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JavaCCã«é–¢ã™ã‚‹terurouã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

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JavaCCã«ã‚ˆã‚‹æ§‹æ–‡è¨˜è¿°
1. ã¯ã˜ã‚ã« JavaCCï¼ˆJava Compiler Compilerï¼‰(*æ³¨1)ã«ã¤ã„ã¦èª¿ã¹ãŸã®ã§ã€æ›¸ãç•™ã‚ã¦ ãŠãã¾ã™ã€‚ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰å…ƒã‚„ã‚»ãƒƒãƒˆã‚¢ãƒƒãƒ—æ³•ã¯å¤‰ã‚ã‚‹å¯èƒ½æ€§ãŒã‚ã‚‹ã®ã§ã“ã“ã« ã¯æ›¸ãã¾ã›ã‚“ã®ã§ã€æ¤œç´¢ã—ã¦èª¿ã¹ã¦ãã ã•ã„(*æ³¨2)ã€‚ã¾ãŸã€ã€ŒJavaCCã®ä½¿ã„ æ–¹ã€ã«ã¤ã„ã¦ã¯ã€ä»–ã®ã©ãªãŸã‹ã«ã‚ˆã‚‹è§£èª¬ãŒï¼ˆè¤‡æ•°ï¼‰ã‚ã‚‹ã§ã—ã‚‡ã†ã‹ã‚‰ã€ã“ã“ ã§ã¯ã€é•ã£ãŸè¦³ç‚¹ã‹ã‚‰èª¬æ˜Žã—ã¾ã™ã€‚ ãã®ã€Œé•ã£ãŸè¦³ç‚¹ã€ã¨ã¯ã€JavaCCã®æ§‹æ–‡è¨˜è¿°ã®éƒ¨åˆ†ã ã‘ã«æ³¨ç›®ã—ã¦ã€ã“ã‚Œã‚’ æ‹¡å¼µBNFã ã¨ã¿ãªã™ç«‹å ´ã§ã™ã€‚JavaCCã¯å®Ÿç”¨çš„ãƒ‘ãƒ¼ã‚¶ãƒ¼ç”Ÿæˆå™¨ãªã®ã§ã€ãƒ‘ãƒ¼ã‚¶ãƒ¼ ã‚¯ãƒ©ã‚¹ã®ã‚³ãƒ¼ãƒ‰ã‚„ã€ã‚¢ã‚¯ã‚·ãƒ§ãƒ³ã¨å‘¼ã°ã‚Œã‚‹è§£æžæ™‚å‹•ä½œã‚’é€šå¸¸ã®Javaã‚³ãƒ¼ãƒ‰ã§è¨˜ è¿°ã—ã¾ã™ã€‚ãŒã€Javaã‚³ãƒ¼ãƒ‰ã®éƒ¨åˆ†ã‚’å–ã‚Šé™¤ã„ãŸéƒ¨åˆ†ã ã‘ã‚’è¦‹ã¦ã¿ã¾ã—ã‚‡ã†ã€ã£ ã¦ã“ã¨ã§ã™ã€‚JavaCCã®æ£çµ±ãª(?)ç´¹ä»‹ã¯ã¾ã£ãŸãæ„å›³ã—ã¦ã¾ã›ã‚“ã€‚ ä¾‹ã®å¤šãã¯ã€JavaCCã«ä»˜å±žã—ã¦ã„ã‚‹Jav
terurou 2011/04/11
JavaCC
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JavaCCã§ã‚¹ã‚¯ãƒªãƒ—ãƒˆè¨€èªžã‚’ä½œæˆã™ã‚‹ä¸€è¦§
CodeZineç·¨é›†éƒ¨ã§ã¯ã€ç¾å ´ã§æ´»èºã™ã‚‹ãƒ‡ãƒ™ãƒãƒƒãƒ‘ãƒ¼ã‚’ã‚¹ã‚¿ãƒ¼ã«ã™ã‚‹ãŸã‚ã®ã‚«ãƒ³ãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ã€ŒDevelopers Summitã€ã‚„ã€ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®ç”Ÿãã–ã¾ã‚’ãƒ–ãƒ¼ã‚¹ãƒˆã™ã‚‹ãŸã‚ã®ã‚¤ãƒ™ãƒ³ãƒˆã€ŒDevelopers Boostã€ãªã©ã€ã•ã¾ã–ã¾ãªã‚«ãƒ³ãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ã‚’ä¼ç”»ãƒ»é‹å–¶ã—ã¦ã„ã¾ã™ã€‚
terurou 2011/04/07
JavaCC
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Mastering Visitor Pattern by jtree(JavaCC)
Javaã®å—å¥è§£æžã€æ§‹æ–‡è§£æžãƒ„ãƒ¼ãƒ«ã«ã€JavaCCï¼ˆJava Compiler Compilerï¼‰ã¨ã„ã†ãƒ„ãƒ¼ãƒ«ãŒã‚ã‚Šã¾ã™ã€‚ç°¡å˜ã«è¨€ã†ãªã‚‰ã°ã€Unixã®ä»£è¡¨çš„ãªãƒ„ãƒ¼ãƒ«ã§ã‚ã‚‹ã€lex/yacc(flex/bison)ã®Javaç‰ˆã§ã™ãã€‚ ã“ã®JavaCCã®ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã«ã¯ã€jjtreeã¨ã„ã†æ§‹æ–‡æœ¨ï¼ˆSyntax Treeï¼‰ã‚’ç”Ÿæˆã™ã‚‹ãŸã‚ã®ã‚³ãƒ¼ãƒ‰ã‚’è‡ªå‹•ç”Ÿæˆã™ã‚‹ä¾¿åˆ©ãªãƒ„ãƒ¼ãƒ«ãŒæ·»ä»˜ã•ã‚Œã¦ã„ã¾ã™ã€‚Syntax Treeã¯ã€æ§‹æ–‡ã‚’æœ¨æ§‹é€ ã§æ§‹æˆã—ãŸã‚‚ã®ã§ã‚ã‚Šã€Interpreterãƒ‘ã‚¿ãƒ¼ãƒ³ã‚’åˆ©ç”¨ã—ãŸã‚³ãƒ³ãƒã‚¸ãƒƒãƒˆæ§‹é€ ã«ãªã£ã¦ã„ã¾ã™ã€‚ jjtreeã®ç‰¹ç†ã™ã¹ãç‚¹ã¯ã€ã€æ§‹æ–‡æœ¨ã«å¯¾ã™ã‚‹å‡¦ç†ã‚’ã€Visitorã¸å§”è²ã™ã‚‹ã‚ˆã†ã«è¨è¨ˆã—ã¦ã„ã‚‹ã¨ã“ã‚ã§ã™ã€‚Visitorã®éª¸éª¨ã§ã‚‚ç´¹ä»‹ã—ãŸã‚ˆã†ã«ã€Visitorã¯ã€ã‚³ãƒ³ãƒã‚¸ãƒƒãƒˆæ§‹é€ ã‚’ã—ãŸã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆãƒ„ãƒªãƒ¼ã«å¯¾ã™ã‚‹å‡¦ç†ã‚’åˆ†é›¢ã—ã¦ç®¡ç†ã™ã‚‹ã®ã«éžå¸¸ã«æœ‰ç”¨ãªæ‰‹æ®µã§ã™ã€‚ ã“ã®ã‚³ãƒ¼ãƒŠãƒ¼ã§ã¯
terurou 2011/04/07
JavaCC
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JavaCC: JJTree Reference
JavaCC [tm]: JJTree ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒ†ãƒ¼ã‚·ãƒ§ãƒ³ ã‚¤ãƒ³ãƒˆãƒãƒ€ã‚¯ã‚·ãƒ§ãƒ³ JJTreeã¯JavaCC[tm]ã®ãŸã‚ã®ãƒ—ãƒªãƒ—ãƒã‚»ãƒƒã‚µãƒ¼ã§ã‚ã‚Šã€JavaCCã‚½ãƒ¼ã‚¹ã® æ§˜ã€…ãªç®‡æ‰€ã«æ§‹æ–‡è§£æžæœ¨ã‚’æ§‹ç¯‰ã™ã‚‹ã‚¢ã‚¯ã‚·ãƒ§ãƒ³ã‚’æŒ¿å…¥ã—ã¾ã™ã€‚JJTreeã®å‡ºåŠ› ã¯ã€JavaCCã‚’é€šã—ã¦ãƒ‘ãƒ¼ã‚µã‚’ä½œæˆã™ã‚‹ãŸã‚ã«å®Ÿè¡Œã•ã‚Œã¾ã™ã€‚ã“ã®ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ ãƒˆã¯ã€JJTreeã®ä½¿ç”¨æ–¹æ³•åŠã³ã‚ãªãŸã®ãƒ‘ãƒ¼ã‚µã¨ã®ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã«ã¤ã„ã¦è¨˜ è¿°ã—ã¾ã™ã€‚ ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§ã€JJTreeã¯è¨€èªžä¸ã®å€‹ã€…ã®éžçµ‚ç«¯è¨˜å·ã«ã¤ã„ã¦æ§‹æ–‡æœ¨ãƒŽãƒ¼ãƒ‰ ã‚’æ§‹ç¯‰ã™ã‚‹ã‚³ãƒ¼ãƒ‰ã‚’ç”Ÿæˆã—ã¾ã™ã€‚ã“ã®æŒ¯ã‚‹èˆžã„ã¯ã€ã„ãã¤ã‹ã®éžçµ‚ç«¯è¨˜å·ãŒ ãƒŽãƒ¼ãƒ‰ã‚’ç”Ÿæˆã—ãªã„ã‚ˆã†ã«ã€ã‚ã‚‹ã„ã¯ãƒŽãƒ¼ãƒ‰ãŒç”Ÿæˆå™¨ã®å±•é–‹ã®ä¸€éƒ¨ã¨ã—ã¦ç”Ÿ æˆã•ã‚Œã‚‹ã‚ˆã†ã«ã€ä¿®æ£ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ JJTreeã¯ã€ã™ã¹ã¦ã®è§£æžæœ¨ãƒŽãƒ¼ãƒ‰ãŒå®Ÿè£…ã—ãªã‘ã‚Œã°ãªã‚‰ãªã„Javaã‚¤ãƒ³ã‚¿ãƒ¼ ãƒ•ã‚§ãƒ¼ã‚¹Nodeã‚’å®šç¾©ã—ã¾ã™ã€‚ã“ã®ã‚¤ãƒ³ã‚¿ãƒ¼
terurou 2011/03/10
JavaCC
ãƒªãƒ³ã‚¯
Junior developer: A new JavaCC grammar for EcmaScript
terurou 2011/03/09
JavaCC

ecmascript
ãƒªãƒ³ã‚¯
ãƒã‚¿ã•ã‚“ã®ãƒ–ãƒã‚°(å¾©åˆ»ç‰ˆ) : JavaCC ã§ memcache text protocol ã® BNF(ã¨ã€ãªã‚“ã¡ã‚ƒã£ã¦memcacheäº’æ›ã‚µãƒ¼ãƒ)
ANTLRã®ã‚„ã¤ãŒã‚ã£ãŸã‘ã©ã€JavaCCã®ãŒã¿ã¤ã‹ã‚‰ãªã‹ã£ãŸã®ã§ã€ã§ã£ã¡ã‚ã’ãŸ via - http://harward.us/~nharward/antlr/memcached_protocol.g ã§ãã‚ãŒã£ãŸã®ã¯ã€ã“ã‚“ãªæ„Ÿã˜ SKIP: { " " | "\t" | "\r" | "\n" } TOKEN: { < NUMBER: ["1"-"9"] (["0"-"9"])* | "0" > | < FLAGS: < NUMBER > > | < TIME: < NUMBER > > | < LENGTH: < NUMBER > > | < CREMENT_VALUE: < NUMBER > > | < CAS_UNIQUE: < NUMBER > > } TOKEN: { < SET_STATEMENT: "set" > | < ADD_STATEMENT: "add" > |
terurou 2011/03/06
java

JavaCC

memcached
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