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Android Framework Code Readingのしおり ver 1.2
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operandoOS
November 10, 2016
Technology
1
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Android Framework Code Readingのしおり ver 1.2
Android Framework Code Readingのしおり ver 1.2
operandoOS
November 10, 2016
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Transcript
Android Framework Code Readingͷ͓͠Γ ver 1.2
ඪ
ඪ • ಡΈ࢝ΊΔʹͲ͔͜Β୳͍͍ͤͷ͔Θ͔Δ • Android Frameworkͷίʔυ͕ͳΜͱͳ͘ ಡΊΔΑ͏ʹͳΔ • ͏Androidා͘ͳ͍ (ʆŋωŋ´)
༻ҙ͢Δͷ
༻ҙ͢Δͷ • ͓ΈͷEditor • OpenGrok • https://sites.google.com/site/devcollaboration/codesearch • ΫιίʔυಡΜͰΊ͛ͳ͍ؾ࣋ͪ •
جຊ͜Ε͚ͩ
ಡΈ͍͢ڥΛ࡞Δ • FirefoxͷπϦʔܕλϒͱ͍͏֦ு͕Φεεϝ • https://addons.mozilla.org/ja/firefox/addon/ tree-style-tab/ • ಡΜͰ͍Δίʔυͷϝιουݺͼग़͠ͷ֊ ͱ͔ཧ͍͢͠
ಡΈ͍͢ڥΛ࡞Δ ͜Μͳײ͡ʔ
OpenGrok
OpenGrok • ιʔείʔυΛϒϥβͰӾཡͰ͖Δͷ • methodͷϦϯΫͱ͔షͬͯ͋ͬͯศརʂʂ • AndroidͷιʔείʔυOpenGrokԽͯ͋͠Γ·͢ • ιʔείʔυखݩʹͳͯ͘ಡΊͯศརʂʂ
OpenGrokʹ׳ΕΔ
OpenGrokʹ׳ΕΔ • Full SearchΛࢦఆ͢Δ • File PathΛࢦఆ͢Δ • جຊ্̎ͭͰ͍͍ͩͨOK •
ࠔͬͨΒHelpΛݟ͍ͯํΛϚελʔ͢Δ • http://tools.oesf.biz/android-6.0.0_r1.0/help.jsp
खݩʹίʔυΛμϯϩʔυ͢Δ • શ෦ͷιʔείʔυΛμϯϩʔυ͢Δͷେม • OpenGrok͔ΒFile୯ҐͰμϯϩʔυͰ͖Δ • Α͘ࢀর͢ΔϑΝΠϧμϯϩʔυ͓ͯ͘͠ͱศར • URLͷxrefͱrawʹͯ͠ΞΫηε͢ΔͱBrowser ܦ༝ͰμϯϩʔυͰ͖Δͣ
खݩʹίʔυΛμϯϩʔυ͢Δ 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
ҙ֎ͱखݩʹ͍࣋ͬͯΔιʔείʔυ • Android SDK Manager͔ΒऔಘͰ͖Δͷ • /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
खܰʹಡΊͦ͏ͳͱ͜Ζ • frameworks/ • Android Frameworksશൠͷίʔυ • frameworks/base/core/java/ • Android
SDKશൠͷίʔυ
खܰʹಡΊͦ͏ͳͱ͜Ζ • packages/apps/ • γεςϜΞϓϦશൠͷίʔυ • http://tools.oesf.biz/android-6.0.0_r1.0/xref/ packages/apps/Settings/ • SettingsΞϓϦͷίʔυ(Φεεϝʂ)
ʹཱͪͦ͏ͳϦϯΫ·ͱΊͯ·͢ https://github.com/AndroidFrameworkCodeReading/ Android-Framework-Code-Reading
GopenGrok https://github.com/operando/gopen-grok ίϚϯυϥΠϯ͔ΒOpenGrokͷ ݕࡧ͕Ͱ͖Δπʔϧ
GopenGrok https://github.com/operando/gopen-grok $ gopen-grok -s Activity
GopenGrok https://github.com/operando/gopen-grok
GopenGrok Install https://github.com/operando/gopen-grok $ go get -d github.com/operando/gopen-grok $ go
install github.com/operando/gopen-grok
LogcatٯҾ͖
LogcatٯҾ͖ • LogcatʹྲྀΕ͍ͯΔϩάίʔυ্ʹ ॻ͍ͯ͋Δͣ(ಈతͳͷҎ֎ • ௐ͍ͨػೳͬΆ͍ͷ͕ྲྀͯ͠ΔLogcat͔Β ಛఆͷΩʔϫʔυͰݕࡧΛ͔͚Δ
LogcatٯҾ͖ • ྫ͑ɺҎԼͷϩάͷgetDirectorySizeͬͯͲ ͏ͬͯௐͯΔ͔Γ͍ͨʂͱͯ͠…
LogcatٯҾ͖ • ͡ΌͱΓ͋͑ͣʮgetDirectorySizeʯͬͯ ΩʔϫʔυͰOpenGrokݕࡧ͢Δ
ʮgetDirectorySizeʯͷݕࡧ݁Ռ ݟࣄʹͦΕͬΆͷ Ҿ͔͔ͬͬͨ
ίʔυΛݟΔͱ͜Μͳײ͡ • IMediaContaninerServiceͶʔʔ • LogcatʹྲྀΕͯͨͷ 438ߦͷͭ
LogcatٯҾ͖ • ͏·͘ώοτ͢Ε࠷ߴͷٕ • Ͳͷϩά͕ྑͦ͞͏͔ݟۃΊΔͷ৬ਓٕ • LogcatʹྲྀΕ͍ͯΔϝοηʔδ͕੩తͳͷ͔ ಈతͳͷ͔அ͢Δͷ৬ਓٕ
·ͱΊํ
͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔ λΠτϧ ݟग़͠
͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔ Θ͔ͬͨ͜ͱΛ Օॻ͖
͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔ ॏཁͳͱ͜Ζ ίʔυͷURLͱ࣮ࡍͷίʔυΛ ίϐϖͯ͠ॻ͍͓ͯ͘
͋ͱͰݟฦ͢Α͏ʹ͜͏ॻ͘ͱ͍͍͔ • Markdownͱ͔Ͱదʹॻ͘ • ίʔυͷURLΊͬͪΌେࣄ • ॻ͍ͨΒGithubGistʹஔ͍͓ͯ͘ͱ ݕࡧͰָ͖ͯ
JobScheduler-Code-Reading https://github.com/operando/JobScheduler-Code-Reading ·ͱΊํͷࢀߟʹͲ͏ͧʔ
Thanks!!