com.denodo.vdb.engine.customwrapper.expression

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

Fields inherited from class com.denodo.vdb.engine.customwrapper.expression.CustomWrapperExpression

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

Constructor Summary

Constructors

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

Methods inherited from class com.denodo.vdb.engine.customwrapper.expression.CustomWrapperExpression

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

Methods inherited from class java.lang.Object

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

Field Detail

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 Detail

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 Detail

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