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鏄ㄥぉ浠嶪BM鐨勭綉绔欎笅杞戒簡鏈鏂扮殑RMC7.2錛圧ational Method Composer錛夛紝鎰熻榪欎笢涓滅幇鍦ㄦ槸瓚婂仛瓚婂ソ浜嗭紝鐪熺殑涓嶅緱涓嶈浜轟僵鏈岻BM鐨勪紵澶с傚叾瀹炶嚜浠嶪BM鏀惰喘Rational鐨勯偅涓澶╄搗錛孖BM灝卞湪涓嶅仠鐨勬暣鍚堝叾浜斿ぇ浜у搧綰匡紝涔熸墠鏈変粖澶╄繖鏍風殑鏍煎眬錛屼嬌浜斿ぇ浜у搧綰胯兘鏈夋満鐨勭粨鍚堝湪涓璧鳳紝鑳芥弧瓚崇幇瀹炰腑鐨勫悇涓鍩熺殑澶ч儴鍒嗛渶姹傦紝Rational緋誨垪灝辨槸涓烘弧瓚寵蔣浠跺紑鍙戦鍩熸墍鎻愪緵鐨勪竴緋誨垪杞歡錛孖 love the Rational series銆?br />
闂茶瘽涓嶅璇翠簡錛屼粖澶╁厛鏉ュ垎浜竴涓婻UP鐨勪竴浜涘熀紜鍚э紝鎴戠敤Mind鍥炬潵璁板綍銆傚涓嬶細
2008.1.21.
鏈懆鏉ュ涔犲悗鍙板懡浠わ細
cron 緋葷粺璋冨害榪涚▼銆備嬌鐢ㄥ畠鍦ㄦ瘡澶╂垨涓涓驚鐜懆鏈熶腑瀹屾垚浣滀笟銆?br />At 浣跨敤瀹冨湪涓涓壒瀹氱殑鏃墮棿榪愯涓浜涚壒孌婄殑浣滀笟銆?br />錛嗐浣跨敤瀹冨湪鍚庡彴榪愯涓涓崰鐢ㄦ椂闂翠笉闀跨殑榪涚▼銆?br />Nohup 浣跨敤瀹冨湪鍚庡彴榪愯涓涓懡浠わ紝鍗充嬌鐢ㄦ埛閫鍑烘椂涔熶笉鍙楀獎鍝嶃?br />
crontab鍛戒護鍏佽鐢ㄦ埛鎻愪氦銆佺紪杈戞垨鍒犻櫎鐩稿簲鐨勪綔涓氥傛瘡涓涓敤鎴烽兘鍙互鏈変竴涓猚rontab鏂囦歡鏉ヤ繚瀛樿皟搴︿俊鎭紝緋葷粺綆$悊鍛橀氳繃cron.deny鍜宑ron.allow榪欎袱涓枃浠舵潵紱佹鎴栧厑璁哥敤鎴鋒嫢鏈夎嚜宸辯殑crontab鏂囦歡銆?br />crontab鐨勫煙錛?br />鍒嗛挓銆灝忔椂銆鏃ャ鏈堛鏄熸湡銆瑕佽繍琛岀殑鍛戒護
鍙互鐢紞鏉ヨ〃紺轟竴涓椂闂磋寖鍥達紝鍩熶腑鍙互鐢ㄩ楀彿(,)琛ㄧず澶氫釜閫夐」錛岀敤錛婅〃紺鴻繛緇殑鏃墮棿孌點?br />鍛戒護鏍煎紡錛歝rontab [-u user] -e -l -r
鏍圭敤鎴峰彲浠ラ氳繃/etc鐩綍涓嬬殑at.allow鍜宎t.deny鏂囦歡鏉ユ帶鍒跺摢浜涚敤鎴峰彲浠ヤ嬌鐢╝t鍛戒護錛屽摢浜涚敤鎴蜂笉琛屻?br />at鍛戒護鏍煎紡錛歛t [-f script] [-m -l -r] [time] [date]
nohup鍛戒護鏍煎紡錛歯ohup command &
榛樿浼氬皢璇ヤ綔涓氱殑鎵鏈夎緭鍑洪噸瀹氬悜鍒頒竴涓悕涓簄ohup.out鐨勬枃浠朵腑錛屽彲浠ユ寚瀹氳緭鍑烘枃浠訛紝濡備笅錛?br />nohup command >myout.file 2>&1
鏍蜂緥錛?br />鏌ユ壘鏂囦歡鍚嶄互a鎴朾寮澶寸殑錛屽彲鎵ц鏂囦歡錛屽茍璋冪敤ls鍛戒護鏄劇ず鍏惰緇嗕俊鎭?br />find . -name '[a-b]*' -perm 755 -exec ls -l {} \;
鏌ユ壘鏇存敼鏃墮棿涓?澶╁唴鐨勬枃浠?br />find . -mtime -5
鍒楀嚭鎵鏈夌殑鐩綍鍚?br />find . -type d
xargs鍙互浣跨敤鎴峰鎵鍖歸厤鍒扮殑鏂囦歡鎵ц鍑犱箮鎵鏈夌殑鍛戒護錛岃屼笉浼氬彈鍒板懡浠ら暱搴︾殑闄愬埗銆傚錛?br />find . -name '*.txt' -type f|xargs grep "ttt"
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涔︿腑瀵逛簬寮鍙戣繃紼嬪拰寮鍙戝伐鍏鋒病鏈変綔榪囧鐨勮璁恒?/SPAN>
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銆銆鍦ㄦ垜闃呰姝や功涔嬪墠錛屾垜搴旇鎬葷粨涓涓嬬洰鍓嶅湪 J2EE 鏂歸潰鎵鍏鋒湁鐨勫熀紜鐭ヨ瘑銆傚湪鎴戠湅鏉ワ紝 J2EE 鏄竴涓瀬鍏跺簽澶х殑緋葷粺鏋舵瀯錛屽浜?/span> J2EE 鏈変竴浜涘垵姝ョ殑璁よ瘑錛屼篃鍋氳繃涓浜涘熀浜庢鏋舵瀯鐨勫皬鍨嬫垨涓皬鍨嬮」鐩紝姣斿鍩轟簬姝ゆ妧鏈灦鏋勭殑緗戠珯錛屼竴浜涘簲鐢ㄧ郴緇熺瓑銆?/span> J2EE 鍖呮嫭浠ヤ笅閮ㄥ垎錛?br /> 銆銆
濂戒簡錛屽紑濮嬭█褰掓浼狅紝鐪熸寮濮嬭皥璋堜竴浜涙垜鑷繁鐨勮偆嫻呰鐐癸紙鐢氳嚦鏄敊璇殑瑙傜偣錛夈?/span>
涔︿腑璋堝埌鈥?/span> J2EE 搴旂敤欏圭洰鑷沖皯鍜屼粠鍓嶇殑闈?/span> J2EE 欏圭洰涓鏍峰鏄撳け璐モ曗曞鏋滀笉鏄洿瀹規槗澶辮觸鐨勮瘽鈥濓紙 page 4 錛夛紝鎴戣涓轟竴涓」鐩殑澶辮觸涓庤欏圭洰閲囩敤浣曠妗嗘灦鍜屾妧鏈湁澶ぇ鐨勫叧緋伙紝鍦ㄨ繖涓椂浠o紝瀵逛簬鏋舵瀯鍜屾妧鏈殑閫夋嫨鏈夊緢澶氾紝鑰屾洿鍏抽敭鐨勫洜绱犲彲鑳藉緱浠庤蔣浠墮」鐩鐞嗘柟闈㈡潵琛¢噺錛屼粠鎵鍛ㄧ煡錛屼竴涓」鐩噰鐢ㄤ綍縐嶆灦鏋勫拰緇嗚妭鎬х殑鎶鏈彧鏄」鐩鐞嗙殑涓涓皬閮ㄥ垎銆傗滆屽湪 J2EE 閬亣澶辮觸鐨勫満鏅腑錛?/span> EJB 閫氬父閮芥壆婕旂潃閲嶈鐨勮鑹測濓紙 page 4 錛夛紝榪欐牱璇翠技涔庝篃鏄懼緱寰堢壍寮恒?/span>
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1 銆佺畝鍗?/span>
鎴戝父甯稿湪宸ヤ綔涓氨鎶婁竴浜涢棶棰樼湅寰楄緝澶嶆潅錛屽洜涓烘昏寰楄繖涓嶆槸涓浠跺潖浜嬶紝鑰冭檻鍒頒竴涓棶棰樼殑澶嶆潅鎬у茍璁ょ湡鎯蟲竻妤氭闂鐨勫悇涓柟闈紝鍦ㄨВ鍐寵繖涓棶棰樼殑鏃跺欑浉瀵規潵璇村氨浼氱畝鍗曚竴浜涳紝浣嗘槸榪欐牱涔熺‘瀹炰細甯︽潵璇稿闂錛屽杞歡鎴愭湰鐨勬牳綆楋紝鎴戝氨鏇懼洜姝ゅ湪涓涓鎴烽渶姹傚茍涓嶉珮鐨勬儏鍐典笅鎶婇棶棰樺鏉傚寲浜嗭紝瀵艱嚧浜嗛偅涓柟妗堢殑澶辮觸銆備笂嬈℃垜灝辨槸鐘簡鈥滄彁鍓嶅彨瀹㈡埛鎺忛挶璐拱鐨勫鏉傛灦鏋勨濓紙 page 6 錛夎繖鏍風殑閿欒銆傗滆繖縐嶆兂娉曟湁涓や釜闂錛氶鍏堬紝鏄惁璁╃郴緇熷彉寰楀姝ゅ鏉備笉搴旇鐢變綔涓烘灦鏋勫笀鍜屽紑鍙戣呯殑鎴戜滑鏉ュ喅瀹氾紝鍥犱負涔板崟鐨勪漢涓嶆槸鎴戜滑錛涘叾嬈★紝鍗充究緋葷粺鏈緇堝彉寰楀姝ゅ鏉傦紝鎴戜滑鍙堟庝箞鐭ラ亾涓寮濮嬪皢瀹冧滑鑰冭檻榪涙潵灝辮兘鑺傜害鎴愭湰鍛紵璇翠笉瀹氾紝絳夊埌鏈夐渶姹傜殑鏃跺欏啀淇敼鏋舵瀯榪樹細鏇磋妭綰﹀憿銆傗濓紙 page 6 錛?/span>
涔︿腑涓昏浠庢妧鏈眰闈笂璁ㄨ浜嗚繖涓棶棰橈紝濡傛暟鎹簱鐨勫垎甯冿紝澶氱瀹㈡埛绔瓑銆傚浜庨棶棰樼殑瑙e喅鎴戜滑搴旇鏇村垏鍚堝疄闄呬竴鐐癸紝涓嶈娌夋漢浜庝竴浜涗笉鍒囧疄闄呯殑鎯寵薄銆?/span>
鈥淴P 鐨勬牳蹇冩暀涔変箣涓灝辨槸錛氬緢澶氭椂鍊欙紝瓚婃槸鑺傜害鎴愭湰錛屽氨瓚婅兘寮鍙戝嚭楂樿川閲忕殑杞歡錛涗笉瑕佽瘯鍥鵑鍏堣В鍐蟲墍鏈夎兘鎯沖埌鐨勯棶棰樸?/span> 鈥?/span> 錛?/span> page 6 錛?/span>
鈥滀嬌 J2EE 欏圭洰鍏峰鏋舵瀯閲嶆瀯鑳藉姏鐨勫叧閿湪浜庯細閬靛驚鑹ソ鐨?/span> OO 璁捐娉曞垯錛?/span> 騫朵笖濮嬬粓閽堝鎺ュ彛緙栫▼銆佽岄潪閽堝綾葷紪紼?/span>錛涘皢EJB涔嬬被鐨勬妧鏈殣钘忓湪鏅?span lang="EN-US">Java瀵硅薄鑳屽悗銆?/span> 鈥濓紙 page 7 錛?/span>
2 銆佺敓浜х巼
铏界劧鎴戞病鏈夌湡姝g殑鐢?/span> EJB 鏉ュ紑鍙戣繃浠諱綍欏圭洰錛屼絾鏍規嵁鎴戝 EJB 鐨勪簡瑙f潵鐪嬶紝 EJB 鍦ㄧ敓浜ф晥鐜囨柟闈㈢‘瀹炲瓨鍦ㄧ潃寰堝ぇ鐨勯棶棰樸?/span>
3 銆?/span> OO
浠ュ墠鎴戝湪璁捐涓涓璞$殑鏃跺欙紝鏍規湰娌℃湁璁ょ湡鐨勮冭檻榪囨煇涓涓璞℃槸鍚︾湡姝g殑鍚堢悊錛岃繖涓渶瑕佸湪浠ュ悗鐨勮璁′腑寰椾互閲嶈銆?/span>
4 銆侀渶姹傝嚦涓?/span>
鈥?/span> J2EE 鐨勫紑鍙戣呬滑浠呬粎鍥犱負浠栦滑鐨勬妧鏈夋嫨鈥曗曡屼笉鏄鎴風殑闇姹傗曗曞氨鑰楄垂浜嗘洿澶氱殑綺懼姏銆傗?/span> (page 8)
5 銆佺粡楠岃繃紼?/span>
緇忛獙瀵逛簬涓涓蔣浠跺紑鍙戣呮潵璇存槸鏋佸叾閲嶈鐨勶紝寰堝闂鍙湁浣犲湪鍏蜂綋鐨勫疄鏂借繃紼嬩腑鎵嶄細鍙戠敓錛屼絾鏄垜浠庝笉鎷夸竴涓漢鍙傚姞宸ヤ綔鐨勬椂闂撮暱鐭潵琛¢噺涓涓漢鐨勭粡楠屾槸鍚︿赴瀵屻?/span>
涔︿腑鎻愬埌鐨勫驚璇佸尰瀛︼紙 EBM 錛夊埌鏄竴浠跺緢鏈夋剰鎬濈殑浜嬫儏錛屾垜瑙夊緱鍊煎緱鎴戜滑涓浗鐨勫尰鐢熷ソ濂界殑瀛︿範鍜屾濊冧竴涓嬶紙棰樺璇濓級銆?/span>
6 銆佸彲嫻嬭瘯鎬?/span>
瀵逛簬杞歡嫻嬭瘯錛屾垜鍏跺疄騫舵病鏈夋繁鍏ョ殑璁よ瘑錛屾垜涓鐩撮兘澶勫湪寮鍙戠殑鍓嶆部錛屾病鏈夋洿澶氱殑鏈轟細鍜屾椂闂存潵娣卞叆鐮旂┒嫻嬭瘯錛屽叾瀹炶蔣浠舵祴璇曟槸涓闂ㄥ緢鍊煎緱鐮旂┒鐨勫闂傚氨鎷胯吘璁殑紼嬪簭鏉ヨ錛屽叾鍑洪敊鐨勬満鐜囪繙榪滈珮浜庡叾瀹冭蔣浠訛紝榪欐槸浜虹殑鍏辯煡鐨勶紝鎴戞兂榪欎篃鏄吘璁墍闇瑕侀噸瑙嗙殑銆?/span>
鍏充簬杞婚噺綰ф鏋跺拰瀹瑰櫒錛屾垜涓鐩村湪鍏蟲敞 Spring 銆?/span> PicoContainer 鍜?/span> Nanning 絳夈?/span>
涔︿腑璁插埌鐨勨滃笗绱墭娉曞垯錛?/span> 80/20 娉曞垯錛屾垨 90/10 娉曞垯錛夆濈殑紜彲浠ヤ綔涓烘垜浠湪欏圭洰瀹炴柦榪囩▼涓冭檻璇ュ浣曡В鍐抽棶棰樼殑涓涓 閲忔爣鍑嗐傚嵆鈥滆姳姣旇緝灝戠殑鍔涙皵灝卞彲浠ヨВ鍐沖ぇ閮ㄥ垎鐨勯棶棰橈紝鑰岃瑙e喅鍓╀笅鐨勫皯閮ㄥ垎闂鍒欓渶瑕佸寰楀鐨勫姫鍔涖傗濓紙 page 11 錛夎繖鏁欎細浜嗘垜浠浣曞湪欏圭洰涓仛閫傚綋鐨勫彇鑸嶏紙鍖呮嫭杞歡鏋舵瀯鐨勫彇鑸嶅拰闇姹傜殑鍙栬垗錛屽綋鐒跺緢澶氭椂鍊欓渶姹傛槸涓嶈兘鏀瑰彉鐨勶級銆?/span>
EJB 鍦ㄩ偅浜涚湡姝i渶瑕佸璞$殑鍒嗗竷搴旂敤鏂歸潰浠嶆槸涓婁匠涔嬮夛紝鍚屾椂鍦ㄩ渶瑕佸ぇ閲忎嬌鐢ㄥ紓姝ユ秷鎭殑搴旂敤涓紝涔熸槸涓嶉敊鐨勯夋嫨錛屽悓鏃訛紝 EJB 鍦ㄩ噾铻嶄腑闂翠歡鐨勫簲鐢ㄤ腑錛屼篃鑳戒負欏圭洰鎻愪緵浠峰箋?/span>
鏈功鎵鎺ㄨ鐨勬濇兂灝辨槸錛?/span> EJB 騫朵笉鏄琚垜浠畬鍏ㄦ姏寮冿紝鍙槸鍦ㄤ竴浜涙病鏈夊繀瑕佷嬌鐢?/span> EJB 鐨勯」鐩腑錛屾垜浠彲浠ュ浣曟壘鍒版洿濂斤紝鏇寸畝鍗曪紝鏇村叿鐢熶駭鐜囩殑鏇夸唬鏂規銆?/span>
鍚屾椂闇瑕佹緞娓呯殑涓涓瑙f槸錛?/span> EJB 涓鐩磋瑙嗕負 J2EE 騫沖彴鐨勬牳蹇冦傝繖縐嶈鐐規妸 EJB 鐨勫湴浣嶇湅寰楀お閲嶄簡涓浜涖?/span>
涔︿腑璇粹滆繕鏈夊己澶х殑鏀挎不鍥犵礌錛堣岄潪鎶鏈洜绱狅級淇冧嬌浜轟滑浣跨敤 EJB 鈥濓紙 page 12 錛夛紝瀵逛簬姝ゅ彞涓殑鈥滄斂娌誨洜绱犫濅笉鐭ユ墍鎸囥傛槸璇寸殑鏉ヨ嚜 Java 瀹樻柟錛堝嵆 SUN 錛夌殑鍥犵礌鍚楋紵