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

Class SubstringByIndex

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.text.SubstringByIndex

All Implemented Interfaces:

Serializable

public class SubstringByIndex
extends CompositeExpression

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SubstringByIndex(Expression sourceString, Expression fromIndex, Expression toIndex)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Operator	getOperator()
DataType	getReturnedDataType() Validates the returned data type of the Expression.
int	hashCode()
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

SubstringByIndex

public SubstringByIndex(Expression sourceString,
                Expression fromIndex,
                Expression toIndex)

Method Detail

getOperator

public Operator getOperator()

Specified by:

getOperator in class CompositeExpression

validate

public void validate()
              throws MalformedExpressionException

Description copied from class: Expression

Validates correctness of the Expression

Specified by:

validate in class Expression

Throws:

MalformedExpressionException

getReturnedDataType

public DataType getReturnedDataType()
                             throws NotEvaluableDataTypeException

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:

NotEvaluableDataTypeException

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object