2nd/10_Wiki/Dev/Topic_Java/Java_OOP.md

id, title, category, status, verification_status, canonical_id, aliases, duplicate_of, source_trust_level, confidence_score, created_at, updated_at, review_reason, merge_history, tags, raw_sources, applied_in, github_commit

id	title	category	status	verification_status	canonical_id	aliases	duplicate_of	source_trust_level	confidence_score	created_at	updated_at	review_reason	merge_history	tags	raw_sources	applied_in	github_commit
java-oop	Java OOP	Programming_Language	draft	conceptual		object-oriented programming 자바 OOP		B	0.88	2026-07-04	2026-07-04			java programming w3schools oop	https://www.w3schools.com/java/java_oop.asp

Java OOP

🎯 한 줄 통찰 (One-line insight)

The class/object relationship is framed as template vs. instance from the very first OOP chapter — a class (Fruit) is a blueprint, while objects (Apple, Banana, Mango) are concrete instances that each inherit the class's variables and methods, setting up every subsequent OOP chapter. [S1]

🧠 핵심 개념 (Core concepts)

• OOP — Object-Oriented Programming: creating objects that bundle data AND methods together, vs. procedural programming's separate data/procedures. [S1]
• DRY principle — "Don't Repeat Yourself" — extract common code to a single place and reuse it. [S1]
• Class — a template/blueprint for objects. [S1]
• Object — an instance of a class; inherits all variables and methods from its class. [S1]
• OOP advantages — faster/easier execution, clear structure, DRY-friendly maintainability, reusable applications with less code. [S1]

📖 세부 내용 (Details)

• Fruit → Apple/Banana/Mango, Car → Volvo/Audi/Toyota illustrate class-vs-objects. [S1]

⚖️ 모순 및 업데이트 (Contradictions & updates)

소스에서 모순되는 정보는 발견되지 않음.

🛠️ 적용 사례 (Applied in summary)

현재 발견된 실제 적용 사례가 없습니다 — OOP 전체 섹션(클래스/객체/생성자/상속/다형성 등)의 개념적 출발점이다. [S1]

💻 코드 패턴 (Code patterns)

해당 챕터는 개념 소개 중심으로 별도 코드 예제가 없음 — 다음 챕터(Java Classes)에서 실제 클래스 선언 문법이 시작된다.

✅ 검증 상태 및 신뢰도

• 상태: draft
• 검증 단계: conceptual
• 출처 신뢰도: B (W3Schools — widely used educational reference, not a primary standards body)
• 신뢰 점수: 0.88
• 중복 검사 결과: 신규 생성 (New discovery)

🔗 지식 그래프 (Knowledge Graph)

• 상위/루트: Java Tutorial
• 관련 개념: Java Classes, Java Class Attributes, Java Class Methods
• 참조 맥락: OOP 섹션 전체의 개념적 도입부 — 클래스/객체 문법으로 이어짐.

📚 출처 (Sources)

• [S1] W3Schools — Java OOP — https://www.w3schools.com/java/java_oop.asp

📝 변경 이력 (Change history)

• 2026-07-04: Initial draft synthesized from the W3Schools "Java - What is OOP?" page (Astra wiki-curation, P-Reinforce v3.1 format).