io.cdap.wrangler.api.parser

Interface Token

All Superinterfaces:

Serializable

All Known Implementing Classes:

Bool, BoolList, ColumnName, ColumnNameList, DirectiveName, Expression, Identifier, Numeric, NumericList, Properties, Ranges, Text, TextList

@PublicEvolving
public interface Token
extends Serializable

The Token class represents the object that contains the value and type of the token as parsed by the parser of the grammar defined for recipe.

This class provides methods for retrieving the wrapped value of token parsed as well the type of token the implementation of this interface represents.

It also provides method for providing the JsonElement of implementation of this interface.

Method Summary

Modifier and Type	Method and Description
com.google.gson.JsonElement	toJson() The class implementing this interface will return the JsonElement instance including the values of the object.
TokenType	type() Returns the TokenType of the object represented by the implementation of this interface.
Object	value() Returns the value of the object wrapped by the implementation of this interface.

Method Detail

value

Object value()

Returns the value of the object wrapped by the implementation of this interface.

Returns:

value wrapped by the implementation of this interface.

type

TokenType type()

Returns the TokenType of the object represented by the implementation of this interface.

Returns:

TokenType of the implementation object.

toJson

com.google.gson.JsonElement toJson()

The class implementing this interface will return the JsonElement instance including the values of the object.

Returns:

JsonElement object containing members of implementing class.