k\u00f3\u00f0i<\/a>. \u00dea\u00f0 er forritunarl\u00edkan \u00fear sem stj\u00f3rn \u00e1 fl\u00e6\u00f0i forritsins er sn\u00fai\u00f0 vi\u00f0 fr\u00e1 hef\u00f0bundinni n\u00e1lgun, \u00fear sem k\u00f3\u00f0i forritsins st\u00fdrir framkv\u00e6mdar\u00e1fl\u00e6\u00f0i. \u00cd sta\u00f0inn gerir IoC rammanum e\u00f0a \u00edl\u00e1tinu kleift a\u00f0 st\u00fdra framkv\u00e6mdar\u00e1fl\u00e6\u00f0i me\u00f0 \u00fev\u00ed a\u00f0 \u00fatvega h\u00e1\u00f0 tengslum k\u00f3\u00f0a forritsins.<\/p>\nA\u00f0almarkmi\u00f0 IoC er a\u00f0 draga \u00far tengslum milli hluta forritsins og h\u00e1\u00f0anna. \u00cd hef\u00f0bundinni n\u00e1lgun ber k\u00f3\u00f0i forritsins \u00e1byrg\u00f0 \u00e1 a\u00f0 b\u00faa til og stj\u00f3rna h\u00e1\u00f0unum s\u00ednum. \u00deessi n\u00e1lgun lei\u00f0ir til \u00fer\u00f6ngra tengsla milli hlutanna, sem gerir vi\u00f0hald og pr\u00f3fanir forritsins krefjandi. Me\u00f0 IoC l\u00fdsir k\u00f3\u00f0i forritsins eing\u00f6ngu h\u00e1\u00f0unum s\u00ednum og ramminn e\u00f0a \u00edl\u00e1tinu s\u00e9r um a\u00f0 b\u00faa til og stj\u00f3rna \u00feeim.<\/p>\n
IoC-mynstri\u00f0 er innleitt me\u00f0 tveimur a\u00f0al a\u00f0fer\u00f0um: Dependency Injection (DI) og Service Locator-mynstri. Dependency Injection er a\u00f0fer\u00f0 \u00fear sem h\u00e1\u00f0 tengsl hlut eru sprautu\u00f0 inn \u00ed hann af rammanum e\u00f0a \u00edl\u00e1tinu. Service Locator-mynstri\u00f0 er a\u00f0fer\u00f0 \u00fear sem forritsk\u00f3\u00f0i bi\u00f0ur um h\u00e1\u00f0 tengsl fr\u00e1 mi\u00f0l\u00e6gum \u00fej\u00f3nustuleitara, sem skilar vi\u00f0eigandi h\u00e1\u00f0a tengslum.<\/p>\n
Kostir \u00feess a\u00f0 nota IoC eru aukin m\u00f3duleiningager\u00f0, pr\u00f3fanleiki og vi\u00f0haldanleiki forritsins. Me\u00f0 \u00fev\u00ed a\u00f0 draga \u00far tengslum milli eininga ver\u00f0ur au\u00f0veldara a\u00f0 breyta e\u00f0a skipta \u00feeim \u00fat \u00e1n \u00feess a\u00f0 hafa \u00e1hrif \u00e1 restina af forritinu. Notkun IoC gerir \u00fea\u00f0 einnig au\u00f0veldara a\u00f0 skrifa einingapr\u00f3f fyrir forriti\u00f0.<\/p>\n
IoC er v\u00ed\u00f0a nota\u00f0 \u00ed n\u00fat\u00edma hugb\u00fana\u00f0ar\u00fer\u00f3un<\/a>, Og margir rammas\u00e1ttir og b\u00f3kas\u00f6fn bj\u00f3\u00f0a upp \u00e1 stu\u00f0ning vi\u00f0 \u00fea\u00f0. Sumir vins\u00e6lir IoC-\u00edl\u00e1ti eru Spring, Guice og Autofac. Me\u00f0 \u00fev\u00ed a\u00f0 nota \u00feessa \u00edl\u00e1ta geta forritarar einbeitt s\u00e9r a\u00f0 \u00fev\u00ed a\u00f0 skrifa vi\u00f0skiptal\u00f3g\u00edk forritsins, \u00e1 me\u00f0an \u00edl\u00e1ti\u00f0 s\u00e9r um h\u00e1\u00f0in.<\/p>\nA\u00f0 lokum er Inversion of Control \u00f6flug h\u00f6nnunarmynstur sem gerir forriturum kleift a\u00f0 skrifa m\u00f3dulegan, pr\u00f3fanlegan og vi\u00f0haldanlegan k\u00f3\u00f0a. Me\u00f0 \u00fev\u00ed a\u00f0 nota IoC geta forritarar dregi\u00f0 \u00far tengslum milli \u00fe\u00e1tta forritsins, sem au\u00f0veldar breytingar og vi\u00f0hald. IoC er miki\u00f0 nota\u00f0 \u00ed n\u00fat\u00edma hugb\u00fana\u00f0ar\u00fer\u00f3un og margir rammasettir og b\u00f3kas\u00f6fn sty\u00f0ja \u00fea\u00f0.<\/p>","protected":false},"excerpt":{"rendered":"
L\u00e6r\u00f0u hvernig stj\u00f3rnunarvending (IoC) getur hj\u00e1lpa\u00f0 \u00fe\u00e9r a\u00f0 skrifa m\u00f3dulegan, pr\u00f3fanlegan og vi\u00f0haldanlegan k\u00f3\u00f0a me\u00f0 \u00fev\u00ed a\u00f0 draga \u00far tengslum milli \u00fe\u00e1tta og h\u00e1\u00f0ra.<\/p>","protected":false},"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-6607","dictionary","type-dictionary","status-publish","hentry"],"acf":[],"yoast_head":"\n
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