Class CustomWrapperFunctionExpression

java.lang.Object

com.denodo.vdb.engine.customwrapper.expression.CustomWrapperExpression

com.denodo.vdb.engine.customwrapper.expression.CustomWrapperFunctionExpression

public final class CustomWrapperFunctionExpression
extends CustomWrapperExpression

Represents a function in Custom Wrapper conditions.

See Also:

• CustomWrapperCondition
• CustomWrapperFunctionParameter

Field Summary

Fields

Modifier and Type	Field	Description
static final int	MODIFIER_ALL	Constant indicating that the function has the modifier ALL.
static final int	MODIFIER_DISTINCT	Constant indicating that the function has the modifier DISTINCT.
static final int	MODIFIER_NONE	Constant indicating that the function has no modifiers.

Fields inherited from class CustomWrapperExpression

ARRAY_TYPE, CONDITION_TYPE, CONTAINS_TYPE, FIELD_TYPE, FUNCTION_TYPE, REGISTER_TYPE, SIMPLE_TYPE

Constructor Summary

Constructors

Constructor	Description
CustomWrapperFunctionExpression(String name, List<CustomWrapperFunctionParameter> parameters, int modifier, boolean isAggregateFunction)	Creates a CustomWrapperFunctionExpression specifying its name, parameters, modifier and whether it is an aggregate function.

Method Summary

Modifier and Type	Method	Description
protected int	getExpressionType()
int	getModifier()
String	getName()
List<CustomWrapperFunctionParameter>	getParameters()
boolean	isAggregateFunction()
String	toString()

Methods inherited from class CustomWrapperExpression

equals, hashCode, isArrayExpression, isConditionExpression, isContainsExpression, isFieldExpression, isFunctionExpression, isRegisterExpression, isSimpleExpression

Methods inherited from class Object

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

Field Details

MODIFIER_NONE

public static final int MODIFIER_NONE

Constant indicating that the function has no modifiers.

See Also:

• Constant Field Values

MODIFIER_ALL

public static final int MODIFIER_ALL

Constant indicating that the function has the modifier ALL.

See Also:

• Constant Field Values

MODIFIER_DISTINCT

public static final int MODIFIER_DISTINCT

Constant indicating that the function has the modifier DISTINCT.

See Also:

• Constant Field Values

Constructor Details

CustomWrapperFunctionExpression

public CustomWrapperFunctionExpression(String name,
 List<CustomWrapperFunctionParameter> parameters,
 int modifier,
 boolean isAggregateFunction)

Creates a CustomWrapperFunctionExpression specifying its name, parameters, modifier and whether it is an aggregate function.

Users do not need to instantiate this class.

Parameters:

name - this function's name.

parameters - a list of this function's parameters.

modifier - one of MODIFIER_NONE, MODIFIER_ALL, MODIFIER_DISTINCT.

isAggregateFunction - true if this is an aggregate-type function, false otherwise.

Method Details

getName

public String getName()

Returns:

this function's name

getParameters

public List<CustomWrapperFunctionParameter> getParameters()

Returns:

a list with this function's parameters

See Also:

• CustomWrapperFunctionParameter

getModifier

public int getModifier()

isAggregateFunction

public boolean isAggregateFunction()

toString

public String toString()

Specified by:

toString in class CustomWrapperExpression

getExpressionType

protected int getExpressionType()

Specified by:

getExpressionType in class CustomWrapperExpression