鈥滆€侀搧浠紝鏈夋病鏈夐亣鍒拌繃杩欑鎯呭喌锛熶綘鐩潃灞忓箷涓婄殑涓€琛孞ava浠ｇ爜锛屽績閲岀柉鐙傚憪鍠婏細杩欐柟娉曞埌搴曟槸琚皝璋冪敤鐨勫晩锛燂紒鈥?鍒氬叆闂ㄩ偅浼氬効锛屾垜缁忓父琚繖绉嶉棶棰樻姌纾ㄥ緱鎶撹€虫尃鑵€備粖澶╁挶浠氨鍞犲敔杩欎釜璁╂棤鏁版柊鎵嬪ご绉冪殑闅鹃鈥斺€斿浣曞揩閫熷畾浣嶆柟娉曡皟鐢ㄩ摼銆?/p>

涓€銆両DE鑷甫鐨勮拷韪鍣?/h3>

鈥?strong>鈥嬪厛璇翠釜澶у疄璇濓細鐢ㄥソIDE鑷甫鍔熻兘锛岃兘鐪佷笅浣?0%鐨勬姌鑵炬椂闂粹€?/strong>鈥嬨€傚氨鎷縄ntelliJ IDEA鏉ヨ鍚э紝鎸変綇Ctrl閿偣鍑绘柟娉曞悕锛屽氨鍍忔墦寮€浜嗗搯鍟姊︾殑浠绘剰闂ㄣ€備絾杩欓噷鏈変釜闅愯棌鎶€宸э細鍙抽敭鏂规硶閫夋嫨"Find Usages"锛堝揩鎹烽敭Alt+F7锛夛紝杩欐椂鍊欎綘浼氱湅鍒拌皟鐢ㄥ眰绾у儚鍓ユ磱钁变竴鏍峰睍寮€銆?/p>

涓句釜鏍楀瓙馃尠锛堝摝涓嶈兘鏈夎〃鎯咃紝鍒掓帀閲嶈锛夈€傛瘮濡備綘鏈変釜calculateTax()鏂规硶锛岀敤Find Usages鑳界洿鎺ョ湅鍒帮細

1. 璁㈠崟澶勭悊绫昏皟鐢ㄤ簡瀹?/li>
2. 鏀粯妯″潡鍙堣皟鐢ㄤ簡璁㈠崟澶勭悊绫?/li>
3. 鏈€鍚庡湪鐢ㄦ埛鐣岄潰鐨勭‘璁ゆ寜閽簨浠堕噷瑙﹀彂浜嗘暣涓摼鏉?/li>

鈥?strong>鈥嬮噸鐐规潵浜嗏€?/strong>鈥嬶細璁板緱鍕鹃€夌獥鍙ｅ簳閮ㄧ殑"Show in tests"鍜?Show in non-project files"锛屾湁鏃跺€欒皟鐢ㄦ柟灏辫棌鍦ㄦ祴璇曠敤渚嬫垨鑰呯涓夋柟搴撻噷銆備笂娆℃垜灏卞彂鐜版湁涓€佸叚鍚屼簨鎶婅皟鐢ㄥ啓鍦ㄤ簡鍗曞厓娴嬭瘯閲岋紝瀹虫垜鎵句簡鍗婂ぉ锛?/p>

---

浜屻€佸爢鏍堟墦鍗扮殑鍦熷懗鎿嶄綔

鈥滀笉灏辨槸鎵撳嵃鏃ュ織鍚楋紵杩欎篃绠楁妧宸э紵鈥?鎮ㄥ厛鍒€ョ潃瀚屽純锛屸€?strong>鈥嬭繖鎷涜櫧鐒跺湡锛屼絾鍏抽敭鏃跺埢鑳芥晳鍛解€?/strong>鈥嬨€傚湪鏂规硶寮€澶村姞涓€鍙ワ細

java澶嶅埗
new Throwable().printStackTrace();

杩愯鍚庢帶鍒跺彴浼氬摋鍟﹀暒杈撳嚭瀹屾暣鐨勮皟鐢ㄨ矾寰勩€傝繖灏卞儚鍦ㄨ糠瀹噷鎾掗潰鍖呭睉锛岄『鐫€鐥曡抗灏辫兘鎵惧埌鍏ュ彛銆?/p>

涓嶈繃瑕佹敞鎰忎袱涓潙锛?/p>

1. 鐢熶骇鐜鍒贡鐢紙闄ら潪浣犳兂璁╂棩蹇楁枃浠剁垎鐐革級
2. 閬囧埌寮傛璋冪敤鏃讹紝鍫嗘爤淇℃伅鍙兘鍗婅矾澶辫釜

杩欐椂鍊欏氨瑕佺キ鍑衡€?strong>鈥嬪姞寮虹増鎿嶄綔鈥?/strong>鈥嬶細

java澶嶅埗
Arrays.stream(Thread.currentThread().getStackTrace())
      .forEach(System.out::println);

杩欐牱鎵撳嵃鍑烘潵鐨勫爢鏍堜俊鎭洿璇︾粏锛岃繛native鏂规硶璋冪敤閮界湅寰楁竻娓呮妤氥€備笂鍛ㄦ帓鏌ヤ竴涓绾跨▼闂锛屽氨鏄潬杩欐嫑鍙戠幇浜嗘湁涓畾鏃朵换鍔″湪鍋峰伔璋冪敤鏂规硶銆?/p>

涓夈€佷笓涓氬伐鍏风殑闄嶇淮鎵撳嚮

璇村埌杩欏効鍙兘鏈夊皬浼欎即瑕侀棶锛?鏈夋病鏈夋洿楂樼骇鐨勫Э鍔匡紵" 鈥?strong>鈥嬪繀椤诲畨鎺掍笂Arthas杩欎釜璇婃柇绁炲櫒鈥?/strong>鈥嬶紒杩欎釜闃块噷寮€婧愮殑Java璇婃柇宸ュ叿锛岀畝鐩村氨鏄唬鐮佺晫鐨刋鍏夋満銆?/p>

瀹夎鍚庤緭鍏?code>trace 绫诲悕 鏂规硶鍚?/code>锛屽疄鏃剁洃鎺ф柟娉曡皟鐢ㄥ氨鍍忕湅鐩存挱锛?/p>

$ trace com.example.OrderService calculateTax
Press Q or Ctrl+C to abort.
Affect(class count: 1 , method count: 1) cost in 68 ms.

涓嶄粎鑳界湅瑙佽皝璋冪敤浜嗘柟娉曪紝杩樿兘鐪嬪埌鍙傛暟鍊笺€佽繑鍥炲€笺€佽€楁椂杩欎簺缁嗚妭銆傛湁娆＄嚎涓婃湇鍔＄獊鐒舵娊椋庯紝灏辨槸闈燗rthas鍙戠幇鏈変釜鍓嶇浼犱簡闈炴硶鍙傛暟瑙﹀彂寮傚父璋冪敤銆?/p>

鍥涖€佽繃鏉ヤ汉鐨勭纰庡康

璋冭瘯杩欎簨鍎垮惂锛屽氨鍍忕帺瀵嗗閫冭劚銆傚垰寮€濮嬭寰楀埌澶勯兘鏄鑳″悓锛屼絾鎽告竻濂楄矾灏变細鍙戠幇澧欎笂鍏跺疄鐢荤潃閫冪敓鍦板浘銆傛垜涓汉鐨勮娉暀璁槸锛氣€?strong>鈥嬪埆姝荤涓€绉嶆柟娉曗€?/strong>鈥嬨€侷DE鏌ユ壘閫傚悎鏃ュ父寮€鍙戯紝鍫嗘爤鎵撳嵃鐢ㄦ潵搴旀€ワ紝Arthas鐣欑潃瀵逛粯鐤戦毦鏉傜棁銆?/p>

鏈€杩戞湁涓柊鍙戠幇锛氬湪鏂规硶閲屾晠鎰忓啓涓娉曢敊璇紝缂栬瘧鍣ㄦ姤閿欐椂浼氳嚜鍔ㄦ樉绀鸿皟鐢ㄨ矾寰勩€傝繖姝嫑铏界劧涓嶄紭闆咃紝浣嗚儨鍦ㄧ畝鍗曠矖鏆淬€備笉杩囪鐪熺殑锛屼笌鍏剁爺绌舵闂ㄩ偑閬擄紝涓嶅鎶婁笂闈笁绉嶆缁忔柟娉曠粌鐔熲€斺€旀瘯绔燂紝鍜变滑绋嬪簭鍛樿繕鏄璁茬┒涓寰蜂笉鏄紵