org.gcube.data.analysis.tabulardata.expression.composite

Class ExternalReferenceExpression

java.lang.Object

org.gcube.data.analysis.tabulardata.expression.Expression

org.gcube.data.analysis.tabulardata.expression.composite.CompositeExpression

org.gcube.data.analysis.tabulardata.expression.composite.ExternalReferenceExpression

All Implemented Interfaces:

Serializable

public class ExternalReferenceExpression
extends CompositeExpression

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ExternalReferenceExpression(LeafExpression selectArgument, Expression externalCondition)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Expression	getExternalCondition()
Operator	getOperator()
DataType	getReturnedDataType() Validates the returned data type of the Expression.
LeafExpression	getSelectArgument()
int	hashCode()
void	setExternalCondition(Expression externalCondition)
void	setSelectArgument(LeafExpression selectArgument)
String	toString()
void	validate() Validates correctness of the Expression

Methods inherited from class org.gcube.data.analysis.tabulardata.expression.Expression

clone, getAppliableOperators

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ExternalReferenceExpression

public ExternalReferenceExpression(LeafExpression selectArgument,
                           Expression externalCondition)

Method Detail

getOperator

public Operator getOperator()

Specified by:

getOperator in class CompositeExpression

getReturnedDataType

public DataType getReturnedDataType()
                             throws MalformedExpressionException

Description copied from class: Expression

Validates the returned data type of the Expression. Invalid expression may return a wrong datatype

Specified by:

getReturnedDataType in class Expression

Returns:

Throws:

MalformedExpressionException

validate

public void validate()
              throws MalformedExpressionException

Description copied from class: Expression

Validates correctness of the Expression

Specified by:

validate in class Expression

Throws:

MalformedExpressionException

getSelectArgument

public LeafExpression getSelectArgument()

Returns:

the selectArgument

setSelectArgument

public void setSelectArgument(LeafExpression selectArgument)

Parameters:

selectArgument - the selectArgument to set

getExternalCondition

public Expression getExternalCondition()

Returns:

the externalCondition

setExternalCondition

public void setExternalCondition(Expression externalCondition)

Parameters:

externalCondition - the externalCondition to set

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object