鍒涘緩宸ョ▼
鍦ㄥ畬鎴愪簡鐜鎼緩鍚庯紝鎴戜滑灝卞彲浠ュ湪Eclipse涓敤鎴戜滑鎵鐔熸倝鐨勬柟寮忓紑鍙戞棤綰垮簲鐢ㄧ▼搴忋備笅闈㈣鎴戜滑瀹屾垚涓涓粡鍏窰ello World紼嬪簭銆傝繖閲岋紝鎴戜滑閫夋嫨浣跨敤Sun WTK 2.2浣滀負妯℃嫙鍣ㄣ?/p>
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鍦‥clipse宸ヤ綔鍙頒笂鐨勬柊寤洪夐」涓紝閫夋嫨J2ME Midlet Suite錛岄鍏堝垱寤轟竴涓狹IDP Suit銆?/p>
鍦ㄤ笅涓姝ヤ腑錛屾垜浠彲浠ョ湅鍒版湁澶氱妯℃嫙鍣ㄨ澶囧彲渚涢夋嫨錛岄夊畾鈥淛2ME Wireless Toolkit 2.2 MIDP 2.0 Platform鈥濆悗錛岀戶緇笅涓姝ワ紝鐩磋嚦瀹屾垚銆?/p>
姝ゆ椂錛屽湪鍖呰祫婧愮鐞嗗櫒涓紝Hello World濂椾歡欏圭洰宸茬粡琚緩绔嬭搗鏉ワ紝鎴戜滑娉ㄦ剰鍒幫紝Eclipse涓烘垜浠嚜鍔ㄧ粦瀹氫簡J2ME library榪愯搴擄紝騫跺垱寤轟簡jad絳夐厤緗枃浠躲?/p>
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鍒涘緩MIDlet鏂囦歡
瀹屾垚欏圭洰鍒涘緩鍚庯紝璁╂垜鏉ュ垱寤轟竴涓狹IDlet綾繪枃浠訛紝瀹冩槸鏁翠釜濂椾歡鐨勫叆鍙ｆ枃浠躲備篃鏄疕ello World鐨勫叧閿被銆?/p>
閫夋嫨J2ME Midlet涔嬪悗錛屾垜浠彲浠ョ湅鍒扮郴緇熻嚜鍔ㄧ戶鎵夸簡MIDlet瓚呯被錛岃紜繚涓変釜榛樿鏂規硶澶嶉夋琚変腑錛岃緭鍏ョ被鍚嶏紝瀹屾垚鍒涘緩銆?/p>
鎵撳紑鍒氬垰鍒涘緩鐨凥ello World錛屾垜浠彂鐜癊clipse宸茬粡鑷姩甯垜浠敓鎴愪簡紼嬪簭涓諱綋錛岀戶鎵挎柟娉曚互鍙婁竴浜涙敞閲娿?/p>
濡傛涔嬪鐨勯噸澶嶅伐浣滃凡緇忚Eclipse瀹屾垚錛屼互鑷充簬鎴戜滑鍙渶瑕佸湪鐩稿簲鐨勬柟娉曚腑濉啓鑷繁鐨勫疄鐜拌繃紼嬪氨鍙互浜嗐?/p>
棣栧厛鍦℉ello World浠ｇ爜涓鍏ョ晫闈㈢被import javax.microedition.lcdui.*;
鐒跺悗錛屾垜浠粎浠呴渶瑕佺敤浠ヤ笅浠ｇ爜瑕嗙洊鍘熷厛鐨勬瀯閫犲嚱鏁幫細
public HelloWorld() {
聽聽聽聽聽聽 super ();
聽聽聽聽聽聽 // TODO 鑷姩鐢熸垚鏋勯犲嚱鏁板瓨鏍?/p>
聽聽聽聽聽聽 Form form = new Form("Hello World");
聽聽聽聽聽聽 form.append("Welcome to J2ME World!");
聽聽聽聽聽聽 Display.getDisplay(this).setCurrent(form);
}
濡傛綆鍗曠殑鍑犳錛岀涓涓狫2ME灝卞畬鎴愪簡錛?/p>
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鎵цMIDlet
鍦℉ello World欏圭洰涓婂崟鍑誨彸閿紝閫夋嫨鈥滆繍琛屸︹濓紝
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鍦ㄥ脊鍑哄璇濇涓紝鍦╓ireless Toolkit Emulator涓柊寤轟竴涓厤緗紝鎸囧畾鍒氬垰Hello World涓哄叆鍙ｆ枃浠訛紝搴旂敤璁劇疆錛屾渶鍚庤繍琛屻?/p>
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鍙互鐪嬪埌錛孍clipse鑷姩鍚姩浜哤TK鐨勬ā鎷熷櫒錛屾樉紺哄嚭浜咹ello World鐨勬榪庣晫闈紒
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鎵撳寘涓庢販娣?/p>
鎵撳寘錛屽氨鏄負濂椾歡鐢熸垚jar鏂囦歡錛岀敤鏉ュ彂甯冮」鐩傚彸閿崟鍑葷洰鏍囬」鐩紝鍙互鍦↗2ME閫夐」涓夊畾Create Package錛岀敓鎴恓ar鍖呫?/p>
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娣鋒穯錛屽氨鏄負浜嗕繚鎶ょ増鏉冿紝澧炲姞鍒漢鍙嶇紪璇戦槄璇繪簮浠ｇ爜鐨勯毦搴︼紱鍚屾椂鍙互鍑忓皯jar鍖呯殑浣撶Н銆傚湪J2ME閫夐」涓篃鑳藉鎵懼埌鍒涘緩娣鋒穯鍖呯殑閫夐」銆備絾棣栧厛錛岄渶瑕佹寚瀹氬綋鍓嶇郴緇熶腑娣鋒穯鍣ㄧ殑瀹夎浣嶇疆銆?/p>
鎴戜滑榪欓噷閲囩敤浜嗗紑婧愬厤璐圭殑Proguard3.0.1浣滀負娣鋒穯鍣ㄣ傚湪鈥滈閫夐」 / J2ME / packaging / obfuscation鈥濅腑錛岄氳繃嫻忚鎸囧畾Proguard3.0.1鐨勫畨瑁?瑙ｅ帇)璺緞銆?/p>
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搴旂敤淇濆瓨璁劇疆涔嬪悗錛屽氨鍙互鎴愬姛鐨勫垱寤烘販娣嗗寘浜嗐?/p>
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娉ㄦ剰錛?/p>
寰堝鍒濇浣跨敤鐨勬湅鍙嬩細鍙戠幇鍗充究鎸囧畾璺緞涔嬪悗錛屼緷鐒朵笉鑳介『鍒╁垱寤烘販娣嗭紝騫朵笖寰寰寰楀埌綾諱技涓嬮潰鐨勮鍛婁俊鎭?/p>
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鍑虹幇榪欎釜閿欒鐨勫師鍥犱笌JDK璺緞鏈夊叧銆傛垜浠湪瀹夎浜咼DK涔嬪悗(浠?.4.2涓轟緥)錛岀郴緇熺幆澧冨彉閲忎腑瀛樺湪涓ょJDK錛屼竴縐嶆槸JDK SDK錛屼竴縐嶆槸榪愯鏃剁幆澧?runtime)銆侲clipse鍦ㄨВ鍘嬪畨瑁呮椂閫夋嫨鐨勬槸鍚庤咃紝鑰屽惎鍔≒roguard3.0.1闇瑕佺殑鏄墠鑰呫?/p>
淇榪欎釜闂寰堢畝鍗曪紝鍦ㄢ滈閫夐」 / java / 宸插畨瑁呯殑JRE鈥濅腑鎶婁綘鐨凧RE浠庢寚鍚戣繍琛屾椂鏇存敼涓烘寚鍚慡DK(鍗矹DK鐨勫畨瑁呯洰褰?
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姝ゆ椂JRE灝嗘嫢鏈夊畬鏁碕DK搴撴枃浠訛紝鍐嶆榪愯鍒涘緩娣鋒穯錛屾垜浠細鍙戠幇鍦℉ello World瀛愮洰褰昫eployed涓寘鎷簡HelloWorld.jar錛孒elloWorld_base.jar錛?HelloWorld_base_obf.jar銆備粬浠垎鍒槸娣鋒穯鍚庯紝娣鋒穯鍓嶇瓑涓嶅悓鐗堟湰鐨刯ar鍖呫?/p>
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