[B! ContentProvider] justoneplanetã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

justoneplanet id:justoneplanet

ContentProviderã«é–¢ã™ã‚‹justoneplanetã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

Android:é«˜é€ŸåŒ–ã€‚ContentResolverï¼ŸContentProviderClientï¼Ÿ
ContentProviderClientã¨ã„ã†ã‚¯ãƒ©ã‚¹ãŒã‚ã‚Šã¾ã™ã€‚ ã“ã‚Œã¯ContentResolveråŒæ§˜ã€ContentProviderã¨ã‚„ã‚Šå–ã‚Šã™ã‚‹ãŸã‚ã®ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã§ã™ã€‚ ã‚¢ãƒ—ãƒªã‹ã‚‰ã“ã‚Œã‚’ä½¿ç”¨ã™ã‚‹ã«ã¯ContentResolverã®acquireContentProviderClient(Uri) ã¾ãŸã¯acquireContentProviderClient(String)ã‚’å‘¼ã³å‡ºã—ã¦ã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã‚’å–å¾—ã™ã—ã¾ã™ã€‚ ContentProviderClientã®APIã‚’è¦‹ã‚‹ã¨ContentResolverã¨ä¼¼ã¦ã„ã‚‹ã“ã¨ãŒã‚ã‹ã‚Šã¾ã™ã€‚ â‡’ContentProviderClient:Android Developers â—ContentResolverã¨ContentProviderClientã®é•ã„ã¯ä½•ã‹ï¼Ÿ ContentResolverã¯DBã¸å•åˆã›ã‚‹æ™‚ã€æ¯Žå›žã‚³ãƒ³ãƒ†ãƒ³ãƒ„URIã®AUT
justoneplanet 2014/01/31
contentprovider

ContentResolver

ContentProviderClient

android

é«˜é€ŸåŒ–
ãƒªãƒ³ã‚¯
Closing the database in a ContentProvider
This week I've been learning all about ContentProvider and using the SQLiteOpenHelper class to manage the creation and upgrading of the database inside of a provider. Specifically, I've been reading through the NotePad example from the sdk's samples directory. Now, I can see that SQLiteOpenHelper has a close() method. I'm aware that leaving idle databases open is bad practice and can cause memory
justoneplanet 2012/06/11
android

ContentProvider

close
ãƒªãƒ³ã‚¯
SQLiteã‚’Androidã‹ã‚‰åˆ©ç”¨ã™ã‚‹æ™‚ã®æ³¨æ„ç‚¹ - T-1000ã®æ—¥è¨˜
ä¸å›½GTUGã®å‹‰å¼·ä¼šã§ã§ã¦ãã¦ã€æ™‚é–“ãŒãªã‹ã£ãŸã®ã§ã€ å½“æ—¥ã«ã¯è§£æ±ºã§ããªã‹ã£ãŸã®ã§ã€ã„ã‚ã„ã‚ã¨èª¿ã¹ã¦ã¿ã¾ã—ãŸã€‚ ã™ã‚‹ã¨ã€SQLiteOpenHelperãŒã©ã†ã‚„ã£ã¦ã€SQLite Databaseã‚’ç®¡ç†ã—ã¦ã„ã‚‹ã®ã‹ãŒ ã‚ã‹ã‚Šã¾ã—ãŸã€‚ ã“ã‚ŒãŒã‚ã‹ã‚‹ã¨ã€SQLiteOpenHelper#onCreateã¨ SQLiteOpenHelper#onUpgradeãŒã©ã‚“ãªæ™‚ã«å‘¼ã°ã‚Œã‚‹ã®ã‹ãŒ åˆ†ã‹ã£ã¦ãã¾ã™ã€‚ çµè«–ã‚’è¨€ã†ã¨ã€onCreate() or onUpgrade()ãŒå‘¼ã°ã‚Œã‚‹ã®ã¯ã€ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãŒ èµ·å‹•ã•ã‚Œã¦ã€æœ€åˆã«SQLiteOpenHelper#getWritableDatabaseã‹ã€ SQLiteOpenHelper#getReadableDatabaseãŒå‘¼ã°ã‚Œã‚‹ã‚¿ã‚¤ãƒŸãƒ³ã‚°ã§ ãƒ¡ã‚½ãƒƒãƒ‰ãŒå‘¼ã°ã‚Œã‚‹ã“ã¨ã«ãªã‚Šã¾ã™ã€‚ ã§ã€SQLite Databaseã¯SQLiteOpenHelperãŒç®¡ç†
justoneplanet 2012/06/11
android

ContentProvider

close
ãƒªãƒ³ã‚¯
Sign in - Google Accounts
justoneplanet 2012/01/01
ContentProvider

android
ãƒªãƒ³ã‚¯
ContentProviderã®ã‚¢ã‚¯ã‚»ã‚¹ç¯„å›²ã€€â€•â€•Dropboxã«ãŠã‘ã‚‹è„†å¼±æ€§ã®ä¿®æ£
æœ¬é€£è¼‰ã§ã¯ã€ã‚»ã‚ãƒ¥ã‚¢ã‚³ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã‚¹ã‚¿ãƒ³ãƒ€ãƒ¼ãƒ‰ã€ŒCERT Oracle Secure Coding Standard for Javaã€ã®å†…å®¹ã‚’ãƒ™ãƒ¼ã‚¹ã«ã€Androidç‰¹æœ‰ã®æƒ…å ±ã‚’äº¤ãˆã¤ã¤ã€å …ç‰¢ãªãƒ—ãƒã‚°ãƒ©ãƒ ã‚’é–‹ç™ºã™ã‚‹ãŸã‚ã®ãƒŽã‚¦ãƒã‚¦ã‚’å…·ä½“çš„ãªäº‹ä¾‹ã¨ã¨ã‚‚ã«ç´¹ä»‹ã—ã¦ã„ãã¾ã™ã€‚ç¬¬2å›žã§ã¯ã€ã•ã£ããAndroidã®è©±é¡Œã‚’ã¨ã‚Šã‚ã’ã¾ã™ã€‚Androidã®ContentProviderã‚’ä½¿ã†ã¨ãã®æ³¨æ„ç‚¹ã‚’è§£èª¬ã—ã¾ã™ã€‚ ã¯ã˜ã‚ã« Androidã«ã¯ãƒ‡ãƒ¼ã‚¿ã‚’èªã¿æ›¸ã/å…±æœ‰ã™ã‚‹ãŸã‚ã®ä»•çµ„ã¿ã¨ã—ã¦ContentProviderãŒã‚ã‚Šã¾ã™ã€‚ãƒ‡ãƒ¼ã‚¿ã®èªã¿æ›¸ãã‚’ç°¡å˜ã«å®Ÿè£…ã™ã‚‹ãŸã‚ã®ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ã‚‚å‚™ãˆã¦ã„ã¦ä¾¿åˆ©ãªã‚‚ã®ã§ã™ã€‚ã¾ãŸã€Androidã§ã¯åŸºæœ¬çš„ã«ä»–ã®ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã¨ãƒ‡ãƒ¼ã‚¿ã‚’ã‚„ã‚Šå–ã‚Šã™ã‚‹ã“ã¨ã¯ã§ãã¾ã›ã‚“ã€‚è‡ªåˆ†ãŒä½œæˆã—ãŸã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã®ãƒ‡ãƒ¼ã‚¿ã‚’ä»–ã®ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã§åˆ©ç”¨ã—ã¦ã‚‚ã‚‰ã†å ´åˆã€ãƒ‡ãƒ¼ã‚¿ã‚’å…±æœ‰ã™ã‚‹æ–¹æ³•ã®ä¸€ã¤
justoneplanet 2011/11/30
ContentProvider

Android

security

ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£

Dropbox
ãƒªãƒ³ã‚¯
https://docs.google.com/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxhbmRyb2lkbmFnb3lhdHN1YnV8Z3g6NzQyZWY5MDhmNjVmMjEzNg
justoneplanet 2011/10/01
android

JUnitTest

UnitTest

contentprovider

service

ãƒ†ã‚¹ãƒˆ

test
ãƒªãƒ³ã‚¯
1