メモリリークを気軽に確認するLeakCheckerの話

メモリリークのチェックって大変だなぁと思って

Transcript

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3. ϝϞϦϦʔΫͷνΣο Ϋͬͯେมͩͳ͊
4. طଘπʔϧେม w 5SBDFWJFXͱ͔.FNPSZ
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5. ΋ͬͱΧδϡΞϧʹ͍ͨ͠
6. ΋ͬͱΧδϡΞϧʹ͠Α͏
7. -FBL
   $IFDLFS https://github.com/sys1yagi/leak-checker
8. .PEVMFT LeakCheker MemoryUsage ϦʔΫΛνΣοΫ͢Δਓ ΞϓϦͷϝϞϦ࢖༻ঢ়گΛڭ͑ͯ͘ΕΔਓ W ILogger ϩάΛు͘ਓ
9. -FBL
   $IFDLFS LeakCheker MemoryUsage ILogger App add object start monitoring output output
10. %&.0
11. 4FUVQ apply plugin: 'android' ! repositories { mavenCentral() maven { url 'https://raw.github.com/sys1yagi/leak-checker/master/repository' } } dependencies { compile 'com.sys1yagi:leak-checker:0.0.1' } 3FGFSFODF
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12. .FNPSZ
    6TBHF @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); MemoryUsage.startPrintMemoryUsage(); } ! @Override public void onDestroy() { super.onDestroy(); MemoryUsage.stopPrintMemoryUsage(); } TUBSU
    
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13. -FBL
    $IFLFS LeakChecker.addLeakChecker(bitmap) LeakChecker.dump() SFHJTUFS
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14. $VTUPN
    -PHHFS public class TextViewMonitorLogger implements ILogger { private TextView target; ! public TextViewMonitorLogger(TextView target) { this.target = target; } ! @Override public void print(String tag, String message) { target.setText(message); } } LeakChecker.setLogger(logger); MemoryUsage.setLogger(logger); JNQMFNFOU
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15. ·ͱΊ w .FNPSZ6TBHF
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    w *-PHHFSΛ࣮૷͢Ε͹Ͳ͜ʹͰ΋ग़ͤΔ
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