姒傝堪
JAVA web椤圭洰鍏ラ棬锛岃繖鏄竴浠藉紩棰嗗紑鍙戣€呰蛋鍚戞垚鍔熸瀯寤哄姩鎬佺綉绔欏簲鐢ㄧ殑鍏ㄩ潰鎸囧崡銆傛湰绡囨枃绔犲皢甯﹂璇昏€呴鐣AVA鍦╳eb寮€鍙戦鍩熺殑鐙壒榄呭姏锛屾彮绀哄叾璺ㄥ钩鍙版€с€佸畨鍏ㄦ€у拰鐏垫椿鎬х殑寮哄ぇ浼樺娍銆傛枃绔犱粠JAVA web鐨勫熀纭€姒傚康鍑哄彂锛岄€愭娣卞叆锛屼负璇昏€呴摵璁惧潥瀹炵殑鎶€鏈熀纭€銆傛垜浠皢璇︾粏瑙ｆ瀽JAVA鐨勫熀纭€璇硶銆佹暟鎹被鍨嬩互鍙婇潰鍚戝璞＄紪绋嬬殑鏍稿績鎬濇兂銆傜綉椤垫瀯寤虹殑HTML涓嶤SS鐭ヨ瘑涔熶細寰楀埌绠€瑕佷粙缁嶃€傛洿閲嶈鐨勬槸锛屾枃绔犲皢浠嬬粛JSP涓嶴ervlet鐨勪娇鐢ㄤ互鍙奙VC璁捐妯″紡鐨勫疄璺碉紝灞曠幇JAVA璇█鍦╳eb搴旂敤寮€鍙戜腑鐨勬繁搴﹀簲鐢ㄣ€傞€氳繃鎿嶄綔绀轰緥鍜屼娇鐢═omcat鏈嶅姟鍣ㄧ殑瀹炶返锛岃璇昏€呭皢鐞嗚鐭ヨ瘑杞寲涓哄疄闄呮搷浣滆兘鍔涖€?/p>
寮曡█
馃攳 鎺㈠JAVA web椤圭洰鐨勫ゥ绉?/p>
浠€涔堟槸JAVA web椤圭洰锛熷畠鏄竴搴у熀浜嶫AVA缂栫▼璇█鐨勭綉绔欏簲鐢ㄧ▼搴忕殑鍩虹煶锛屽畠鍦ㄦ湇鍔″櫒绔繍琛岋紝鎺ュ彈HTTP璇锋眰骞惰繑鍥炲姩鎬佸唴瀹广€侸AVA web寮€鍙戣瀺鍚堜簡JAVA鐨勮澶氫紭绉€鐗规€э紝濡傚己绫诲瀷銆侀潰鍚戝璞″拰娉涘瀷绛夛紝鎻愪緵浜嗕竴濂楀畬澶囩殑寮€鍙戞鏋讹紝濡係ervlet銆丣SP浠ュ強MVC妯″紡绛夈€傚畠涓哄紑鍙戣€呮惌寤轰簡涓€涓珮鏁堟瀯寤哄鏉倃eb搴旂敤鐨勫钩鍙般€?/p>
涓轰粈涔堟垜浠鍏虫敞JAVA web寮€鍙戯紵瀹冪殑閲嶈鎬т綋鐜板湪浠ヤ笅鍑犱釜鏂归潰锛?/p>
1. 璺ㄥ钩鍙版€э細JAVA鐨勮法骞冲彴鐗规€т娇寰楀紑鍙戜竴娆″嵆鍙湪澶氭搷浣滅郴缁熶笂杩愯锛屽ぇ澶ч檷浣庝簡寮€鍙戞垚鏈€?/p>
2. 瀹夊叏鎬э細JAVA涓板瘜鐨勫畨鍏ㄦ満鍒讹紝濡傚己鍒剁被鍨嬭浆鎹€佸紓甯稿鐞嗙瓑锛岃兘澶熸湁鏁堥伩鍏嶅父瑙佺殑缂栫▼閿欒銆?/p>
3. 鐏垫椿鎬у拰鍙墿灞曟€э細缁撳悎Spring銆丠ibernate绛夋鏋讹紝鍙互鏋勫缓鍑洪珮搴︾伒娲汇€佹槗浜庢墿灞曠殑绯荤粺銆?/p>
JAVA web寮€鍙戠殑搴旂敤鍦烘櫙骞挎硾锛屽鐢靛瓙鍟嗗姟銆佷紒涓氱鐞嗙郴缁熴€佺ぞ浜ょ綉缁滀互鍙婂湪绾挎暀鑲插钩鍙扮瓑锛屽嚑涔庢兜鐩栦簡浜掕仈缃戝簲鐢ㄧ殑鎵€鏈夐鍩熴€?/p>
JAVA鍩虹
馃摎 鎻紑JAVA鐨勭绉橀潰绾?/p>
JAVA鏄敱Sun Microsystems鍏徃浜?995骞存帹鍑虹殑锛堝悗琚玂racle鍏徃鏀惰喘锛夈€傚畠鏄竴绉嶉潰鍚戝璞°€佸己绫诲瀷銆佽法骞冲彴鐨勭紪绋嬭瑷€銆傝寮€濮婮AVA web寮€鍙戜箣鏃咃紝棣栧厛闇€瑕佸畨瑁匤DK锛圝ava Development Kit锛夈€?/p>
馃彿锔?JDK瀹夎姝ラ
璁块棶Oracle瀹樻柟缃戠珯锛屼笅杞芥渶鏂扮増鏈殑JDK銆傝繍琛屼笅杞界殑瀹夎鍖咃紝鎸夌収鎻愮ず瀹屾垚瀹夎銆傝缃甁AVA_HOME鐜鍙橀噺锛岄€氬父鎸囧悜JDK鐨勫畨瑁呰矾寰勩€傚皢%JAVA_HOME%\bin娣诲姞鍒扮郴缁烶ATH鐜鍙橀噺涓紝浠ヤ究鍦ㄥ懡浠よ涓交鏉捐繍琛孞AVA鐩稿叧鍛戒护銆?/p>
馃挕 JAVA鍩虹璇硶涓庢暟鎹被鍨嬪垵鎺?/p>
JAVA鐨勫熀纭€璇硶鍖呮嫭鍙橀噺澹版槑銆佹暟鎹被鍨嬨€佹敞閲婁互鍙婃帶鍒惰鍙ョ瓑銆傛暟鎹被鍨嬪垎涓哄熀鏈被鍨嬶紙濡俰nt銆乨ouble锛夊拰寮曠敤绫诲瀷锛堝绫汇€佹帴鍙ｏ級銆?/p>
浠ヤ笅鏄竴娈电畝鍗曠殑绀轰緥浠ｇ爜锛屽甫鎮ㄩ鐣AVA鐨勪笘鐣岋細
```java
public class HelloWorld {
public static void main(String[] args) {
int age = 25; // 澹版槑鏁村瀷鍙橀噺
double height = 175.5; // 澹版槑娴偣鍨嬪彉閲?/p>
String name = "John Doe"; // 澹版槑瀛楃涓插彉閲?/p>
System.out.println("My name is " + name);
System.out.println("I am " + age + " years old.");
System.out.println("My height is " + height + " cm.");
}
}
```
馃尡 JAVA闈㈠悜瀵硅薄缂栫▼鍒濇帰
鎺㈢储WEB鍩虹涓嶫AVA Web鍏ラ棬
涓€銆乄EB鍩虹
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浜屻€丣AVA Web鍏ラ棬
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浠ヤ笅鏄疭ervlet鐨勪竴涓畝鍗曠ず渚嬶細杩欎釜Servlet浼氬鐞咹TTP GET璇锋眰锛屽苟鍦ㄥ搷搴斾腑杩斿洖鈥淗ello, World!鈥濈殑HTML鍐呭銆傞€氳繃杩欎釜绀轰緥锛屾垜浠彲浠ユ劅鍙楀埌Servlet鐨勫己澶у姛鑳藉拰搴旂敤骞挎硾鎬с€?/p>
鎴戜滑杩樺皢浠嬬粛MVC锛堟ā鍨?瑙嗗浘-鎺у埗鍣級璁捐妯″紡銆侻VC鏄竴绉嶈蒋浠舵灦鏋勬ā寮忥紝鐢ㄤ簬灏嗗簲鐢ㄧ▼搴忕殑閫昏緫灞傘€佽〃鐜板眰鍜屼笟鍔″眰鍒嗙銆傝繖绉嶈璁℃ā寮忔湁鍔╀簬鎻愰珮浠ｇ爜鐨勫彲缁存姢鎬у拰鍙噸鐢ㄦ€э紝浣挎垜浠湪寮€鍙戝ぇ鍨嬮」鐩椂鏇村姞寰楀績搴旀墜銆傞€氳繃瀛︿範鍜屽疄璺礛VC璁捐妯″紡锛屾垜浠皢鑳藉鏋勫缓鏇村姞鍋ュ．銆侀珮鏁堢殑Web搴旂敤绋嬪簭銆?/p>
鏃犺鏄帰绱EB鍩虹杩樻槸JAVA Web鍏ラ棬锛岄兘闇€瑕佹垜浠笉鏂涔犲拰瀹炶返銆傚彧鏈夋帉鎻′簡杩欎簺鍩虹鐭ヨ瘑锛屾垜浠墠鑳藉湪杩欎釜蹇€熷彂灞曠殑棰嗗煙涓父鍒冩湁浣欙紝鍒涢€犲嚭鏇村浼樼鐨勪簰鑱旂綉搴旂敤銆備娇鐢═omcat鏈嶅姟鍣ㄦ瀯寤篔AVA Web搴旂敤鍙婂叾鏈潵瓒嬪娍
涓€銆乀omcat鏈嶅姟鍣ㄧ畝浠嬩笌JAVA Web搴旂敤鏋勫缓鍩虹
Tomcat锛屼綔涓轰竴娆惧紑婧愮殑銆佸熀浜嶫AVA鐨勮交閲忕骇HTTP鏈嶅姟鍣紝鏄繍琛孞AVA web搴旂敤鐨勭悊鎯抽€夋嫨銆傝鏋勫缓JAVA web搴旂敤骞堕儴缃插埌Tomcat鏈嶅姟鍣紝浣犻渶瑕佸畬鎴愪互涓嬫楠わ細
1. 涓嬭浇骞跺畨瑁匱omcat鏈嶅姟鍣ㄣ€?/p>
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3. 鍚姩Tomcat鏈嶅姟鍣紝閫氳繃娴忚鍣ㄨ闂甡localhost:8080/your-app-name`鍗冲彲鏌ョ湅浣犵殑搴旂敤杩愯鏁堟灉銆?/p>
浜屻€丣AVA Web椤圭洰鐨勫叧閿妧宸т笌鏈€浣冲疄璺?/p>
鍦ㄦ瀯寤篔AVA web椤圭洰鏃讹紝闇€瑕佹敞鎰忎互涓嬪叧閿妧宸у拰鏈€浣冲疄璺碉細
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鎬ц兘浼樺寲锛氬叧娉ㄤ唬鐮佺殑鎵ц鏁堢巼锛屽埄鐢ㄧ紦瀛樸€佸紓姝ュ鐞嗙瓑鎶€鏈彁楂樺簲鐢ㄧ殑鍝嶅簲閫熷害鍜屽悶鍚愰噺銆?/p>
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鎸佺画闆嗘垚/鎸佺画閮ㄧ讲锛圕I/CD锛夛細鍒╃敤鑷姩鍖栧伐鍏疯繘琛屾棩甯哥殑浠ｇ爜娴嬭瘯銆佹瀯寤哄拰閮ㄧ讲锛屾彁楂樺紑鍙戞晥鐜囧拰浠ｇ爜璐ㄩ噺銆?/p>
涓夈€佹寔缁涔犱笌杩涢樁璺緞寤鸿
瑕佷笉鏂彁鍗嘕AVA web寮€鍙戞妧鑳斤紝浣犻渶瑕佹寔缁涔犳柊鐨凧AVA妗嗘灦鍜屾妧鏈€傚弬涓庡湪绾胯绋嬨€侀槄璇绘妧鏈枃妗ｃ€佸弬涓庡紑婧愰」鐩瓑閮芥槸鏈夋晥鐨勫涔犳柟寮忋€傛帹鑽愪綘瀛︿範Spring Boot銆丼pring MVC绛夌儹闂ㄦ鏋讹紝浠ュ強鍓嶇鎶€鏈Angular鎴朢eact绛夈€?/p>
鍥涖€丣AVA Web寮€鍙戠殑鏈潵鍙戝睍瓒嬪娍
闅忕潃浜戣绠椼€佸井鏈嶅姟鏋舵瀯銆佸墠鍚庣鍒嗙绛夎秼鍔跨殑鍙戝睍锛孞AVA web寮€鍙戜篃鍦ㄤ笉鏂繘姝ャ€傚叧娉ㄦ柊鎶€鏈紝濡係erverless銆丏ocker銆並ubernetes绛夛紝鍙互甯姪浣犳彁楂樺簲鐢ㄧ殑鍙敤鎬у拰鍙墿灞曟€с€傜浉淇￠€氳繃瀹炶返鍜屼笉鏂涔狅紝浣犲皢鑳藉鏋勫缓鍑哄姛鑳戒赴瀵屻€佹€ц兘鍗撹秺鐨凧AVA web搴旂敤锛屼负鐢ㄦ埛甯︽潵鏇村ソ鐨勪簰鑱旂綉浣撻獙銆?/p>
浜斻€佹€荤粨涓庡睍鏈?/h3>
Tomcat浣滀负JAVA web寮€鍙戠殑鐑棬鏈嶅姟鍣紝涓哄紑鍙戣€呮彁渚涗簡渚挎嵎鐨勫簲鐢ㄩ儴缃插拰绠＄悊鏂瑰紡銆傚湪鏋勫缓JAVA web椤圭洰鏃讹紝閬靛惊鍏抽敭鎶€宸у拰鏈€浣冲疄璺碉紝鍙互澶уぇ鎻愰珮寮€鍙戞晥鐜囧拰搴旂敤璐ㄩ噺銆傞€氳繃鎸佺画瀛︿範鍜岃繘闃讹紝浣犲皢鎺屾彙鏇村鐨勬妧鑳藉拰鐭ヨ瘑锛屽簲瀵笿AVA web寮€鍙戠殑鏈潵鎸戞垬鍜岃秼鍔裤€?/p> |
