[GP] Android์—์„œ MQTT๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๋ฐฉ๋ฒ•

๋ฐ˜์‘ํ˜•

์ด ๊ธ€์€ ์ €์˜ Github Page์˜ ๋‚ด์šฉ ์ค‘ ์ผ๋ถ€๋ฅผ ๋‹ด์•„์˜จ ๊ฒƒ์ž…๋‹ˆ๋‹ค.


์•ˆ๋…•ํ•˜์„ธ์š”. ์š”์ฆ˜ ์ทจ์—… ์‹œ์ฆŒ์ด ํ•œ์ฐฝ์ด๋‹ค๋ณด๋‹ˆ, ๋ธ”๋กœ๊ทธ์— ๊ธ€์“ฐ๋Š”๊ฒŒ ๋˜ ๊ฒŒ์„๋Ÿฌ์ง€๊ฒŒ ๋˜์—ˆ๋„ค์š”. ใ…œใ…œ ์˜ค๋Š˜์€ ์ง€๋‚œ ํฌ์ŠคํŠธ์— ์ด์–ด์„œ, ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์ฝ”๋“œ๋ฅผ ์ด์šฉํ•œ MQTT ๋ฉ”์‹œ์ง€ ๊ตํ™˜ - ์•ˆ๋“œ๋กœ์ด๋“œ ํŽธ์„ ํฌ์ŠคํŠธํ•˜๊ณ ์ž ํ•ฉ๋‹ˆ๋‹ค. ํ˜น์‹œ ์•„์ง MQTT์— ๋Œ€ํ•œ ๊ฐœ๋…์ด๋‚˜, Broker๋ฅผ ์„ค์น˜ํ•˜์ง€ ์•Š์œผ์‹  ๋ถ„๋“ค์€ ์•„๋ž˜ ๋งํฌ๋ฅผ ํ†ตํ•ด, ์ด์ „ ๊ธ€์„ ๋ฐ˜๋“œ์‹œ ๊ตฌ๋…ํ•ด์ฃผ์‹  ํ›„, ์ด ํฌ์ŠคํŠธ๋ฅผ ์ฐธ์กฐํ•˜์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค.

์•„์ง MQTT์— ์ž˜ ๋ชจ๋ฅด์‹ ๋‹ค๊ตฌ์š”?

์•„๋ž˜ ๋ฒ„ํŠผ์„ ํด๋ฆญํ•˜์…”์„œ ์ž์„ธํžˆ ์•Œ์•„๋ณด์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค.


MQTT์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ธฐ



Eclipse Paho

MQTT ํ”„๋กœํ† ์ฝœ์„ ์‚ฌ์šฉํ•ด ๋ฉ”์‹œ์ง€ ๊ตํ™˜์„ ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” MQTT ํ†ต์‹ ์ด ๊ฐ€๋Šฅํ•œ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ๊ทธ ์ค‘์—์„œ๋„ ์ €ํฌ๋Š” Java์™€ ์•„์ฃผ ๊ถํ•ฉ์ด ์ข‹์€ Eclipse Paho๋ฅผ ์‚ฌ์šฉํ•˜๊ณ ์ž ํ•ฉ๋‹ˆ๋‹ค.


implementation 'org.eclipse.paho:org.eclipse.paho.client.mqttv3:1.1.1'


compile 'org.eclipse.paho:org.eclipse.paho.client.mqttv3:1.1.1'


Gradle 3.0 ๋ฒ„์ „์„ ์‚ฌ์šฉํ•˜์‹ ๋‹ค๋ฉด, implementation์„, Gradle 2.x ๋ฒ„์ „์„ ์‚ฌ์šฉํ•˜์‹ ๋‹ค๋ฉด, compile ์ฝ”๋“œ๋ฅผ build.gradle์— ์‚ฝ์ž…ํ•ฉ๋‹ˆ๋‹ค. 



Using Paho

์ž ์ด์ œ ๊ทธ๋Ÿผ Paho๋ฅผ ์‚ฌ์šฉํ•ด์„œ MQTT๋ฅผ ์‚ฌ์šฉํ•ด๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. MQTT๊ฐ€ ๊ธฐ๋ณธ์ ์œผ๋กœ ํ•˜๋Š” ์ผ์—๋Š” Publish, Subscribe๊ฐ€ ์žˆ๋Š”๋ฐ์š”. ๊ทธ ์ „์— ์šฐ๋ฆฌ๋Š” MQTT Broker์™€ ์—ฐ๊ฒฐํ•ด์ค˜์•ผ ํ•ฉ๋‹ˆ๋‹ค.



์ด์–ด์„œ ์ฝ์œผ์‹œ๋ ค๋ฉด ์•„๋ž˜์˜ ๋ฒ„ํŠผ์„ ํด๋ฆญํ•ด์ฃผ์„ธ์š”.


... ๊ณ„์† ์ฝ๊ธฐ


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