Android Framework Code Readingのしおり ver 1.3

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Android Framework  Code Readingͷ͓͠Γ ver 1.3

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໨ඪ

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໨ඪ • ಡΈ࢝ΊΔʹ͸Ͳ͔͜Β୳ͤ͹͍͍ͷ͔Θ͔Δ • Android Frameworkͷίʔυ͕ͳΜͱͳ͘  ಡΊΔΑ͏ʹͳΔ • ΋͏Androidා͘ͳ͍ (ʆŋωŋ´)

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༻ҙ͢Δ΋ͷ

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༻ҙ͢Δ΋ͷ • ͓޷ΈͷEditor • OpenGrok • https://sites.google.com/site/devcollaboration/codesearch • ΫιίʔυಡΜͰ΋Ί͛ͳ͍ؾ࣋ͪ • جຊ͜Ε͚ͩ

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ಡΈ΍͍͢؀ڥΛ࡞Δ • FirefoxͷπϦʔܕλϒͱ͍͏֦ு͕Φεεϝ • https://addons.mozilla.org/ja/ﬁrefox/ addon/tree-style-tab/ • ಡΜͰ͍Δίʔυͷϝιουݺͼग़͠ͷ֊૚ ͱ͔؅ཧ͠΍͍͢

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ಡΈ΍͍͢؀ڥΛ࡞Δ ͜Μͳײ͡ʔ

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ಡΈ΍͍͢؀ڥΛ࡞Δ • Session Managerͱ͍͏֦ு΋Φεεϝ • https://addons.mozilla.org/ja/ﬁrefox/ addon/session-manager/ • ։͍ͯΔλϒͷঢ়ଶΛอଘͰ͖Δ

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ಡΈ΍͍͢؀ڥΛ࡞Δ ࠓ։͍ͯΔλϒͱ͔Λอଘ

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ಡΈ΍͍͢؀ڥΛ࡞Δ ͲΜͳίʔυಡΜͰΔͷ͔ͱ໊͔લʹ͓ͯ͘͠ͱ  ಡΈฦ࣌͢ʹศར

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ಡΈ΍͍͢؀ڥΛ࡞Δ อଘͨ͠ͷ͸͜Μͳײ͡Ͱ෮ݩͰ͖Δʔ

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OpenGrok

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OpenGrok • ιʔείʔυΛϒϥ΢βͰӾཡͰ͖Δ΋ͷ • method΁ͷϦϯΫͱ͔షͬͯ͋ͬͯศརʂʂ • Androidͷιʔείʔυ΋OpenGrokԽͯ͋͠Γ·͢ • ιʔείʔυखݩʹͳͯ͘΋ಡΊͯศརʂʂ

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OpenGrokʹ׳ΕΔ

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OpenGrokʹ׳ΕΔ • Full SearchΛࢦఆ͢Δ • File PathΛࢦఆ͢Δ • جຊ্̎ͭͰ͍͍ͩͨOK • ࠔͬͨΒHelpΛݟͯ࢖͍ํΛϚελʔ͢Δ • http://tools.oesf.biz/android-6.0.0_r1.0/help.jsp

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खݩʹίʔυΛμ΢ϯϩʔυ͢Δ • શ෦ͷιʔείʔυΛμ΢ϯϩʔυ͢Δͷ͸େม • OpenGrok͔ΒFile୯ҐͰμ΢ϯϩʔυͰ͖Δ • Α͘ࢀর͢ΔϑΝΠϧ͸μ΢ϯϩʔυ͓ͯ͘͠ͱศར • URLͷxrefͱrawʹͯ͠ΞΫηε͢ΔͱBrowser  ܦ༝Ͱμ΢ϯϩʔυͰ͖Δ͸ͣ

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खݩʹίʔυΛμ΢ϯϩʔυ͢Δ http://tools.oesf.biz/android-6.0.0_r1.0/xref/ frameworks/base/core/java/android/app/Activity.java http://tools.oesf.biz/android-6.0.0_r1.0/raw/ frameworks/base/core/java/android/app/Activity.java

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ҙ֎ͱखݩʹ͍࣋ͬͯΔιʔείʔυ • Android SDK Manager͔ΒऔಘͰ͖Δ΋ͷ • /Applications/Android Studio.app/sdk/sources • /Applications/Android Studio.app/sdk/extras/ android/support • /Applications/Android Studio.app/sdk/extras/ android/m2repository/com/android/support

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खܰʹಡΊͦ͏ͳͱ͜Ζ • frameworks/ • Android Frameworksશൠͷίʔυ • frameworks/base/core/java/ • Android SDKશൠͷίʔυ

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खܰʹಡΊͦ͏ͳͱ͜Ζ • packages/apps/ • γεςϜΞϓϦશൠͷίʔυ • http://tools.oesf.biz/android-6.0.0_r1.0/ xref/packages/apps/Settings/ • SettingsΞϓϦͷίʔυ(Φεεϝʂ)

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໾ʹཱͪͦ͏ͳϦϯΫ·ͱΊͯ·͢ https://github.com/ AndroidFrameworkCodeReading/Android- Framework-Code-Reading

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GopenGrok https://github.com/operando/gopen-grok ίϚϯυϥΠϯ͔ΒOpenGrokͷ  ݕࡧ͕Ͱ͖Δπʔϧ

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GopenGrok https://github.com/operando/gopen-grok $ gopen-grok -s Activity

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GopenGrok https://github.com/operando/gopen-grok

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GopenGrok Install https://github.com/operando/gopen-grok $ go get -d github.com/operando/gopen-grok $ go install github.com/operando/gopen-grok

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LogcatٯҾ͖

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LogcatٯҾ͖ • LogcatʹྲྀΕ͍ͯΔϩά͸ίʔυ্ʹ  ॻ͍ͯ͋Δ͸ͣ(ಈతͳ΋ͷҎ֎ • ௐ΂͍ͨػೳͬΆ͍΋ͷ͕ྲྀͯ͠ΔLogcat͔Β ಛఆͷΩʔϫʔυͰݕࡧΛ͔͚Δ

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LogcatٯҾ͖ • ྫ͑͹ɺҎԼͷϩάͷgetDirectorySizeͬͯͲ ͏΍ͬͯௐ΂ͯΔ͔஌Γ͍ͨʂͱͯ͠…

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LogcatٯҾ͖ • ͡ΌͱΓ͋͑ͣʮgetDirectorySizeʯͬͯ  ΩʔϫʔυͰOpenGrokݕࡧ͢Δ

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ʮgetDirectorySizeʯͷݕࡧ݁Ռ ݟࣄʹͦΕͬΆ΋ͷ  Ҿ͔͔ͬͬͨ

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ίʔυΛݟΔͱ͜Μͳײ͡ • IMediaContaninerServiceͶʔ΁ʔ • LogcatʹྲྀΕͯͨͷ͸ 438ߦ໨ͷ΍ͭ

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LogcatٯҾ͖ • ͏·͘ώοτ͢Ε͹࠷ߴͷٕ • Ͳͷϩά͕ྑͦ͞͏͔ݟۃΊΔͷ͸৬ਓٕ • LogcatʹྲྀΕ͍ͯΔϝοηʔδ͕੩తͳ΋ͷ͔ ಈతͳ΋ͷ͔൑அ͢Δͷ͸৬ਓٕ

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·ͱΊํ

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͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔΋ λΠτϧ  ݟग़͠

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͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔΋ Θ͔ͬͨ͜ͱΛ  Օ৚ॻ͖

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͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔΋ ॏཁͳͱ͜Ζ͸  ίʔυͷURLͱ࣮ࡍͷίʔυΛ  ίϐϖͯ͠ॻ͍͓ͯ͘

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͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔΋ • Markdownͱ͔Ͱద౰ʹॻ͘ • ίʔυͷURL͸ΊͬͪΌେࣄ • ॻ͍ͨΒGithub΍Gistʹஔ͍͓ͯ͘ͱ  ݕࡧ΋Ͱָ͖ͯ

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JobScheduler-Code-Reading https://github.com/operando/JobScheduler-Code-Reading ·ͱΊํͷࢀߟʹͲ͏ͧʔ

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Thanks!!