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JVM1

[Java] JVM ์ด์ •๋ฆฌ (Class Loader, Execution Engine, Runtime Data Area) ๐Ÿค” JVM(Java Virtual Machine) ์ด๋ž€? JVM ์ด๋ž€ Java ๊ฐ€์ƒ ๋จธ์‹ ์ด๋ผ๊ณ  ๋ถˆ๋ฆฌ๋Š” ์†Œํ”„ํŠธ์›จ์–ด๋กœ Java ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์ด ๋™์ž‘ํ•  ์ˆ˜ ์žˆ๋Š” ํ™˜๊ฒฝ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. JVM ์€ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜๊ณผ ์šด์˜์ฒด์ œ ์‚ฌ์ด์—์„œ ์ค‘์žฌ์ž ์—ญํ• ์„ ์ˆ˜ํ–‰ํ•ฉ๋‹ˆ๋‹ค. ๋•๋ถ„์— Java ๋Š” ์–ด๋Š ์šด์˜์ฒด์ œ ํ™˜๊ฒฝ์—์„œ๋„ ์‹คํ–‰๋  ์ˆ˜ ์žˆ๊ณ , ‘write once and run anywhere’ ์ด๋ผ๋Š” ํ‘œํ˜„์ด ๋ถ™๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๐Ÿ’ซ JVM ๊ตฌ์„ฑ ์š”์†Œ JVM ๊ตฌ์„ฑ JVM ๊ตฌ์„ฑ ์š”์†Œ๋Š” ์œ„์™€ ๊ฐ™์ด ํฌ๊ฒŒ ์„ธ ๊ฐ€์ง€๋กœ ๋ถ„๋ฅ˜๋ฉ๋‹ˆ๋‹ค. Class Loader Execution Engine Runtime Data Area ํด๋ž˜์Šค ๋กœ๋”(Class Loader)๊ฐ€ ์ปดํŒŒ์ผ๋œ ์ž๋ฐ” ๋ฐ”์ดํŠธ์ฝ”๋“œ๋ฅผ ๋Ÿฐํƒ€์ž„ ๋ฐ์ดํ„ฐ ์˜์—ญ(Runtime Data Area)์— ๋กœ๋“œํ•˜๊ณ , ์‹คํ–‰ ์—”์ง„.. 2023. 6. 29.

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