Class MappingExpressionFactory.MyWorker

java.lang.Object

se.liu.ida.hefquin.mappings.algebra.exprs.MappingExpressionFactory.MyWorker

All Implemented Interfaces:

MappingOperatorVisitor

Enclosing class:

MappingExpressionFactory

protected static class MappingExpressionFactory.MyWorker
extends Object
implements MappingOperatorVisitor

Field Summary

Fields

Modifier and Type	Field	Description
protected Set<String>	schema
protected MappingExpression[]	subExprs
protected boolean	valid

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	MyWorker()

Method Summary

Modifier and Type	Method	Description
protected MappingExpression	createMappingExpression(MappingOperator rootOp, MappingExpression... subExprs)
protected static boolean	isValid(List<org.apache.jena.atlas.lib.Pair<String,String>> J, Set<String> schemaOfSubExpr1, Set<String> schemaOfSubExpr2)
void	visit(MappingOpConstant op)
void	visit(MappingOpExtend op)
<DDS extends DataObject, DC1 extends DataObject, DC2 extends DataObject, QL1 extends Query, QL2 extends Query> void	visit(MappingOpExtract<DDS,DC1,DC2,QL1,QL2> op)
void	visit(MappingOpJoin op)
void	visit(MappingOpProject op)
void	visit(MappingOpUnion op)

Methods inherited from class java.lang.Object

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

Field Details

subExprs

protected MappingExpression[] subExprs

schema

protected Set<String> schema

valid

protected boolean valid

Constructor Details

MyWorker

protected MyWorker()

Method Details

createMappingExpression

protected MappingExpression createMappingExpression(MappingOperator rootOp,
 MappingExpression... subExprs)

visit

public <DDS extends DataObject,
DC1 extends DataObject,
DC2 extends DataObject,
QL1 extends Query,
QL2 extends Query>
void visit(MappingOpExtract<DDS,DC1,DC2,QL1,QL2> op)

Specified by:

visit in interface MappingOperatorVisitor

visit

public void visit(MappingOpConstant op)

Specified by:

visit in interface MappingOperatorVisitor

visit

public void visit(MappingOpExtend op)

Specified by:

visit in interface MappingOperatorVisitor

visit

public void visit(MappingOpProject op)

Specified by:

visit in interface MappingOperatorVisitor

visit

public void visit(MappingOpJoin op)

Specified by:

visit in interface MappingOperatorVisitor

isValid

protected static boolean isValid(List<org.apache.jena.atlas.lib.Pair<String,String>> J,
 Set<String> schemaOfSubExpr1,
 Set<String> schemaOfSubExpr2)

visit

public void visit(MappingOpUnion op)

Specified by:

visit in interface MappingOperatorVisitor