{"id":334,"date":"2015-08-17T03:05:17","date_gmt":"2015-08-17T03:05:17","guid":{"rendered":"http:\/\/ta.onionmixer.net\/wordpress\/?p=334"},"modified":"2015-08-17T03:05:17","modified_gmt":"2015-08-17T03:05:17","slug":"design-pattern-for-smalltalk-iterator","status":"publish","type":"post","link":"http:\/\/ta.onionmixer.net\/wordpress\/?p=334","title":{"rendered":"Design Pattern for Smalltalk &#8211; Iterator"},"content":{"rendered":"<p><a href=\"http:\/\/ta.onionmixer.net\/wordpress\/?attachment_id=335\" rel=\"attachment wp-att-335\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/ta.onionmixer.net\/wordpress\/wp-content\/uploads\/2015\/08\/t_Dpsc_chapter05_Iterator_01.jpg\" alt=\"t_Dpsc_chapter05_Iterator_01\" width=\"800\" height=\"403\" class=\"alignnone size-full wp-image-335\" srcset=\"http:\/\/ta.onionmixer.net\/wordpress\/wp-content\/uploads\/2015\/08\/t_Dpsc_chapter05_Iterator_01.jpg 800w, http:\/\/ta.onionmixer.net\/wordpress\/wp-content\/uploads\/2015\/08\/t_Dpsc_chapter05_Iterator_01-480x242.jpg 480w, http:\/\/ta.onionmixer.net\/wordpress\/wp-content\/uploads\/2015\/08\/t_Dpsc_chapter05_Iterator_01-300x151.jpg 300w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p>Iterator\ud328\ud134\uc5d0 \ub300\ud574\uc11c\ub294 \uc5ec\ub7ec\uac00\uc9c0 \uc124\uba85\uc774 \uc788\uc9c0\ub9cc \uac00\ubccd\uac8c \ubcf4\uba74 Proxy\ud328\ud134\uacfc \ube44\uc2b7\ud574 \ubcf4\uc774\uae30\ub3c4 \ud55c\ub2e4. \ub4a4\ucabd\uc5d0 \uc788\ub294 \uac1d\uccb4\ub97c \uac10\ucd94\uace0 \uc811\uadfc\uad8c\ud55c\uc744 \ud1b5\uc81c \ud55c\ub2e4\ub294 \uc810\uc5d0\uc11c\ub294 \ucda9\ubd84\ud788 \ube44\uc2b7\ud560 \uc218 \uc788\ub2e4. \ud558\uc9c0\ub9cc Iterator\ud328\ud134\uc758 \ubaa9\uc801\uc744 \uba85\ud655\ud558\uac8c \uc0dd\uac01\ud574 \ubcfc \ud544\uc694\uac00 \uc788\ub2e4. \uc774 \ud328\ud134\uc740 \uc790\ub85c(\ub370\uc774\ud130)\uc758 \uc81c\uc5b4\uc5d0 \uadf8 \ubaa9\uc801\uc774 \uc788\ub2e4. \uadf8\uac83\ub3c4 \uc790\ub8cc \uac1d\uccb4\uc5d0 \uc790\ub8cc\ub97c \ucd94\uac00\ud558\uac70\ub098 \uc2dd\uc81c\ud558\ub294 \ub4f1 \uc790\ub8cc \uc790\uccb4\uc5d0 \ubb34\uc5b8\uac00 \uac00\uacf5\uc744 \ud558\ub294\uac83\uc774 \ubaa9\uc801\uc774 \uc544\ub2c8\ub77c \uc790\ub8cc\uc758 \uac80\uc0c9\uc5d0 \ub300\ud55c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc81c\uacf5\ud558\uace0 \uadf8 \uacb0\uacfc\ub97c \uacf5\uae09\ud558\ub294\uac83\uc774 \ud328\ud134\uc758 \ubaa9\uc801\uc774\ub2e4. \uc880 \ub354 \uc9c4\uc9c0\ud558\uac8c \uace0\ubbfc\ud574\ubcf8\ub2e4\uba74, \uc790\ub8cc\uc758 \uc81c\uc5b4\uc640 \uc790\ub8cc\uc758 \uc81c\uacf5\uc744 \ubd84\ub9ac\ud574\uc11c \uc790\ub8cc\ub97c \ub2e4\ub8e8\ub294 \ucf54\ub4dc\ub97c \uac1c\ub150\uc801\uc73c\ub85c \ub098\ub204\uc5b4 \ucf54\ub4dc\uad00\ub9ac\uc758 \ud6a8\uc728\uc131\uacfc \ud655\uc7a5\uc131\uc744 \uc5bb\uc744 \uc218 \uc788\uac8c \ub41c\ub2e4.<\/p>\n<p>\ud558\ub098\uc758 \uc790\ub8cc\uad6c\uc870\uccb4\uc5d0 \ub300\ud574 \uc5ec\ub7ec\uac1c\uc758 Iterator \ud074\ub798\uc2a4\ub97c \ubd99\uc778\ub2e4\uba74, \uc6d0\ud558\ub294 \uc54c\uace0\ub9ac\uc998\uc73c\ub85c \uc790\ub8cc\ub97c \ub2e4\ub8e8\ub294 \uc5ec\ub7ec\uac00\uc9c0 \ubc29\ubc95\uc744 \ud655\ubcf4\ud558\uace0, \ub54c\uc5d0 \ub530\ub77c \ucd94\uac00\ud560 \uc218 \ub3c4 \uc788\uac8c \ub41c\ub2e4. \uc774 \ud328\ud134\uc740 \ub370\uc774\ud130\uc758 \uac80\uc0c9\uc5d0 \ub300\ud55c \uc54c\uace0\ub9ac\uc998\uc774 \uc5b4\ub514\uc5d0 \uad6c\ud604\ub418\ub294\uc9c0\uc5d0 \ub530\ub77c \ubd84\ub958\uba85\uc774 \ub2ec\ub77c\uc9c0\uae30\ub3c4 \ud55c\ub2e4. \uc54c\uace0\ub9ac\uc998\uc774 \ub370\uc774\ud130\ud074\ub798\uc2a4\uc5d0 \uc704\uce58\ud55c\ub2e4\uba74 Iterator \ud074\ub798\uc2a4\ub294 \ub370\uc774\ud130\uc758 \ud0d0\uc0c9\ub9cc \ub2f4\ub2f9\ud558\uac8c \ub418\ub294\ub370 \uc774\ub7f0\uacbd\uc6b0\ub97c Cursor\ub77c\uace0 \ud55c\ub2e4. \uc5ec\uae30\uc11c \uc8fc\uc758\uae4a\uac8c \ubd10\uc57c\ud560 \ubd80\ubd84\uc740 \ubc14\ub85c Cursor\ub77c\uace0 \ubd88\ub9ac\ub294 \uc774\uc720\uc774\ub2e4. Cursor \ud074\ub798\uc2a4\uc758 \uc778\uc2a4\ud134\uc2a4\ub97c \ud1b5\ud574 \ub370\uc774\ud130\uc758 \ud0d0\uc0c9\uc744 \ud558\ub294 \uacbd\uc6b0, \uc774 \uc778\uc2a4\ud134\uc2a4\ub294 Corrent index \uac12\uc744 \uac00\uc9c0\uac8c \ub418\ub294\ub370 \uc774\ub7f0 \ud2b9\uc131\uc744 \uc774\uc6a9\ud558\uba74 \uc5ec\ub7ec\uac1c\uc758 Cursor \uc778\uc2a4\ud134\uc2a4\uac00 \ud558\ub098\uc758 \uc6d0\ubcf8 \ub370\uc774\ud130\uc5d0 \ub300\ud55c \uac01\uae30 \ub2e4\ub978 \ud0d0\uc0c9\uc744 \uc9c4\ud589\ud560 \uc218 \uc788\ub2e4.<\/p>\n<p>Iterator\ud328\ud134\uc740 \uadf8 \ud2b9\uc131\uc0c1 Iterator\ud074\ub798\uc2a4\uac00 \ucc38\uc870\ud558\uac8c \ub418\ub294 \ub370\uc774\ud130 \ud074\ub798\uc2a4\uc758 \uc790\ub8cc\uad6c\uc870\uc5d0 \ub300\ud55c \ud2b9\uc131\uc5d0 \ub530\ub77c \uc601\ud5a5\uc744 \ubc1b\uac8c \ub418\ub294\ub370, \uc774\ub7f0 Iterator\ud328\ud134\uc758 \ud2b9\uc218\uc131 \ub54c\ubb38\uc5d0 Iterator \ud074\ub798\uc2a4\uc758 \uc778\uc2a4\ud134\uc2a4\ub294 \uc6d0\ubcf8 \ub370\uc774\ud130\uc758 \uc778\uc2a4\ud134\uc2a4\uc640 \uc0dd\uc131, \uc81c\uac70\ub97c \ud568\uaed8 \uad00\ub9ac\ud558\ub294 &#8220;\uad00\ub9ac\uc6a9 \ud074\ub798\uc2a4&#8221;\uc5d0\uc11c \ucde8\uae09\ub418\ub294\uac83\uc774 \uc88b\uc73c\uba70, \uc774\ub807\uac8c \uad00\ub9ac \ud074\ub798\uc2a4\ub97c \ubcc4\ub3c4\ub85c \uc791\uc5c5\ud558\ub294 \uacbd\uc6b0\ub77c\uba74 Proxy \ud328\ud134\uc73c\ub85c \uad6c\uc870\ub97c \uc791\uc5c5\ud574\uc11c \ub370\uc774\ud130 \uc778\uc2a4\ud134\uc2a4\ub97c \ucc38\uc870\ud558\ub294 Iterator \uc778\uc2a4\ud134\uc2a4\uc5d0 \ub300\ud55c reference counter\ub97c \uad00\ub9ac\ud574 \uc8fc\ub294\uac83\uc774 \uc88b\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Iterator\ud328\ud134\uc5d0 \ub300\ud574\uc11c\ub294 \uc5ec\ub7ec\uac00\uc9c0 \uc124\uba85\uc774 \uc788\uc9c0\ub9cc \uac00\ubccd\uac8c \ubcf4\uba74 Proxy\ud328\ud134\uacfc \ube44\uc2b7\ud574 \ubcf4\uc774\uae30\ub3c4 \ud55c\ub2e4. \ub4a4\ucabd\uc5d0 \uc788\ub294 \uac1d\uccb4\ub97c \uac10\ucd94\uace0 \uc811\uadfc\uad8c\ud55c\uc744 \ud1b5\uc81c \ud55c\ub2e4\ub294 \uc810\uc5d0\uc11c\ub294 \ucda9\ubd84\ud788 \ube44\uc2b7\ud560 \uc218 \uc788\ub2e4. \ud558\uc9c0\ub9cc Iterator\ud328\ud134\uc758 \ubaa9\uc801\uc744 \uba85\ud655\ud558\uac8c \uc0dd\uac01\ud574 \ubcfc \ud544\uc694\uac00 \uc788\ub2e4. \uc774 \ud328\ud134\uc740 \uc790\ub85c(\ub370\uc774\ud130)\uc758 \uc81c\uc5b4\uc5d0 \uadf8 \ubaa9\uc801\uc774 \uc788\ub2e4. \uadf8\uac83\ub3c4 \uc790\ub8cc \uac1d\uccb4\uc5d0 \uc790\ub8cc\ub97c \ucd94\uac00\ud558\uac70\ub098 \uc2dd\uc81c\ud558\ub294 \ub4f1 \uc790\ub8cc \uc790\uccb4\uc5d0 \ubb34\uc5b8\uac00 \uac00\uacf5\uc744 \ud558\ub294\uac83\uc774 \ubaa9\uc801\uc774 \uc544\ub2c8\ub77c \uc790\ub8cc\uc758 \uac80\uc0c9\uc5d0 \ub300\ud55c [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[74],"tags":[],"_links":{"self":[{"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/334"}],"collection":[{"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=334"}],"version-history":[{"count":1,"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/334\/revisions"}],"predecessor-version":[{"id":336,"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/334\/revisions\/336"}],"wp:attachment":[{"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=334"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ta.onionmixer.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}