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Java涓殑娉ㄩ噴2 銆€銆€3.4 綆楁暟榪愮畻絎?/span> 銆€銆€銆€銆€闈㈣瘯棰? 姹傝〃杈懼紡鐨勭粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 緙栫▼璁＄畻103鐨勫€?/span> 銆€銆€3.5 鍏崇郴榪愮畻絎?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 紜畾x鐨勫彇鍊艱寖鍥?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 equals()鍜?= 銆€銆€銆€銆€闈㈣瘯棰?2 鍒嗘瀽紼嬪簭鍐欏嚭緇撴灉 銆€銆€3.6 閫昏緫榪愮畻絎?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 鏍規(guī)嵁紼嬪簭閫夋嫨姝ｇ‘鐨勮繍琛岀粨鏋?/span> 銆€銆€3.7 浣嶈繍綆楃 銆€銆€銆€銆€闈㈣瘯棰?4 鎸囧嚭閿欒浠ｇ爜鐨勪綅緗?/span> 銆€銆€銆€銆€闈㈣瘯棰?5 閫夊嚭鐩哥瓑鐨勫€?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 鏍規(guī)嵁浠ｇ爜錛屾帹嫻嬬粨鏋?/span> 銆€銆€3.8 鏉′歡榪愮畻絎?/span> 銆€銆€銆€銆€闈㈣瘯棰?7 鍏充簬鏉′歡榪愮畻絎︾殑鎿嶄綔瑙勫垯 銆€銆€3.9 璧嬪€艱繍綆楃 銆€銆€銆€銆€闈㈣瘯棰?8 閫夊嚭姝ｇ‘鐨勮祴鍊艱鍙?/span> 銆€銆€3.10 浼樺厛綰у拰緇撳悎鎬?/span> 銆€銆€銆€銆€闈㈣瘯棰?9 榪愮畻絎︾殑緇撳悎鎬ф祴璇?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鍐欏嚭紼嬪簭榪愯緇撴灉 銆€絎?绔?鏁版嵁綾誨瀷鍙?qiáng)绫诲瀷铦{鎹?/span> 銆€銆€4.1 鏁村瀷鏁版嵁 銆€銆€銆€銆€闈㈣瘯棰? int鍜孖nteger鏈変粈涔堝尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰? 姝ｇ‘鐨勮祴鍊兼柟寮?/span> 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨鍚堟硶鐨勫０鏄?/span> 銆€銆€銆€銆€闈㈣瘯棰? 姝ｇ‘琛ㄧず鍏繘鍒跺€?/span> 銆€銆€銆€銆€闈㈣瘯棰? Java鐨勫師濮嬫暟鎹被鍨?/span> 銆€銆€銆€銆€闈㈣瘯棰? int鐨勫彇鍊艱寖鍥?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鏍規(guī)嵁浠ｇ爜閫夋嫨姝ｇ‘鐨勭瓟妗?/span> 銆€銆€銆€銆€闈㈣瘯棰? 姝ｇ‘琛ㄧず10鐨勫崄鍏繘鍒跺€?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍒ゆ柇琛ㄨ揪寮忕殑姝ｈ 銆€銆€4.2 瀹炲瀷鏁版嵁 銆€銆€銆€銆€闈㈣瘯棰?0 閫夊嚭瀵筬loat鍙橀噺鐨勫悎娉曞０鏄?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 姝ｇ‘鐨勮祴鍊?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 鍚堟硶鐨勫０鏄?/span> 銆€銆€4.3 瀛楃鍨嬫暟鎹?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 char鐨勫彇鍊艱寖鍥?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 鍝簺琛ㄨ揪寮忕殑緇撴灉鏄紜殑 銆€銆€銆€銆€闈㈣瘯棰?5 鍦╟har涓槸鍚﹁兘瀛樺偍姹夊瓧 銆€銆€4.4 甯冨皵鍨嬫暟鎹?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 瀵筨oolean鍨嬪彉閲忕殑澹版槑鍝釜鏄紜殑 銆€銆€銆€銆€闈㈣瘯棰?7 閫夊嚭鍚堟硶鐨勮〃杈懼紡 銆€銆€4.5 鏁版嵁綾誨瀷杞崲 銆€銆€銆€銆€闈㈣瘯棰?8 閫夊嚭鍚堟硶鐨勭被鍨嬭漿鎹?/span> 銆€銆€銆€銆€闈㈣瘯棰?9 鍩烘湰鏁版嵁綾誨瀷涓嶴tring涔嬮棿鐨勮漿鎹?/span> 銆€銆€4.6 鍊間紶閫?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 閫夋嫨姝ｇ‘鐨勭粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 final鐨勫弬鏁頒紶閫?/span> 銆€絎?绔?鏁扮粍涓庡瓧絎︿覆 銆€銆€5.1 涓€緇存暟緇?/span> 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨鍚堟硶鐨勬暟緇勫０鏄?/span> 銆€銆€銆€銆€闈㈣瘯棰? 瀵規(guī)暟緇勮繘琛屽垵濮嬪寲 銆€銆€銆€銆€闈㈣瘯棰? 榛樿鍒濆鍖?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鏍規(guī)嵁浠ｇ爜閫夋嫨姝ｇ‘鐨勭瓟妗?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鏍規(guī)嵁浠ｇ爜閫夊嚭瀵圭粨鏋滄紜弿榪扮殑閫夐」 銆€銆€銆€銆€闈㈣瘯棰? 緙栫▼棰橈紙姹傛渶澶ф暟錛?/span> 銆€銆€5.2 浜岀淮鏁扮粍 銆€銆€銆€銆€闈㈣瘯棰? 鍒ゆ柇紼嬪簭鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 灝嗘紜殑閫夐」鎻掑叆鎸囧畾鐨勪綅緗?/span> 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨浜岀淮鏁扮粍鐨勫悎娉曞０鏄?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鑾峰緱鏁扮粍鐨勫ぇ灝?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 緙栫▼棰橈紙鏍規(guī)嵁瑕佹眰璁捐紼嬪簭錛?/span> 銆€銆€5.3 綾籗tring瀛楃涓?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 鍒嗘瀽浠ｇ爜鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 String鐨勬暟鎹被鍨?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 鍒ゆ柇紼嬪簭鐨勮繑鍥炵粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?5 鍒ゆ柇鍒涘緩鐨勫璞′釜鏁?/span> 銆€銆€5.4 綾籗tringBuffer瀛楃涓?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 String鍜孲tringBuffer鐨勫尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰?7 姝ｇ‘鐨勬瀯閫犳柟娉?/span> 銆€銆€銆€銆€闈㈣瘯棰?8 setLength鏂規(guī)硶鐨勪綔鐢?/span> 銆€絎?绔?嫻佺▼鎺у埗 銆€銆€6.1 if鎺у埗璇彞 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍐欏嚭if璇彞鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽紼嬪簭浠ｇ爜鏄惁鏈夐敊 銆€銆€銆€銆€闈㈣瘯棰? 緙栫▼棰?/span> 銆€銆€6.2 switch鎺у埗璇彞 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鏍規(guī)嵁宸茬煡緇撴灉閫夋嫨鏈煡鏉′歡 銆€銆€銆€銆€闈㈣瘯棰? switch璇彞鐨勪嬌鐢ㄨ寖鍥?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鎵懼嚭浠ｇ爜涓殑閿欒騫舵敼姝?/span> 銆€銆€銆€銆€闈㈣瘯棰? 緙栫▼棰?/span> 銆€銆€6.3 寰幆鎺у埗璇彞 銆€銆€銆€銆€闈㈣瘯棰?0 閫夊嚭閿欒浠ｇ爜鐨勪綅緗紙while錛?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 鍒嗘瀽浠ｇ爜閫夋嫨姝ｇ‘鐨勭瓟妗堬紙for錛?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 鍐欏嚭紼嬪簭鐨勮繍琛岀粨鏋滐紙do-while錛?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 鍒ゆ柇dowhile璇彞鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 緙栫▼棰?/span> 銆€銆€6.4 璺寵漿鎺у埗璇彞 銆€銆€銆€6.4.1 break璺寵漿璇彞 銆€銆€銆€6.4.2 continue璺寵漿璇彞 銆€銆€銆€6.4.3 return榪斿洖璇彞 銆€銆€銆€銆€闈㈣瘯棰?5 鍒嗘瀽紼嬪簭鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 鍏充簬break鍜宑ontinue鐨勬弿榪板摢浜涙槸姝ｇ‘鐨?/span> 銆€銆€銆€銆€闈㈣瘯棰?7 鍙互榪斿洖鏈€澶у€肩殑鏂規(guī)硶 銆€銆€銆€銆€闈㈣瘯棰?8 緙栫▼棰?/span> 銆€絎?绔?寮傚父澶勭悊鍙?qiáng)鍐呭瓨绠＄?/span> 銆€銆€7.1 寮傚父鐨勫垎綾?/span> 銆€銆€銆€銆€闈㈣瘯棰? 榪愯鏃跺紓甯鎬笌涓€鑸紓甯哥殑寮傚悓 銆€銆€銆€銆€闈㈣瘯棰? 鎵€鏈夊紓甯哥殑鍩虹綾?/span> 銆€銆€7.2 寮傚父鐨勫鐞嗘柟寮忎箣涓€錛歵ry/catch 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 瀵箃ry-catch-finally鐨勬紜悊瑙?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐨勮繍琛岀粨鏋?/span> 銆€銆€7.3 寮傚父鐨勫鐞嗘柟寮忎箣浜岋細(xì)throws 銆€銆€銆€銆€闈㈣瘯棰? 姝ｇ‘鐨勫紓甯稿０鏄庢柟寮?/span> 銆€銆€銆€銆€闈㈣瘯棰? 浣跨敤throws澶勭悊寮傚父 銆€銆€7.4 寮傚父鐨勫鐞嗘柟寮忎箣涓夛細(xì)throw 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽紼嬪簭鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 寮傚父澶勭悊 銆€銆€7.5 鍐呭瓨鐨勭鐞?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鍨冨溇鍥炴敹 銆€銆€銆€銆€闈㈣瘯棰?1 瀵硅薄鍦ㄤ粈涔堝湴鏂瑰彉寰?/span> 銆€銆€銆€閫傜敤浜庡瀮鍦炬敹闆?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 瀵瑰瀮鍦懼洖鏀剁殑姝ｇ‘鎻忚堪 銆€銆€銆€銆€闈㈣瘯棰?3 鍏充簬finalize()鐨勬紜弿榪?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 鍨冨溇鏀墮泦 銆€銆€銆€銆€闈㈣瘯棰?5 Sun鍏徃紼嬪簭鍛樿€冭瘯涓殑甯歌棰樺瀷 銆€絎?绔?杈撳叆/杈撳嚭嫻?/span> 銆€銆€8.1 File綾?/span> 銆€銆€銆€8.1.1 鐩綍鍜屾枃浠剁鐞?/span> 銆€銆€銆€8.1.2 闅忔満瀛樺彇鏂囦歡RandomAccessFile綾?/span> 銆€銆€銆€銆€闈㈣瘯棰? FileInputStream綾繪瀯閫犳柟娉曠殑鍙傛暟 銆€銆€銆€銆€闈㈣瘯棰? 寤虹珛鏂囦歡“file.txt” 銆€銆€8.2 Stream綾?/span> 銆€銆€銆€8.2.1 瀛楄妭嫻佺殑澶勭悊鏂瑰紡 銆€銆€銆€8.2.2 Reader綾誨拰W(xué)riter綾匯€€銆€銆€ 銆€銆€銆€8.2.3 FileReader鍜孎ileWriter綾?/span> 銆€銆€銆€8.2.4 BufferedReader鍜孊ufferedWriter綾?/span> 銆€銆€銆€銆€闈㈣瘯棰? InputStream綾諱腑鐨勬柟娉?/span> 銆€銆€銆€銆€闈㈣瘯棰? 浠€涔堟槸System.out 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐨勭紪璇戣繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 灝嗗瓧絎﹀啓鍏ユ枃浠舵湯灝?/span> 銆€銆€銆€銆€闈㈣瘯棰? 琛ュ叏紼嬪簭 銆€銆€銆€銆€闈㈣瘯棰? 鍒涘緩涓€涓狪nputStreamReader鐨勫疄渚?/span> 銆€銆€銆€銆€闈㈣瘯棰? 緙栫▼棰?/span> 銆€絎?绔?闈㈠悜瀵硅薄 銆€銆€9.1 鎶借薄 銆€銆€9.2 緇ф壙 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽紼嬪簭鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鏍規(guī)嵁緇欏畾浠ｇ爜鍒ゆ柇杈撳嚭緇撴灉 銆€銆€銆€銆€闈㈣瘯棰? 瀵圭▼搴忕殑姝ｇ‘鍒嗘瀽 銆€銆€9.3 灝佽 銆€銆€銆€9.3.1 鎴愬憳鍙橀噺鐨勫皝瑁?/span> 銆€銆€銆€9.3.2 鎴愬憳鍑芥暟鐨勫皝瑁?/span> 銆€銆€銆€銆€闈㈣瘯棰? 綾葷殑鎻忚堪 銆€銆€銆€銆€闈㈣瘯棰? 瀵瑰皝瑁呯殑鐞嗚В 銆€銆€9.4 澶氭€?/span> 銆€銆€銆€9.4.1 鏂規(guī)硶閲嶈澆 銆€銆€銆€9.4.2 鏂規(guī)硶閲嶅啓 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽鎵€鎵ц鐨勪唬鐮?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 瀹炵幇澶氭€佺殑鏈哄埗 銆€銆€9.5 鍐呴儴綾?/span> 銆€銆€銆€銆€闈㈣瘯棰? 瀹炰緥鍒嗘瀽 銆€銆€銆€9.5.1 鍦ㄧ被涓垱寤轟竴涓唴閮ㄧ被鐨勫疄渚?/span> 銆€銆€銆€9.5.2 鍦ㄥ璞′腑鍒涘緩涓€涓唴閮ㄧ被鐨勫疄渚?/span> 銆€銆€銆€9.5.3 鍏充簬final澹版槑鐨勪竴涓疄渚?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鍒嗘瀽浠ｇ爜鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 鍏充簬鍐呴儴綾葷殑闂瓟棰?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 鎵懼嚭浠ｇ爜涓殑閿欒 銆€銆€9.6 鎶借薄綾?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 鍏充簬鎶借薄鏂規(guī)硶鐨勩€€銆€銆€闂 銆€銆€銆€銆€闈㈣瘯棰?4 緙栫▼棰橈紝浠旂粏鐪嬫竻浠ｇ爜鐨勯渶姹?/span> 銆€銆€9.7 鎺ュ彛 銆€銆€銆€銆€闈㈣瘯棰?5 鎶借薄綾誨拰鎺ュ彛鐨勫尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 鏍規(guī)嵁浠ｇ爜鎵懼嚭閿欒 銆€銆€9.8 鏂規(guī)硶鐨勯噸鍐欏拰閲嶈澆 銆€銆€銆€9.8.1 鏂規(guī)硶閲嶅啓鐨勫疄渚?/span> 銆€銆€銆€9.8.2 鏂規(guī)硶閲嶈澆鐨勫疄渚?/span> 銆€銆€銆€銆€闈㈣瘯棰?7 閲嶅啓鍜岄噸杞界殑鍖哄埆 銆€銆€銆€銆€闈㈣瘯棰?8 鍝簺鏂規(guī)硶鍙互鍔犲叆綾籑an涓?/span> 銆€銆€9.9 鏋勯€犲嚱鏁?/span> 銆€銆€銆€9.9.1 鍚堟硶鐨勬瀯閫犲嚱鏁?/span> 銆€銆€銆€銆€闈㈣瘯棰?9 閫夋嫨鍚堟硶鐨勬瀯閫犲嚱鏁?/span> 銆€銆€銆€9.9.2 鏋勯€犲嚱鏁伴噸杞?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鍐欏嚭紼嬪簭鐨勮繍琛岀粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 鍏充簬鏋勯€犲嚱鏁扮殑閫夋嫨棰?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 鎸囧嚭浠ｇ爜鐨勯敊璇箣澶?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 閽堝this()鏂規(guī)硶鐨勬壘閿欓 銆€絎?0绔?Java鐨勫綰跨▼ 銆€銆€10.1 璁よ瘑綰跨▼ 銆€銆€銆€10.1.1 綰跨▼鐨?縐嶇姸鎬?/span> 銆€銆€銆€10.1.2 鍏充簬鍗曠嚎紼嬬殑涓€涓疄渚?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍏充簬綰跨▼鍩虹鐨勭畝絳旈 銆€銆€銆€銆€闈㈣瘯棰? 瀵圭嚎紼嬬殑姝ｇ‘鍙欒堪 銆€銆€10.2 澶氱嚎紼嬬殑鍒涘緩鏂瑰紡 銆€銆€銆€10.2.1 緇ф壙Thread綾誨垱寤虹嚎紼嬬殑鏂瑰紡 銆€銆€銆€10.2.2 瀹炵幇Runnable鎺ュ彛鍒涘緩綰跨▼鐨勬柟寮?/span> 銆€銆€銆€銆€闈㈣瘯棰? 綆€瑕佸洖絳斿垱寤虹嚎紼嬬殑涓ょ鏂瑰紡鍙?qiáng)鍖哄?/span> 銆€銆€銆€銆€闈㈣瘯棰? 瀵筎hreads鐨勬紜弿榪?/span> 銆€銆€10.3 綰跨▼鍜岃繘紼?/span> 銆€銆€10.4 綰跨▼鐨勫悓姝?/span> 銆€銆€銆€10.4.1 澶氱嚎紼嬪悓姝ヤ唬鐮佸潡 銆€銆€銆€10.4.2 澶氱嚎紼嬪悓姝ユ柟娉?/span> 銆€銆€銆€銆€闈㈣瘯棰? 綰跨▼鍚屾鐨勬柟娉?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽浠ｇ爜鐗囨 銆€銆€銆€銆€闈㈣瘯棰? 鎵懼嚭浠ｇ爜涓殑閿欒 銆€銆€銆€銆€闈㈣瘯棰? 鍒嗘瀽紼嬪簭鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鎸囧悜涓嶅悓綾誨疄渚嬬殑澶氱嚎紼?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 緙栫▼棰橈紙Thread鍜孯unnable錛?/span> 銆€銆€10.5 綰跨▼鐨勬搷浣?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 璁劇疆綰跨▼鍚嶇О 銆€銆€銆€銆€闈㈣瘯棰?2 鍏充簬isAlive()鐨勬帹嫻嬮 銆€銆€銆€銆€闈㈣瘯棰?3 鍏充簬resume()鐨勯€夋嫨棰?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 鍏充簬sleep()鍜寃rite()鐨勭畝絳旈 銆€銆€銆€銆€闈㈣瘯棰?5 鍏充簬yield()鏂規(guī)硶鐨勯€夋嫨棰?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 緙栫▼棰?/span> 銆€絎?1绔?鍖呭拰璁塊棶鎺у埗 銆€銆€11.1 鍖呯殑鍒涘緩鍙?qiáng)鋴社?/span> 銆€銆€銆€11.1.1 鍖呯殑鍒涘緩 銆€銆€銆€11.1.2 鍖呯殑浣跨敤 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨姝ｇ‘鐨勪唬鐮佺墖孌?/span> 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨姝ｇ‘鐨凧ava璇硶 銆€銆€銆€銆€闈㈣瘯棰? 浜嗚Вnative澹版槑 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨姝ｇ‘鐨勭瓟妗?/span> 銆€銆€11.2 Java甯哥敤綾誨簱 銆€銆€銆€11.2.1 Java JDK涓殑甯哥敤杞歡鍖?/span> 銆€銆€銆€11.2.2 瀹規(guī)槗娣鋒穯鐨勮蔣浠跺寘 銆€銆€銆€銆€闈㈣瘯棰? Object涓環(huán)asCode()鐨勮繑鍥炵被鍨嬪€?/span> 銆€銆€銆€銆€闈㈣瘯棰? Object綾諱腑鐨刢lone()鏂規(guī)硶 銆€銆€銆€銆€闈㈣瘯棰? hasCode()涓巈quals() 銆€銆€銆€銆€闈㈣瘯棰? Math.abs()鏂規(guī)硶鐨勪嬌鐢?/span> 銆€銆€銆€銆€闈㈣瘯棰? Math. ceil(-6.8)鐨勫€肩瓑浜庡灝?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 璋佺殑鍊間細(xì)絳変簬12 銆€銆€11.3 璁塊棶鎺у埗 銆€銆€銆€銆€闈㈣瘯棰?1 涓嶈兘琚閮ㄧ被鎵€璁塊棶鐨勪慨楗扮 銆€銆€銆€銆€闈㈣瘯棰?2 鍙兘琚悓鍖呬腑鐨勭被璁塊棶鐨勪慨楗扮 銆€銆€銆€銆€闈㈣瘯棰?3 姝ｇ‘鐨勫０鏄?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 綾諱腑鐨勮皟鐢ㄦ柟娉?/span> 銆€絎?2绔?綾婚泦妗嗘灦 銆€銆€12.1 綾婚泦鎺ュ彛 銆€銆€銆€12.1.1 Collection鎺ュ彛鐨勪嬌鐢ㄦ柟娉?/span> 銆€銆€銆€12.1.2 List鎺ュ彛鐨勪嬌鐢ㄦ柟娉?/span> 銆€銆€銆€12.1.3 Set鎺ュ彛鐨勪嬌鐢ㄦ柟娉?/span> 銆€銆€銆€12.1.4 SortedSet鎺ュ彛鐨勪嬌鐢ㄦ柟娉?/span> 銆€銆€銆€12.1.5 Iterator鎺ュ彛鐨勪嬌鐢ㄦ柟娉?/span> 銆€銆€銆€銆€闈㈣瘯棰? Collection鍜孋ollections鐨勫尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鐢ㄤ粈涔堟柟娉曟潵鍖哄垎Set閲岀殑鍏冪礌鏄惁閲嶅 銆€銆€銆€銆€闈㈣瘯棰? Collection鎺ュ彛鐨勫瓙鎺ュ彛 銆€銆€銆€銆€闈㈣瘯棰? 闆嗗悎妗嗘灦涓殑鏍稿績鎺ュ彛 銆€銆€銆€銆€闈㈣瘯棰? 鍙互鎸夊簭瀛樻斁鍏冪礌鐨勯泦鍚堟帴鍙?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鏍規(guī)嵁紼嬪簭浠ｇ爜閫夋嫨姝ｇ‘鐨勯€夐」 銆€銆€12.2 鎺ュ彛瀹炵幇綾葷殑浣跨敤 銆€銆€銆€12.2.1 List鎺ュ彛鐨勫疄鐜扮被 銆€銆€銆€12.2.2 Set鎺ュ彛鐨勫疄鐜扮被 銆€銆€銆€12.2.3 Map鏄犲皠鎺ュ彛 銆€銆€銆€銆€闈㈣瘯棰? HashMap鍜孒ashtable鐨勫尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰? heap鍜宻tack鐨勫尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰? 甯哥敤鐨勭被闆嗗悎 銆€銆€銆€銆€闈㈣瘯棰?0 鍏充簬List銆丮ap銆丼et鐨勯棶絳旈 銆€銆€銆€銆€闈㈣瘯棰?1 鍏充簬ArrayList銆乂ector銆丩inkedList鐨勯棶絳旈 銆€銆€銆€銆€闈㈣瘯棰?2 瑕嗙洊鏂規(guī)硶 銆€銆€銆€銆€闈㈣瘯棰?3 鍒嗘瀽浠ｇ爜鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 鍐欏嚭紼嬪簭鐨勮緭鍑虹粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?5 鎺ュ彛java.util.Map.Entry涓畾涔夌殑鍘熷瀷鏄粈涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 濡備綍瀹炵幇hashCode()鏂規(guī)硶 銆€銆€銆€銆€闈㈣瘯棰?7 瀹炵幇Map鎺ュ彛鐨勫璞?/span> 銆€絎?3绔?鏁版嵁搴?/span> 銆€銆€13.1 SQL 銆€銆€銆€13.1.1 SQL鐨勫熀鏈暟鎹畾涔夎鍙?/span> 銆€銆€銆€13.1.2 SQL鐨勫熀鏈暟鎹搷浣滆鍙?/span> 銆€銆€銆€13.1.3 SQL涓殑緇熻鍑芥暟 銆€銆€銆€銆€闈㈣瘯棰? 濡備綍浣跨敤LIKE榪愮畻絎?/span> 銆€銆€銆€銆€闈㈣瘯棰? 濡備綍浣跨敤ORDER BY瀛愬彞 銆€銆€銆€銆€闈㈣瘯棰? 瀵圭害鏉熺殑鐞嗚В 銆€銆€銆€銆€闈㈣瘯棰? 鍏充簬SQL鐨勯潰璇曢錛堜腑鍏撮潰璇曢錛?/span> 銆€銆€13.2 JDBC鏁版嵁搴撶紪紼?/span> 銆€銆€銆€13.2.1 鍒涘緩鏁版嵁婧?/span> 銆€銆€銆€13.2.2 鍔犺澆椹卞姩紼嬪簭 銆€銆€銆€13.2.3 榪炴帴鏁版嵁婧?/span> 銆€銆€銆€13.2.4 瀵規(guī)暟鎹簱鐨勬搷浣?/span> 銆€銆€銆€銆€闈㈣瘯棰? Connection綾諱腑鐨勪簨鐗╁鐞嗘柟娉曟湁鍝簺 銆€銆€銆€銆€闈㈣瘯棰? JDBC榪炴帴鏁版嵁搴撶殑姝ラ 銆€銆€銆€銆€闈㈣瘯棰? 鐢↗DBC鍐欎竴孌電▼搴?/span> 銆€銆€13.3 Oracle鏁版嵁搴?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍒ゆ柇SELECT璇彞鐨勬煡璇㈢粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰? 澶勭悊鍒嗙粍鐨勫瓙鍙ユ槸浠€涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鍙互榪斿洖闈炵┖琛ㄨ揪寮忕殑鍑芥暟鏄粈涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 濡備綍鐞嗚В绱㈠紩 銆€銆€銆€銆€闈㈣瘯棰?2 PL/SQL鐨勫唴緗暟鎹被鍨嬫槸浠€涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 浠€涔堟槸瑙嗗浘 銆€銆€銆€銆€闈㈣瘯棰?4 鍐峰浠藉拰鐑浠界殑涓嶅悓鐐瑰強(qiáng)鍏跺悇鑷殑浼樼偣 銆€銆€銆€銆€闈㈣瘯棰?5 濡備綍鍒╃敤澶囦喚鎭㈠鏁版嵁搴?/span> 銆€銆€13.4 SQL Server鏁版嵁搴?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 COUNT(*)鍑芥暟鐨勪綔鐢ㄦ槸浠€涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?7 璇烽€夋嫨姝ｇ‘鐨勭瓟妗?/span> 銆€銆€銆€銆€闈㈣瘯棰?8 鍒嗘瀽SQL璇彞鐨勭粨鏋?/span> 銆€銆€銆€銆€闈㈣瘯棰?9 閫夋嫨姝ｇ‘鐨凷QL璇彞 銆€銆€銆€銆€闈㈣瘯棰?0 TRUNCATE TABLE鍛戒護(hù)鐨勪綔鐢ㄦ槸浠€涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 濡備綍鐞嗚ВBETWEENAND 銆€銆€銆€銆€闈㈣瘯棰?2 閫夋嫨姝ｇ‘鐨凷ELECT璇彞 銆€銆€銆€銆€闈㈣瘯棰?3 SQL Sever鐨勭郴緇熸暟鎹簱鏄粈涔堛€€銆€銆€ 銆€銆€銆€銆€闈㈣瘯棰?4 鍒犻櫎鏁版嵁琛?/span> 銆€銆€銆€銆€闈㈣瘯棰?5 濡備綍澹版槑娓告爣 絎笁綃?Java Web寮€鍙?/span> 銆€絎?4绔?J2EE錛圝ava EE錛夊拰EJB 3.0鎶€鏈紑鍙?/span> 銆€銆€14.1 J2EE鐨勬牳蹇傾PI涓庣粍浠?/span> 銆€銆€銆€銆€闈㈣瘯棰? 浠€涔堟槸J2EE 銆€銆€銆€銆€闈㈣瘯棰? 鍏充簬J2EE鐨勫悕璇嶈В閲?/span> 銆€銆€14.2 EJB緇勪歡 銆€銆€銆€14.2.1 鎼緩EJB 3.0寮€鍙戠幆澧?/span> 銆€銆€銆€14.2.2 Session Bean錛堜細(xì)璇滲ean錛?/span> 銆€銆€銆€14.2.3 Message-Driven Bean錛堟秷鎭┍鍔˙ean錛?/span> 銆€銆€銆€14.2.4 Entity Bean錛堝紑鍙戝疄浣揃ean錛?/span> 銆€銆€銆€銆€闈㈣瘯棰? 浠€涔堟槸EJB 銆€銆€銆€銆€闈㈣瘯棰? EJB瑙勫畾紱佹鐨勬搷浣滄湁鍝簺 銆€銆€銆€銆€闈㈣瘯棰? EJB涓嶫ava Bean鏈変粈涔堝尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰? EJB鐨勭被鍨嬫湁鍝嚑縐?/span> 銆€銆€銆€銆€闈㈣瘯棰? Session Bean鐨勫垎綾?/span> 銆€銆€銆€銆€闈㈣瘯棰? 寮€鍙戞棤鐘舵€佷細(xì)璇滲ean 銆€銆€銆€銆€闈㈣瘯棰? 鍦‥ntity Bean涓浣曚笌琛ㄨ繘琛屾槧灝?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 Entity Bean涓摢浜涙柟娉曞疄鐜頒簡鏁版嵁鍚屾 銆€銆€銆€銆€闈㈣瘯棰?1 Entity Bean鐨勫垎綾?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 姝ｇ‘鐞嗚ВMessage-Driven Bean 銆€銆€銆€銆€闈㈣瘯棰?3 Bean鐨勭敓鍛藉懆鏈熻寖鍥?/span> 銆€銆€14.3 甯歌鐨凧2EE搴旂敤鏈嶅姟鍣?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 濡備綍鍦╓ebLogic涓婇儴緗睧JB 銆€銆€銆€銆€闈㈣瘯棰?5 濡備綍緇橶ebLogic鐨勫唴瀛樻寚瀹氬ぇ灝?/span> 銆€銆€銆€銆€闈㈣瘯棰?6 J2EE鐨勫簲鐢ㄦ湇鍔″櫒鏈夊摢浜?/span> 銆€銆€銆€銆€闈㈣瘯棰?7 persistent涓巒on-persistent鐨勫尯鍒?/span> 銆€銆€銆€銆€闈㈣瘯棰?8 鍦╓ebLogic涓彂甯僂JB闇€瑕佸摢浜涢厤緗枃浠?/span> 銆€銆€銆€銆€闈㈣瘯棰?9 JBoss鏈嶅姟鍣ㄧ洃鍚湇鍔￠粯璁ょ鍙ｆ槸浠€涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?0 鍒涘緩涓€涓狤nterprise Application鐨勫悓鏃惰繕浼?/span> 銆€銆€銆€鍒涘緩鍝釜緇勪歡 銆€銆€銆€銆€闈㈣瘯棰?1 閫夊嚭閿欒鐨勬搷浣?/span> 銆€銆€銆€銆€闈㈣瘯棰?2 鍒涘緩JDBC 銆€絎?5绔?XML銆乁ML鍜孧VC 銆€銆€15.1 XML 銆€銆€銆€15.1.1 XML鐨勫熀紜€鐭ヨ瘑 銆€銆€銆€15.1.2 XML瑙ｆ瀽妯″瀷 銆€銆€銆€銆€闈㈣瘯棰? XML鏈夊摢鍑犵瑙ｆ瀽鎶€鏈?/span> 銆€銆€銆€銆€闈㈣瘯棰? 濡備綍浣跨敤XML鎶€鏈?/span> 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨姝ｇ‘鐨勬弿榪?/span> 銆€銆€銆€銆€闈㈣瘯棰? 鍦―TD涓摢涓厓绱犲睘鎬у彲鍔犱笉鍙姞 銆€銆€銆€銆€闈㈣瘯棰? XML鐨勭粍鎴愬寘鎷嚑閮ㄥ垎 銆€銆€銆€銆€闈㈣瘯棰? 鍏充簬瀵逛簬鍐呴儴DTD鏂囨。鐨勫彊榪幫紝鍝釜閫夐」鏄紜殑 銆€銆€銆€銆€闈㈣瘯棰? 鍦―TD鏂囨。涓瑿ONTENT鐨勮鑼?/span> 銆€銆€銆€銆€闈㈣瘯棰? 浠€涔堟槸瀵硅薄妯″瀷錛圖OM錛?/span> 銆€銆€15.2 UML 銆€銆€銆€銆€闈㈣瘯棰? 閫夋嫨姝ｇ‘鐨刄ML綾誨浘 銆€銆€銆€銆€闈㈣瘯棰?0 媧誨姩鍥懼己璋冧粈涔?/span> 銆€銆€銆€銆€闈㈣瘯棰?1 璺ㄨ秺澶氫釜鐢ㄤ緥鐨勫崟涓?/span> 銆€銆€銆€瀵硅薄鐨勮涓虹被鍨嬪浘 銆€銆€銆€銆€闈㈣瘯棰?2 浠€涔堟槸鐢ㄤ緥鍥?/span> 銆€銆€銆€銆€闈㈣瘯棰?3 鐢ㄤ緥涔嬮棿鐨勫叧緋?/span> 銆€銆€銆€銆€闈㈣瘯棰?4 琛ㄧず緋葷粺琛屼負(fù)鐨勫浘鏈夊摢浜?/span> |
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