銆銆J2ME浣撶郴緇撴瀯鍩轟簬璁懼鐨勭郴鍒楀拰綾誨埆錛屼竴涓被鍒畾涔変簡(jiǎn)涓涓壒瀹氱綾葷殑璁懼銆傜Щ鍔ㄧ數(shù)璇濄佸鍛兼満鍜屼釜浜虹數(shù)鑴戣浜嬫湰閮芥槸鍗曠嫭鐨勭被鍒傚瀛樺偍鍣ㄥ拰澶勭悊鑳藉姏鏈夌浉榪戦渶姹傜殑鑻ュ共綾誨埆鐨勮澶囨瀯鎴愯澶囩殑涓涓郴鍒椼傜Щ鍔ㄧ數(shù)璇濄佸鍛兼満鍜屼釜浜虹數(shù)鑴戣浜嬫湰涓璧峰氨鏄崰鐢ㄨ祫婧愬緢灝忕殑璁懼鐨勪竴涓郴鍒椼?/p>
銆銆Java 铏氭嫙鏈哄眰(Java Virtual Machine Layer)錛氭槸Java铏氭嫙鏈虹殑涓涓疄鐜幫紝瀹冩槸涓虹壒瀹氳澶囩殑涓繪満鎿嶄綔緋葷粺瀹氬埗鐨勶紝鑰屼笖鏀寔鐗瑰畾鐨凧2ME閰嶇疆(Configuration)銆?/p>
銆銆閰嶇疆灞?Configuration Layer)錛氶厤緗眰瀹氫箟浜?jiǎn)Java铏氭嫙鏈哄姛鑳戒笂鍜岀壒瀹氱被鍒澶囦笂鍙敤鐨凧ava綾誨簱鐨勬渶灝忛泦銆備粠鏌愮紼嬪害涓婅錛屼竴涓厤緗畾涔変簡(jiǎn)Java騫沖彴鍔熻兘閮ㄥ垎鍜屽簱鐨勫叡鍚屾э紝寮鍙戣呭彲浠ュ亣璁捐繖浜涘姛鑳介儴浠跺拰搴撳湪灞炰簬鏌愪竴鐗瑰畾綾誨埆鐨勬墍鏈夎澶囦笂閮芥槸鍙敤鐨勩?/p>
銆銆妗嗘灦灞?Profile Layer)錛氭鏋跺眰瀹氫箟浜?jiǎn)鐗瑰畾绯诲垪璁惧涓婂彲鐢ㄧ殑搴旂敤绋嬪簭缂柦E嬫帴鍙?API)鐨勬渶灝忛泦銆傛鏋跺湪涓涓壒瀹氱殑閰嶇疆涓婂疄鐜般傚簲鐢ㄧ▼搴忔槸閽堝鐗瑰畾妗嗘灦緙栧啓鐨勶紝鍥犳鍙互縐繪鍒版敮鎸佽妗嗘灦鐨勪換浣曡澶囦笂銆備竴涓澶囧彲浠ユ敮鎸佸涓鏋躲傜敤鎴峰拰搴旂敤紼嬪簭渚涘簲鍟嗙湅鍒版渶澶氱殑灝辨槸榪欎竴灞傘?/p>
銆銆MIDP(Mobile Information Device Profile)灞傦細(xì)縐誨姩淇℃伅璁懼妗嗘灦銆傛槸Java API闆嗗悎錛屽畠澶勭悊璇稿鐢ㄦ埛鐣岄潰銆佹寔涔呭瓨鍌ㄥ拰鑱旂綉絳夐棶棰樸?/p>
銆銆(2)J2ME閰嶇疆Configuration
銆銆鐢變笂鍙煡錛孞2ME緇勪歡閮藉洿緇曚竴涓腑蹇?jī)锛寴q欎簺涓績(jī)琚О涓衡滈厤緗?Configuration)銆傚畠浠敤浜庢秷璐圭數(shù)瀛愬拰宓屽叆璁懼鐨勭壒鍒殑綾匯傜洰鍓岼2ME瀹氫箟2涓滈厤緗濓紝榪?縐嶁滈厤緗濈敱浜庡叾澶勭悊榪愮畻鐨勮兘鍔涗笉鍚岃屾敮鎸佷笉鍚岀殑璁懼瀵硅薄銆?/p>
銆銆Connected Limited Device Configuration(CLDC錛屾湁闄愯繛鎺ヨ澶囬厤緗?錛氳鈥滈厤緗濆畾涔塉ava搴旂敤紼嬪簭鎺ュ彛浠ュ強(qiáng)鏀寔鎵嬫寔璁懼鐨勬妧鏈傚鎵嬫満銆佹帉涓婄數(shù)鑴戠瓑銆?/p>
銆銆Connected Device Configuration(CDC錛岃繛鎺ヨ澶囬厤緗?錛氳鈥滈厤緗濇敮鎸佲滄彃鍏ュ鈥濆紡璁懼鐨勫簲鐢ㄧ▼搴忔帴鍙o紝濡傛満欏剁洅絳夈?/p>
銆銆涓婅堪涓ょ鈥滈厤緗濓紝鍏跺尯鍒湪浜庡畠浠簲鐢ㄤ簬鐨勮澶囩殑鑳藉姏錛?/p>
銆銆CLDC璁懼鐨勫鐞嗗櫒鑳藉姏鏈夐檺(涓庡彴寮忔満姣旇緝)錛屼笖瀛樺偍鍣ㄥぇ灝忎竴鑸彧鍦?28KB鍒?12KB涔嬮棿錛岃孋DC緋葷粺鍒欎笉鍚岋紝瀹冨彲鑳芥湁32浣嶆垨64浣嶅鐞嗗櫒錛屼互鍙?qiáng)鏈夐檺鐨勫瓨鍌ㄥ畾w噺錛屼笉榪囧畠鐨勪笅闄愪篃瓚呰繃512KB銆傚畠浠叡鍚屾墍閬靛驚鐨勫師鍒欐槸錛屾瘡涓笉鍚屽姛鑳界殑紜歡璁懼閮藉皢琚笉鍚岀殑铏氭嫙鏈烘敮鎸併?/p>
銆銆3.J2ME鐨勭畝琛≒rofile
銆銆铏界劧錛屸滈厤緗濅負(fù)涓緇勯氱敤璁懼鎻愪緵浜?jiǎn)鏈灝忕殑Java騫沖彴錛屼絾鏄紑鍙戣呮劅鍏磋叮鐨勬槸涓轟釜鍒澶囪璁″簲鐢ㄧ▼搴忥紝褰撲粬浠彧浣跨敤鈥滈厤緗濊繘琛屽紑鍙戯紝閭d箞鎵緙栧啓鐨勫簲鐢ㄧ▼搴忚偗瀹氫細(xì)鏈夋墍嬈犵己銆傗滈厤緗濆繀欏繪弧瓚蟲(chóng)墍鏈夎澶囩殑鏈灝忚姹傦紝鑰岀敤鎴風(fēng)晫闈€佽緭鍏ユ満鍒跺拰鏁版嵁鎸佷箙鎬ч兘鍏鋒湁楂樺害鐨勮澶囧叿浣撴э紝姣忎竴縐嶈澶囬兘鏈夎嚜宸辯殑鏂規(guī)硶錛岃繖浜涘線寰涓嶅湪鈥滈厤緗濇墍鑳芥弧瓚崇殑鏈灝忚姹傝寖鍥翠箣鍐呫?/p>
銆銆鐜板湪錛?涓凡鐭ョ畝琛ㄥ凡緇忔湁浜?jiǎn)瑙勮寖銆傝屾瘡涓畝琛ㄧ殑璐d換閮芥槸涓轟簡(jiǎn)瀹屽杽閰嶇疆鐨勪笉瓚熾?/p>
銆銆(1)MIDP綆琛?/p>
銆銆MIDP(Mobile Information Device Profile錛岀Щ鍔ㄤ俊鎭澶囩畝琛?鏄涓涓疄鐜扮殑綆琛紝瀹冭ˉ鍏呬簡(jiǎn)CLDC閰嶇疆錛屽茍涓旀彁渚涘簲鐢ㄧ▼搴忚涔夊拰鎺т歡銆佺敤鎴風(fēng)晫闈€佹寔涔呭瓨鍌ㄥ櫒銆佺綉緇滃拰鐢ㄤ簬縐誨姩鐢?shù)璇濈殑璁℃椂鍣ㄣ佸弻閫氶亾鍛煎彨鍣ㄥ拰鍏朵粬鏃犵嚎鐢?shù)璁惧銆?/p>
銆銆(2)PDA綆琛?/p>
銆銆Palm鍏徃鏄紑鍙慞DA綆琛ㄨ鑼冪殑棰嗗ご浜猴紝璇ョ畝琛ㄥ畬鍠勪簡(jiǎn)CLDC閰嶇疆錛屽湪鐩稿綋闀跨殑鏃墮棿鍐咃紝瀹冮兘灝嗘槸KJava綾葷▼搴忓寘鐨勬浛浠e搧銆侸ava瑙勮寖寤鴻璇ョ畝琛ㄨ嚦灝戝簲褰撴彁渚?涓牳蹇?jī)鍔熻兘鐗噷D碉紝鍗崇敤鎴風(fēng)晫闈㈡樉紺哄伐鍏峰寘錛岄傚悎浜庘滄湁闄愮殑灝哄鍜屾繁搴︽樉紺衡濓紝鍙︿竴涓垯鏄寔涔呮暟鎹瓨鍌ㄥ櫒鏈哄埗銆傛樉紺哄伐鍏峰寘搴旇鏄娊璞$獥鍙e伐鍏峰寘鐨勪竴涓瓙闆嗭紝鑰屾寔涔呮満鍒跺皢涓哄簲鐢ㄧ▼搴忋佹暟鎹侀厤緗?鐜淇℃伅鎻愪緵綆鍗曠殑鏁版嵁瀛樺偍銆?/p>
銆銆(3)Foundation綆琛?/p>
銆銆Foundation綆琛ㄧ殑浠誨姟鏄媴浠諱竴涓熀紜綆琛紝渚夸簬浠ュ悗寮鍙戝嚭鏉ョ殑鎻愪緵鍥懼艦鐢ㄦ埛鎺ュ彛銆?緗戠粶絳夊姛鑳界殑綆琛ㄩ檮鐫鍦ㄥ畠涔嬩笂銆傞櫎浜?jiǎn)鐢ㄤ簬鍩杭媭綆琛紝Foundation綆琛ㄨ繕鎻愪緵瀹屾暣緗戠粶鐨勬敮鎸侊紝涓嶇鏈夋病鏈変嬌鐢ㄥ浘褰㈢敤鎴鋒帴鍙c?/p>
銆銆(4)Personal綆琛?/p>
銆銆鍦ㄥ綋鍓嶈鑼冪殑闇姹備笅錛?Personal綆琛ㄦ彁渚涗笅涓浠ersonal Java鐜銆傝綆琛ㄥ厑璇猴紝鎻愪緵浜掕仈緗戣繛鎺ユу拰W(xué)eb淇濈湡搴︿互鍙?qiáng)涓涓兘澶熻繍琛孞ava Applets鐨凣UI銆?/p>
銆銆(5)RMI綆琛?/p>
銆銆鎴戜滑鐭ラ亾CDC閰嶇疆涓哄叡浜殑銆佸浐瀹氱綉緇滆繛鎺ヤ俊鎭澶囨彁渚涙渶灝忕殑Java鐜銆傝綆琛ㄥ皢閫氳繃鎻愪緵Java鍒癑ava鐨凴MI鏉ュ崗鍔╂彁渚涙洿濂界殑緗戠粶榪炴帴鎬с?br />
鍙傝冭祫鏂欙細(xì)
J2ME鏃犵嚎閫氫俊緙栫▼鍏ラ棬聽(tīng)
http://www.vchelp.net/wyy/j2me/j2me_arc.asp
鍚嶈瘝錛?br />Configuration
Profile
CDC
CLDC
MDIP