io.crate.expression.symbol

Class Aggregation

java.lang.Object

io.crate.expression.symbol.Symbol

io.crate.expression.symbol.Aggregation

All Implemented Interfaces:

FuncArg, ExplainLeaf, org.elasticsearch.common.io.stream.Writeable

public class Aggregation
extends Symbol

Nested Class Summary

Nested classes/interfaces inherited from interface org.elasticsearch.common.io.stream.Writeable

org.elasticsearch.common.io.stream.Writeable.Reader<V>, org.elasticsearch.common.io.stream.Writeable.Writer<V>

Constructor Summary

Constructors

Constructor and Description
Aggregation(FunctionInfo functionInfo, DataType valueType, java.util.List<Symbol> inputs)
Aggregation(org.elasticsearch.common.io.stream.StreamInput in)

Method Summary

Modifier and Type	Method and Description
<C,R> R	accept(SymbolVisitor<C,R> visitor, C context)
FunctionIdent	functionIdent()
java.util.List<Symbol>	inputs()
java.lang.String	representation()
SymbolType	symbolType()
java.lang.String	toString()
DataType	valueType() Returns the DataType of this Function argument.
void	writeTo(org.elasticsearch.common.io.stream.StreamOutput out)

Methods inherited from class io.crate.expression.symbol.Symbol

canBeCasted, cast, cast, isLiteral

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.crate.expression.symbol.FuncArg

isValueSymbol

Methods inherited from interface io.crate.planner.ExplainLeaf

printList

Constructor Detail

Aggregation

public Aggregation(org.elasticsearch.common.io.stream.StreamInput in)
            throws java.io.IOException

Throws:

java.io.IOException

Aggregation

public Aggregation(FunctionInfo functionInfo,
                   DataType valueType,
                   java.util.List<Symbol> inputs)

Method Detail

symbolType

public SymbolType symbolType()

Specified by:

symbolType in class Symbol

accept

public <C,R> R accept(SymbolVisitor<C,R> visitor,
                      C context)

Specified by:

accept in class Symbol

valueType

public DataType valueType()

Description copied from interface: FuncArg

Returns the DataType of this Function argument.

Specified by:

valueType in interface FuncArg

Specified by:

valueType in class Symbol

Returns:

The DataType of the value.

functionIdent

public FunctionIdent functionIdent()

inputs

public java.util.List<Symbol> inputs()

writeTo

public void writeTo(org.elasticsearch.common.io.stream.StreamOutput out)
             throws java.io.IOException

Throws:

java.io.IOException

toString

public java.lang.String toString()

Overrides:

toString in class Symbol

representation

public java.lang.String representation()

Returns:

Human readable representation of the component