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์—ฌํ–‰์–ด๋•Œ: ์—ฌํ–‰ ๊ณ„ํš๋ถ€ํ„ฐ ์ถ”์–ต๊นŒ์ง€ ํ•จ๊ป˜ํ•˜๋Š” ์„œ๋น„์Šค
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[Android : Fix] fix a bug that the app stop when users run app again after users close the app while they sign up #109

Closed ksh-g001 closed 1 month ago

ksh-g001 commented 1 month ago

๐Ÿ“‹ ์ด์Šˆ ๋‚ด์šฉ

์‚ฌ์šฉ์ž๊ฐ€ ํšŒ์›๊ฐ€์ž… ๊ณผ์ • ๋„์ค‘ ์•ฑ์„ ์ข…๋ฃŒํ•  ์‹œ ์žฌ์ ‘์†์ด ๋ถˆ๊ฐ€๋Šฅํ•œ ๋ฒ„๊ทธ ๋ฐœ์ƒ

~1์ฐจ ์›์ธ ๋ถ„์„ ๊ฒฐ๊ณผ~ ~์˜ค๋ฅ˜ ๋ฉ”์„ธ์ง€ ์กด์žฌํ•˜์ง€ ์•Š์Œ~ ~์‘๋‹ต์„ ์ œ๋Œ€๋กœ ๋ฐ›์€ ๊ฒฝ์šฐ ์ฝ”๋“œ์˜ ๊ตฌ์กฐ์ƒ ๊ฒฐ๊ณผ ๋กœ๊ทธ๊ฐ€ ๋‚จ์•„์žˆ์–ด์•ผ ํ•˜์ง€๋งŒ ์กด์žฌํ•˜์ง€ ์•Š์Œ~ ~์ •๋ณด๋ฅผ ๋ณด๋‚ผ ๋•Œ ํ˜น์€ ์œ ์ € ์กฐํšŒํ•  ๋•Œ ๋ฌธ์ œ๊ฐ€ ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ์ถ”์ธก~

2์ฐจ ์›์ธ ๋ถ„์„ ๊ฒฐ๊ณผ

๊ฒฐ๋ก  : ๋ฒ„๊ทธ์˜ ์ „์ฒด ํ๋ฆ„

  1. ์•ฑ์ด ์‹คํ–‰๋  ๋•Œ ๊ธฐ๊ธฐ์— ์ €์žฅ๋œ Token์ด ์žˆ์œผ๋ฉด ์‚ฌ์šฉ์ž ์ •๋ณด๋ฅผ ๋ฐ›๊ฒŒ ๋จ.
  2. ์ฒ˜์Œ ์•ฑ์„ ์‹คํ–‰ํ•˜๋Š” ์‚ฌ์šฉ์ž๋Š” ๊ธฐ๊ธฐ์— ์ €์žฅ๋œ Token์ด ์—†๊ธฐ ๋•Œ๋ฌธ์— ๊ตฌ๊ธ€ ๋กœ๊ทธ์ธ ๊ณผ์ •์œผ๋กœ ์ด๋™ํ•˜๊ฒŒ ๋จ
  3. ์‚ฌ์šฉ์ž๋Š” ๊ตฌ๊ธ€ ๋กœ๊ทธ์ธ์„ ์‹คํ–‰, ์•ฑ์€ ์„œ๋ฒ„์—๊ฒŒ uid๋ฅผ ์ „๋‹ฌํ•˜๋ฉฐ Token์„ ๋ฐ›๊ฒŒ ๋จ. ์ด ๊ณผ์ •์—์„œ ์‚ฌ์šฉ์ž์˜ ๊ธฐ๊ธฐ์— Token ์ •๋ณด๊ฐ€ ์ €์žฅ๋จ.
  4. ์‚ฌ์šฉ์ž๊ฐ€ ์‚ฌ์šฉ์ž ์ •๋ณด๋ฅผ ์ž…๋ ฅํ•˜๋Š” ๊ณผ์ •์—์„œ ์•ฑ์„ ์ข…๋ฃŒํ•จ
  5. ์‚ฌ์šฉ์ž๊ฐ€ ์ž…๋ ฅํ•œ ์ •๋ณด๊ฐ€ ์„œ๋ฒ„๋กœ ์ „๋‹ฌ๋˜์ง€ ์•Š๊ธฐ ๋•Œ๋ฌธ์— ์„œ๋ฒ„๋Š” uid๋ฅผ ์ œ์™ธํ•œ ๋ชจ๋“  ์‚ฌ์šฉ์ž ์ •๋ณด๋ฅผ null๋กœ ์œ ์ง€ํ•จ.
  6. ์‚ฌ์šฉ์ž๊ฐ€ ์•ฑ์„ ์žฌ์‹คํ–‰ํ•จ.
  7. ์•ฑ์€ ๊ธฐ๊ธฐ์— ์ €์žฅ๋œ Token์ด ์žˆ๊ธฐ์— ์‚ฌ์šฉ์ž ์ •๋ณด๋ฅผ ์„œ๋ฒ„์—๊ฒŒ ์š”์ฒญํ•จ.
  8. ํ†ต์‹ ์ด ์‹œ์ž‘๋˜๋ฉฐ ์•ฑ์€ uid๋ฅผ ์ œ์™ธํ•œ ๋ชจ๋“  ์ •๋ณด๊ฐ€ null์ธ ๋ฐ์ดํ„ฐ๋ฅผ ๋ฐ›์Œ.
  9. NPE ๋ฐœ์ƒ, ์•ฑ ๊ฐ•์ œ ์ข…๋ฃŒ.

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