Package org.apache.drill.common.expression

Class FunctionCall

java.lang.Object

org.apache.drill.common.expression.LogicalExpressionBase

org.apache.drill.common.expression.FunctionCall

All Implemented Interfaces:

Iterable<LogicalExpression>, LogicalExpression

Direct Known Subclasses:

BooleanOperator

public class FunctionCall
extends LogicalExpressionBase
implements Iterable<LogicalExpression>

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.drill.common.expression.LogicalExpression

LogicalExpression.De, LogicalExpression.Se

Field Summary

Fields

Modifier and Type	Field	Description
protected final com.google.common.collect.ImmutableList<LogicalExpression>	args

Constructor Summary

Constructors

Constructor	Description
FunctionCall(String name, List<LogicalExpression> args, ExpressionPosition pos)

Method Summary

Modifier and Type	Method	Description
<T, V, E extends Exception> T	accept(ExprVisitor<T,V,E> visitor, V value)
LogicalExpression	arg(int i)
int	argCount()
List<LogicalExpression>	args()
TypeProtos.MajorType	getMajorType()
String	getName()
ExpressionPosition	getPosition()
Iterator<LogicalExpression>	iterator()
String	toString()

Methods inherited from class org.apache.drill.common.expression.LogicalExpressionBase

getCumulativeCost, getDescription, getSelfCost, i

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Details

args

protected final com.google.common.collect.ImmutableList<LogicalExpression> args

Constructor Details

FunctionCall

public FunctionCall(String name,
 List<LogicalExpression> args,
 ExpressionPosition pos)

Method Details

getName

public String getName()

getPosition

public ExpressionPosition getPosition()

Specified by:

getPosition in interface LogicalExpression

Overrides:

getPosition in class LogicalExpressionBase

args

public List<LogicalExpression> args()

argCount

public int argCount()

arg

public LogicalExpression arg(int i)

accept

public <T,
V,
E extends Exception> T accept(ExprVisitor<T,V,E> visitor,
 V value)
                                     throws E

Specified by:

accept in interface LogicalExpression

Throws:

E

iterator

public Iterator<LogicalExpression> iterator()

Specified by:

iterator in interface Iterable<LogicalExpression>

getMajorType

public TypeProtos.MajorType getMajorType()

Specified by:

getMajorType in interface LogicalExpression

Overrides:

getMajorType in class LogicalExpressionBase

toString

public String toString()

Overrides:

toString in class Object