Package io.github.willena.influxql.ast.expr

Class VarRef

java.lang.Object

io.github.willena.influxql.ast.expr.VarRef

All Implemented Interfaces:

Expression, Node

public class VarRef
extends Object
implements Expression

Reference to variable of name of field / alias

Constructor Summary

Constructors

Constructor	Description
VarRef(String expr)	Build a varRef from name
VarRef(String value, DataType type)	Build a varRef from name and type

Method Summary

Modifier and Type	Method	Description
static VarRef	of(String expr)	Build a reference given its name and datatype
static VarRef	of(String expr, DataType type)	Build a reference given its name and datatype
String	toString()	Convert the current Node to an influxql String that the parser must be able to read.

Methods inherited from class java.lang.Object

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

Constructor Detail

VarRef

public VarRef(String value,
              DataType type)

Build a varRef from name and type

Parameters:

type - type

value - value

VarRef

public VarRef(String expr)

Build a varRef from name

Parameters:

expr - name

Method Detail

of

public static VarRef of(String expr)

Build a reference given its name and datatype

Parameters:

expr - ref name

Returns:

a VarRef

of

public static VarRef of(String expr,
                        DataType type)

Build a reference given its name and datatype

Parameters:

expr - ref name

type - type

Returns:

a VarRef

toString

public String toString()

Description copied from interface: Node

Convert the current Node to an influxql String that the parser must be able to read.

Specified by:

toString in interface Node

Overrides:

toString in class Object

Returns:

an InfluxQL string