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2020騫磈ava澶ф暟鎹潰璇曞熀紜€v2 PDF 涓嬭澆
鏈珯鏁寸悊涓嬭澆錛?/strong>
閾炬帴錛?a target="_blank">https://pan.baidu.com/s/1KlH8WeUKAvnBeE3C4ElOIg
鎻愬彇鐮侊細(xì)qnbe
鐩稿叧鎴浘錛?/strong>
涓昏鍐呭錛?/strong>
1. java鍩虹
1.1. java瀹瑰櫒/闆嗗悎
1.1.1.Collection-闆嗗悎
1.1.1.1. List-鏈夊簭闆嗗悎
ArrayList錛氭暟緇勫疄鐜幫紝鏌ヨ蹇紝澧炲垹鎱紝杞婚噺綰э紱(綰跨▼涓嶅畨鍏?錛屾暟緇勫疄鐜板垵濮嬮暱搴?0錛涙墿瀹圭殑鐨勭瓥鐣ヤ負(fù)錛氬彇(oldCapacity * 3)/2 + 1
LinkedList錛氬弻鍚戦摼琛ㄥ疄鐜幫紝澧炲垹蹇紝鏌ヨ鎱?(綰跨▼涓嶅畨鍏?
Vector錛氭暟緇勫疄鐜幫紝閲嶉噺綰?(綰跨▼瀹夊叏銆佷嬌鐢ㄥ皯)
1.1.1.2. Set-鏃犲簭鏃犻噸澶嶉泦鍚?/div>
HashSet 鍏鋒湁姣旇緝濂界殑璇誨彇鍜屾煡鎵炬€ц兘錛岀嚎鎬т笉瀹夊叏錛屽簳灞傚叾瀹炴槸鍖呰浜嗕竴涓狧ashMap鍘誨疄鐜扮殑銆?/div>
TreeSet錛氬疄鐜頒簡SortedSet鎺ュ彛錛岀敤TreeMap瀹炵幇鐨勶紝鏈川涓婃槸涓€涓孩榛戞爲(wèi)鍘熺悊錛涚嚎鎬т笉瀹夊叏錛涙帓搴忓垎鑷劧鎺掑簭鍜屽畾鍒舵帓搴忥紝鑷劧搴忛€氳繃瀵硅薄鐨刢ompareTo鏂規(guī)硶瀹炵幇錛屽畾鍒跺簭閫氳繃鍏寵仈涓€涓狢omparator瀵硅薄瀹炵幇銆俆reeSet涓厓绱犲皢鎸夌収鍗囧簭鎺掑垪錛岄粯璁ゆ槸鎸夌収鑷劧欏哄簭榪涜鎺掑垪
LinkedHashSet錛欻ashSet鐨勪竴涓瓙綾伙紝鐢ㄤ竴涓摼琛ㄦ潵緇存姢鍏冪礌鐨勬彃鍏ラ『搴忥紝綰挎€т笉瀹夊叏錛屽搱甯岃〃+鍙屽悜閾捐〃瀹炵幇錛汱inkedHashSet鐨勬墍鏈夋柟娉曢兘緇ф壙鑷狧ashSet, 鑰屽畠鑳界淮鎸佸厓绱犵殑鎻掑叆欏哄簭鐨勬€ц川鍒欑戶鎵胯嚜LinkedHashMap銆?/div>
EnumSet錛氫笓涓烘灇涓劇被鍨嬭璁＄殑闆嗗悎錛屽洜姝ら泦鍚堝厓绱犲繀欏繪槸鏋氫婦綾誨瀷錛屽惁鍒欎細(xì)鎶涘嚭寮傚父銆?EnumSet闆嗗悎涔熸槸鏈夊簭鐨勶紝鍏墮『搴忓氨鏄疎num綾誨唴鍏冪礌瀹氫箟鐨勯『搴忋€?EnumSet瀛樺彇鐨勯€熷害闈炲父蹇紝鎵歸噺鎿嶄綔鐨勯€熷害涔熷緢蹇€?/div>
transient鍏抽敭瀛楁爣璁扮殑鎴愬憳鍙橀噺涓嶅弬涓庡簭鍒楀寲榪囩▼
1.1.1.3. Queque-闃熷垪
闈為樆濉為槦鍒楋細(xì)
*LinkedList
* PriorityQueue綾誨疄璐ㄤ笂緇存姢浜嗕竴涓湁搴忓垪琛ㄣ€傚姞鍏ュ埌 Queue 涓殑鍏冪礌鏍規(guī)嵁瀹冧滑鐨勫ぉ鐒舵帓搴忥紙閫氳繃鍏?java.util.Comparable 瀹炵幇錛夋垨鑰呮牴鎹紶閫掔粰鏋勯€犲嚱鏁扮殑 java.util.Comparator 瀹炵幇鏉ュ畾浣嶃€?/div>
銆€銆€* ConcurrentLinkedQueue 鏄熀浜庨摼鎺ヨ妭鐐圭殑銆佺嚎紼嬪畨鍏ㄧ殑闃熷垪銆傚茍鍙戣闂笉闇€瑕佸悓姝ャ€傚洜涓哄畠鍦ㄩ槦鍒楃殑灝鵑儴娣誨姞鍏冪礌騫朵粠澶撮儴鍒犻櫎瀹冧滑錛屾墍浠ュ彧瑕佷笉闇€瑕佺煡閬撻槦鍒楃殑澶у皬錛孋oncurrentLinkedQueue 瀵瑰叕鍏遍泦鍚堢殑鍏變韓璁塊棶灝卞彲浠ュ伐浣滃緱寰堝ソ銆傛敹闆嗗叧浜庨槦鍒楀ぇ灝忕殑淇℃伅浼?xì)寰堟參锛岄渶瑕侀亶鍘嗛槦鍒椼€?/div>
闃誨闃熷垪錛欱lockingQueue
* ArrayBlockingQueue 錛氫竴涓敱鏁扮粍鏀寔鐨勬湁鐣岄槦鍒椼€傛寜 FIFO錛堝厛榪涘厛鍑猴級鎺掑簭
* LinkedBlockingQueue 錛氫竴涓敱閾炬帴鑺傜偣鏀寔鐨勫彲閫夋湁鐣岄槦鍒椼€傛寜 FIFO錛堝厛榪涘厛鍑猴級鎺掑簭鍏冪礌
* PriorityBlockingQueue 錛氫竴涓敱浼樺厛綰у爢鏀寔鐨勬棤鐣屼紭鍏堢駭闃熷垪銆?/div>
* DelayQueue 錛氫竴涓敱浼樺厛綰у爢鏀寔鐨勩€佸熀浜庢椂闂寸殑璋冨害闃熷垪銆?/div>
* SynchronousQueue 錛氫竴涓埄鐢?BlockingQueue 鎺ュ彛鐨勭畝鍗曡仛闆嗭紙rendezvous錛夋満鍒躲€?/div>
1.1.2. Map-閿€奸泦鍚?/div>
HashMap錛歬ey涓嶈兘閲嶅錛屼絾鏄痸alue鍙互閲嶅錛泇alue瀵瑰簲鐫€鏀撅紱鍏佽null鐨勯敭鎴栧€鹼紱鏃犲簭錛屽瓨鍏ラ『搴忓拰杈撳嚭欏哄簭鏃犲叧錛宯ull key鍏冪礌錛屾斁緗?鍙峰厓绱狅紝騫寵 鍥犲瓙0.75錛?.8涔嬪悗len>8杞孩榛戞爲(wèi)銆?/div>
Hashtable錛氱嚎紼嬪畨鍏ㄧ殑錛屼笉鍏佽null鐨勯敭鎴栧€鹼紱
Properties:錛歬ey鍜寁alue閮芥槸String綾誨瀷錛岀敤鏉ヨ閰嶇疆鏂囦歡錛?/div>
LinkedHashMap錛欻ashMap鐨勫瓙綾伙紝緇存姢鐫€涓€涓繍琛屼簬鎵€鏈夋潯鐩殑鍙屽悜閾捐〃銆傚瓨鍌ㄧ殑鏁版嵁鏄湁搴忕殑錛屽彲瀹炵幇LRU鑷姩鍥炴敹寮忕紦瀛樸€?/div>
TreeMap錛氬key鎺掑ソ搴忕殑Map; key灝辨槸TreeSet, value瀵瑰簲姣忎釜key; key瑕佸疄鐜癈omparable鎺ュ彛鎴朤reeMap鏈夎嚜宸辯殑鏋勯€犲櫒錛涚孩榛戞爲(wèi)瀹炵幇銆?/div>
concurrentHashMap錛氬姞鍏ュ垎孌甸攣錛圫egment錛夛紱1.8鍚庨噰鐢╟as鍜宻yschronized
WeakHashMap錛氶€氳繃浣跨敤WeakHashMap鏉ュ紩鐢ㄧ紦瀛樺璞★紝鐢盝VM瀵硅繖閮ㄥ垎緙撳瓨榪涜鍥炴敹銆?/div>
ConcurrentCache錛歍omcat涓殑ConcurrentCache浣跨敤浜哤eakHashMap鏉ュ疄鐜扮紦瀛樺姛鑳姐€備笖鏄垎浠ｇ紦瀛樸€?/div>
1.2. 寮傚父
1.2.1. Throwable-寮傚父瓚呯被
1.2.2.Exception-寮傚父
Checked Exception錛氬彲媯€(gè)鏌ョ殑寮傚父錛岃繖鏄紪鐮佹椂闈炲父甯哥敤鐨勶紝鎵€鏈塩hecked exception閮芥槸闇€瑕佸湪浠ｇ爜涓鐞嗙殑銆傚畠浠殑鍙戠敓鏄彲浠ラ嫻嬬殑錛屾甯哥殑涓€縐嶆儏鍐碉紝鍙互鍚堢悊鐨勫鐞嗐€傛瘮濡侷OException錛屾垨鑰呬竴浜涜嚜瀹氫箟鐨勫紓甯搞€傞櫎浜哛untimeException鍙?qiáng)鍏跺瓙绫讳互澶栧Q岄兘鏄痗hecked exception銆?/div>
Unchecked Exception錛歊untimeException鍙?qiáng)鍏跺瓙绫婚兘鏄痷nchecked exception銆傛瘮濡侼PE絀烘寚閽堝紓甯革紝闄ゆ暟涓?鐨勭畻鏁板紓甯窤rithmeticException絳夌瓑錛岃繖縐嶅紓甯告槸榪愯鏃跺彂鐢燂紝鏃犳硶棰勫厛鎹曟崏澶勭悊鐨勩€侲rror涔熸槸unchecked exception錛屼篃鏄棤娉曢鍏堝鐞嗙殑銆?/div>
1.2.3. Error-閿欒
Error鏄敊璇紝瀵逛簬鎵€鏈夌殑緙栬瘧鏃舵湡鐨勯敊璇互鍙?qiáng)绯痪l熼敊璇兘鏄€氳繃Error鎶涘嚭鐨勩€傝繖浜涢敊璇〃紺烘晠闅滃彂鐢熶簬铏氭嫙鏈鴻嚜韜€佹垨鑰呭彂鐢熷湪铏氭嫙鏈鴻瘯鍥炬墽琛屽簲鐢ㄦ椂錛屽Java铏氭嫙鏈鴻繍琛岄敊璇紙Virtual MachineError錛夈€佺被瀹氫箟閿欒錛圢oClassDefFoundError錛夌瓑銆傝繖浜涢敊璇槸涓嶅彲鏌ョ殑錛屽洜涓哄畠浠湪搴旂敤紼嬪簭鐨勬帶鍒跺拰澶勭悊鑳藉姏涔?澶栵紝鑰屼笖緇濆ぇ澶氭暟鏄▼搴忚繍琛屾椂涓嶅厑璁稿嚭鐜扮殑鐘跺喌銆傚浜庤璁″悎鐞嗙殑搴旂敤紼嬪簭鏉ヨ錛屽嵆浣跨‘瀹炲彂鐢熶簡閿欒錛屾湰璐ㄤ笂涔熶笉搴旇璇曞浘鍘誨鐞嗗畠鎵€寮曡搗鐨勫紓甯哥姸鍐點(diǎn)€?/div>
1.3. 澶氱嚎紼?br />
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