the source model

getMappings

public List<MappingFactor> getMappings()

Returns mapping/folding factors in this term.

Returns:

mapping/folding factors

getGrouping

public List<PropertySymbol> getGrouping()

Returns symbols of grouping properties.

Returns:

the grouping properties