examples.grammar.GrammarDemo Class Reference

Detailed Description

Generates character strings corresponding to sentences formed according to a BNF grammar.

The simple grammar in this example, found in the file grammar.bnf, is the following:

<S>               := The <adjective-group> <noun-verb> the <adjective-group> <noun> . ;
<adjective-group> := <observation> <size> <age> <color> ;
<noun-verb>       := <nv-singular> | <nv-plural> ;
<nv-singular>     := <noun> <verb> ;
<nv-plural>       := <nouns> <verbs> ;
<noun>            := fox | <dog> | <cat> | bird ;
<verb>            := watches | plays with | runs after ;
<nouns>           := cats | dogs | birds | farmers ;
<verbs>           := play with | run after | watch ;
<observation>     := lovely | funny | ugly | quick | ε ;
<size>            := big | small | ε ;
<age>             := young | old | ε ;
<color>           := brown | black | white | grey | ε ;
<dog>             := poodle | pitbull | dog ;
<cat>             := siamese | Cheshire cat | burmese cat | cat ;

<p<blockquote>

A sample run of the program could be:

The ugly small old black cats run after the funny brown pitbull . 
The small young grey fox runs after the ugly old Cheshire cat .  
The old grey bird watches the funny brown poodle .  
The funny cats watch the funny old fox .
… 

Author

Sylvain Hallé

Definition at line 63 of file GrammarDemo.java.

Static Public Member Functions
static void	main (String[] args) throws InvalidGrammarException

Member Function Documentation

main()

static void examples.grammar.GrammarDemo.main ( String[]  args ) throws InvalidGrammarException

static

Definition at line 65 of file GrammarDemo.java.

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The documentation for this class was generated from the following file:

• Source/Examples/src/examples/grammar/GrammarDemo.java