Class BooleanConstantReader

java.lang.Object

ch.andre601.expressionparser.parsers.ValueReader

ch.andre601.expressionparser.parsers.BooleanConstantReader

public class BooleanConstantReader
extends ValueReader

ValueReader converting BooleanToken instances into ExpressionTemplate instances.

Constructor Summary

Constructors

Constructor	Description
BooleanConstantReader()

Method Summary

Modifier and Type	Method	Description
ExpressionTemplate	read(ExpressionTemplateParser parser, List<Token> tokens, ParseWarnCollector collector)	Takes the first entry of the provided list of Tokens and returns a ConstantExpressionTemplate using the retrieved Token's boolean value, if it is a BooleanToken, or null.

Methods inherited from class java.lang.Object

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

Constructor Details

BooleanConstantReader

public BooleanConstantReader()

Method Details

read

public ExpressionTemplate read(ExpressionTemplateParser parser,
 List<Token> tokens,
 ParseWarnCollector collector)

Takes the first entry of the provided list of Tokens and returns a ConstantExpressionTemplate using the retrieved Token's boolean value, if it is a BooleanToken, or null.

Specified by:

read in class ValueReader

Parameters:

parser - ExpressionTemplateParser instance to use. The default ExpressionTemplateParser provides itself here.

tokens - List of tokens to parse into an ExpressionTemplate.

collector - ParseWarnCollector instance to use.

Returns:

Possibly-null ExpressionTemplate.