{"id":935,"date":"2004-12-08T08:10:00","date_gmt":"2004-12-07T23:10:00","guid":{"rendered":"\/?p=935"},"modified":"2004-12-12T11:21:45","modified_gmt":"2004-12-12T02:21:45","slug":"javacc-minip","status":"publish","type":"post","link":"https:\/\/www.hiro345.net\/blogs\/hiro345\/archives\/935.html","title":{"rendered":"JavaCC MiniP"},"content":{"rendered":"

\u3082\u3046\u5c11\u3057JavaCC\u3092\u4f7f\u3063\u3066\u3001
\nclass A { } \u3068\u3001class B { } \u3092\u3044\u3046\u6587\u5b57\u5217\u3092\u53d7\u3051\u4ed8\u3051\u308b\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002\u3053\u308c\u3082\u7c21\u5358\u306b\u3067\u304d\u3066\u3057\u307e\u3046\u3002\n<\/p>\n

\nBNF\u8a18\u6cd5\u3067\u8a18\u8ff0\u3059\u308b\u3068\u3001
\n<program> :::= <clazz> <name> <cstart> < cend>
\n<clazz> ::= “class”
\n<name> ::= “A” | “B”
\n<cstart> ::= “{“
\n<cend> ::= “}”\n<\/p>\n

<\/p>\n

\/**
\n ** MiniP
\n **\/
\nPARSER_BEGIN(Minip)
\npublic class Minip {
\n public static void main(String args[]) throws ParseException {
\n Minip parser = new Minip(System.in);
\n parser.Start();
\n }
\n}
\nPARSER_END(Minip)
\nSKIP :
\n{
\n ” “|”r”|”n”
\n}
\nTOKEN :
\n{
\n < CLASS: “class” >
\n | < A: “A” >
\n | < B: “B” >
\n | < CLASSSTART: “{” >
\n | < CLASSEND: “}” >
\n}
\nvoid Start() :
\n{}
\n{
\n clazz()
\n className()
\n classStart()
\n classEnd() { System.out.println(“…done”); }
\n}
\nvoid clazz() :
\n{}
\n{
\n <CLASS> { System.out.println(“class info”); }
\n}
\nvoid className() :
\n{}
\n{
\n <A> { System.out.println(” name : A”); }
\n | <B> { System.out.println(” name : B”); }
\n}
\nvoid classStart() :
\n{}
\n{
\n <CLASSSTART> { System.out.println(” start”); }
\n}
\nvoid classEnd() :
\n{}
\n{
\n <CLASSEND> { System.out.println(” end”); }
\n}<\/div>\n","protected":false},"excerpt":{"rendered":"

\u3082\u3046\u5c11\u3057JavaCC\u3092\u4f7f\u3063\u3066\u3001 class A { } \u3068\u3001class B { } \u3092\u3044\u3046\u6587\u5b57\u5217\u3092\u53d7\u3051\u4ed8\u3051\u308b\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002\u3053\u308c\u3082\u7c21\u5358\u306b\u3067\u304d\u3066\u3057\u307e\u3046\u3002 BNF\u8a18\u6cd5\u3067\u8a18\u8ff0\u3059\u308b\u3068\u3001 <program&gt … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-935","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/935","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/comments?post=935"}],"version-history":[{"count":0,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/935\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/media?parent=935"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/categories?post=935"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/tags?post=935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}