Module io.jenetics.ext

Package io.jenetics.ext.grammar

Class Cfg.Builder<T>

java.lang.Object

io.jenetics.ext.grammar.Cfg.Builder<T>

Type Parameters:

T - the terminal symbol value type

Enclosing class:

Cfg<T>

public static final class Cfg.Builder<T>
extends Object

Builder class for building Cfg objects.

Since:

8.2

Method Summary

Modifier and Type	Method	Description
Cfg<T>	build()	Creates a new CFG object.
Cfg.Builder<T>	R(Cfg.NonTerminal<T> start, Consumer<? super Cfg.Rule.Builder<T>> builder)	Building a new rule for the CFG.
Cfg.Builder<T>	R(String name, Consumer<? super Cfg.Rule.Builder<T>> builder)	Building a new rule for the CFG.

Methods inherited from class java.lang.Object

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

Method Details

R

public Cfg.Builder<T> R(Cfg.NonTerminal<T> start,
 Consumer<? super Cfg.Rule.Builder<T>> builder)

Building a new rule for the CFG.

Parameters:

start - the rule start

builder - the rule builder

Returns:

this builder for method chaining

R

public Cfg.Builder<T> R(String name,
 Consumer<? super Cfg.Rule.Builder<T>> builder)

Building a new rule for the CFG.

Parameters:

name - the rule name

builder - the rule builder

Returns:

this builder for method chaining

build

public Cfg<T> build()

Creates a new CFG object.

Returns:

a newly created CFG object

Throws:

IllegalArgumentException - if the rule list is empty or a rule is defined more than once, the start symbol points to a missing rule or the rules uses symbols not defined in the list of Cfg.nonTerminals() or Cfg.terminals()

See Also:

• Cfg.of(List)