浜掕仈缃戝ぇ鍘侸ava闈㈣瘯绾疄锛氫弗鑲冮潰璇曞畼 vs 鎼炵瑧绋嬪簭鍛樿阿椋炴満
绗竴杞細鍩烘湰鍔熻�冨療
闈㈣瘯瀹�锛氳阿椋炴満锛屾潵锛屽挶浠厛鑱婅亰Java鍩虹锛岃璁睯ava涓殑闈㈠悜瀵硅薄鐗规�ф槸浠�涔堬紵
璋㈤鏈�锛氳繖涓垜鐭ラ亾锛侀潰鍚戝璞℃湁灏佽銆佺户鎵裤�佸鎬侊紝鎴戞渶鍠滄澶氭�侊紝鍥犱负瀹冨彲浠ヨ涓�涓璞℃湁寰堝闈㈣矊锛乗n闈㈣瘯瀹�锛氬棷锛屼笉閿欍�傞偅浣犺璇碅rrayList鍜孡inkedList鐨勫尯鍒紵
璋㈤鏈�锛欰rrayList鏄敤鏁扮粍瀹炵幇鐨勶紝璁块棶閫熷害蹇紱LinkedList鐢ㄩ摼琛ㄥ疄鐜帮紝澧炲垹鍏冪礌蹇紝鎴戣寰楅摼琛ㄦ洿甯呮皵锛乗n闈㈣瘯瀹�锛氳繕琛岋紝閭ashMap鐨勭嚎绋嬪畨鍏ㄩ棶棰樻槸鎬庝箞瑙ｅ喅鐨勶紵
璋㈤鏈�锛氬憙鈥︹�﹀姞涓攣锛熸垨鑰呯敤ConcurrentHashMap锛焅n闈㈣瘯瀹�锛氬棷锛屽彲浠ワ紝缁х画鍔姏銆俓n
绗簩杞細澶氱嚎绋嬩笌骞跺彂
闈㈣瘯瀹�锛氶偅鎴戜滑鑱婅亰澶氱嚎绋嬶紝绾跨▼姹犱綘鐢ㄨ繃鍚楋紵璇磋瀹冪殑濂藉銆俓n璋㈤鏈�锛氱嚎绋嬫睜鍙互閲嶇敤绾跨▼锛岃妭鐪佽祫婧愩�傝繕鏈夌嚎绋嬫睜鏈夊洓绉嶇被鍨嬶紝鍟ユ潵鐫�鈥︹�﹀浐瀹氱殑銆佺紦瀛樼殑銆佸崟绾跨▼锛岃繕鏈変竴涓�︹�︽垜蹇樹簡銆俓n闈㈣瘯瀹�锛氭槸Scheduled銆傞偅璇磋JUC鍖呴噷鐨凜ountDownLatch鍜孋yclicBarrier鐨勫尯鍒紵
璋㈤鏈�锛欳ountDownLatch鏄釜鍊掕鏃跺櫒锛孋yclicBarrier鏄釜鏍忔潌锛乗n闈㈣瘯瀹�锛氣�︹�﹀叿浣撶偣锛焅n璋㈤鏈�锛欳ountDownLatch鍙互璁╀竴缁勭嚎绋嬬瓑鍙︿竴涓嚎绋嬪畬鎴愶紝CyclicBarrier鍙互璁╃嚎绋嬩滑浜掔浉绛夊緟锛屽儚闂归挓涓�鏍凤紒
闈㈣瘯瀹�锛氭弿杩拌繕琛屻�傞偅ReentrantLock鍜宻ynchronized鍛紵
璋㈤鏈�锛氬憙鈥︹�﹂攣鍜屸�︹�﹀憙鈥︹�﹀姞閿侊紵
闈㈣瘯瀹�锛氬ソ锛屼笅涓�涓棶棰樸�俓n
绗笁杞細妗嗘灦涓庝腑闂翠欢
闈㈣瘯瀹�锛歋pring閲岀殑AOP浣犵敤杩囧悧锛焅n璋㈤鏈�锛欰OP鍟婏紝闈㈠悜鍒囬潰缂栫▼鍢涳紝鐢ㄦ潵骞插暐鐨勨�︹�︽棩蹇楋紵
闈㈣瘯瀹�锛氳繕鏈夊憿锛焅n璋㈤鏈�锛氳繕鏈変簨鍔″暐鐨勶紒
闈㈣瘯瀹�锛氬ソ锛岄偅SpringBoot鐨勮嚜鍔ㄨ閰嶅師鐞嗕簡瑙ｅ悧锛焅n璋㈤鏈�锛氳嚜鍔ㄨ閰嶅氨鏄疭pring甯綘鎶婁笢瑗块兘閰嶅ソ锛岀渷浜嬶紒
闈㈣瘯瀹�锛氶偅MyBatis鐨勪竴绾х紦瀛樺拰浜岀骇缂撳瓨鍖哄埆鏄粈涔堬紵
璋㈤鏈�锛氫竴绾х紦瀛樻槸鏈湴鐨勶紝浜岀骇缂撳瓨鏄叡浜殑锛屽棷锛屽氨鏄繖鏍凤紒
闈㈣瘯瀹�锛氳锛屼粖澶╁氨鍒拌繖鍎垮惂锛屽洖鍘荤瓑閫氱煡銆俓n
闈㈣瘯闂绛旀璇﹁В
绗竴杞甛n
- Java鐨勯潰鍚戝璞＄壒鎬�锛歕n -灏佽锛氬皢鏁版嵁鍜屾搷浣滃皝瑁呭湪绫讳腑锛屾彁渚涜闂帴鍙ｏ紝闅愯棌瀹炵幇缁嗚妭銆俓n -缁ф壙锛氶�氳繃缁ф壙鐖剁被锛屽彲浠ュ鐢ㄤ唬鐮佸拰鎵╁睍鍔熻兘銆俓n -澶氭��锛氬悓涓�涓柟娉曡皟鐢ㄥ彲浠ヨ〃鐜板嚭涓嶅悓鐨勮涓猴紝涓昏閫氳繃鏂规硶閲嶅啓鍜屾帴鍙ｅ疄鐜般�俓n
- ArrayList vs LinkedList锛歕n -ArrayList锛氬熀浜庡姩鎬佹暟缁勶紝闅忔満璁块棶蹇紝鎻掑叆鍒犻櫎鎱紙娑夊強鏁扮粍鎷疯礉锛夈�俓n -LinkedList锛氬熀浜庡弻鍚戦摼琛紝鎻掑叆鍒犻櫎蹇紝闅忔満璁块棶鎱紙闇�閬嶅巻閾捐〃锛夈�俓n
- HashMap绾跨▼瀹夊叏闂锛歕n - HashMap鏈韩绾跨▼涓嶅畨鍏紝澶氱嚎绋嬬幆澧冧笅鍙兘瀵艰嚧鏁版嵁涓㈠け鎴栨寰幆銆俓n - 瑙ｅ喅鏂规硶锛歕n - 浣跨敤
Collections.synchronizedMap鍖呰銆俓n - 浣跨敤ConcurrentHashMap锛屽垎娈甸攣纭繚绾跨▼瀹夊叏銆俓n
绗簩杞甛n
- 绾跨▼姹犵殑濂藉锛歕n - 鍑忓皯绾跨▼鍒涘缓鍜岄攢姣佺殑寮�閿�銆俓n - 鎻愰珮鍝嶅簲閫熷害銆俓n - 鎻愪緵绾跨▼绠＄悊鍔熻兘锛岄伩鍏嶈祫婧愯�楀敖銆俓n - 甯歌鐨勭嚎绋嬫睜绫诲瀷锛歕n -
newFixedThreadPool锛氬浐瀹氬ぇ灏忋�俓n -newCachedThreadPool锛氬彲缂撳瓨銆俓n -newSingleThreadExecutor锛氬崟绾跨▼銆俓n -newScheduledThreadPool锛氬畾鏃朵换鍔°�俓n - CountDownLatch vs CyclicBarrier锛歕n -CountDownLatch锛氫竴涓嚎绋嬬瓑寰呭叾浠栫嚎绋嬪畬鎴愶紝鍊掕鏃朵负0鍚庣户缁墽琛屻�俓n -CyclicBarrier锛氫竴缁勭嚎绋嬩簰鐩哥瓑寰咃紝璁℃暟鍣ㄥ綊0鍚庡悓鏃舵墽琛岋紝鏀寔閲嶇敤銆俓n
- ReentrantLock vs synchronized锛歕n -ReentrantLock锛氭樉寮忛攣锛屾敮鎸佸叕骞抽攣銆侀潪鍏钩閿侊紝鍙腑鏂�俓n -synchronized锛氶殣寮忛攣锛岀畝娲侊紝浣嗗姛鑳借緝灏戙�俓n
绗笁杞甛n
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- SpringBoot鑷姩瑁呴厤鍘熺悊锛歕n - 鍩轰簬
@EnableAutoConfiguration娉ㄨВ锛岄�氳繃spring.factories鍔犺浇閰嶇疆绫伙紝鑷姩瑁呴厤Bean銆俓n - MyBatis缂撳瓨锛歕n -涓�绾х紦瀛�锛氶粯璁ゅ紑鍚紝鍩轰簬SqlSession锛岀嚎绋嬩笉瀹夊叏銆俓n -浜岀骇缂撳瓨锛氶渶鎵嬪姩寮�鍚紝鍩轰簬Mapper绾у埆锛岃法SqlSession鍏变韩銆俓n
甯屾湜杩欎簺鍐呭瀵逛綘鏈夋墍甯姪锛�
