瀹夎�呬笌閰嶇��

瑕佷娇鐢ㄧ簿鍝丣avaparser浜哄�荤増锛岄�栧厛闇�瑕佽繘琛屽畨瑁呭拰閰嶇疆銆備綘鍙�浠ヤ粠Javaparser鐨勫畼鏂圭綉绔欎笅杞芥渶鏂扮増鏈�鐨凧avaparser锛屽苟鎸夌収瀹樻柟鏂囨。杩涜�屽畨瑁呫�傚畨瑁呭畬鎴愬悗锛岄渶瑕佸湪椤圭洰涓�娣诲姞Javaparser鐨勪緷璧栵紝骞堕厤缃�濂界浉鍏崇殑鍙傛暟銆備緥濡傦紝鍦∕aven椤圭洰涓�锛屽彲浠ュ湪pom.xml鏂囦欢涓�娣诲姞浠ヤ笅渚濊禆锛�

com.github.javaparserjavaparser-core3.23.1鍩烘湰浣跨敤

瑕佷娇鐢↗avaparser杩涜�屼唬鐮佽В鏋愬拰鍒嗘瀽锛岄�栧厛闇�瑕佸垱寤轰竴涓�瑙ｆ瀽鍣ㄥ�硅薄銆備緥濡傦細

鍦ㄥ綋馃檪浠婁俊鎭�鐖嗙偢鐨勬椂浠ｏ紝鏁版嵁澶勭悊鍜屽垎鏋愬凡缁忔垚涓哄悇琛屽悇涓氫笉鍙�鎴栫己鐨勬妧鑳姐�傛棤璁烘槸浼佷笟绠＄悊銆侀噾铻嶅垎鏋愶紝杩樻槸瀛︽湳鐮旂┒锛屾暟鎹�鐨勯珮鏁堝�勭悊閮芥槸鍐冲畾鎴愬姛涓庡惁鐨勫叧閿�鍥犵礌銆傚湪杩欑�嶈儗鏅�涓嬶紝绮惧搧Javaparser浜哄�讳綔涓轰竴娆惧己澶х殑鏁版嵁澶勭悊宸ュ叿锛屽洜鍏跺崜瓒婄殑鎬ц兘鍜屼究鎹风殑鎿嶄綔鐣岄潰锛岃繀閫熻耽寰椾簡鐢ㄦ埛鐨勯潚鐫愩��

绮惧搧Javaparser浜哄�荤┒绔熸湁鍝�浜涘疄鐢ㄤ环鍊硷紵鎴戜滑灏嗕粠浠ヤ笅鍑犱釜鏂归潰杩涜�岃�︾粏鎺㈣�ㄣ��

闈欐�佷唬鐮佸垎鏋�

闈欐�佷唬鐮佸垎鏋愭槸涓�绉嶉�氳繃鍒嗘瀽浠ｇ爜鏈�韬�鑰屼笉鏄�杩愯�屼唬馃幆鐮佹潵妫�娴嬫綔鍦ㄩ敊璇�鍜岄棶棰樼殑馃敟鏂规硶銆傜簿鍝丣avaparser浜哄�荤増鎻愪緵浜嗗己澶х殑闈欐�佷唬鐮佸垎鏋愬姛鑳斤紝鍙�浠ュ府鍔╀綘妫�娴嬩唬鐮佷腑鐨勬綔鍦ㄩ敊璇�鍜岃�﹀憡銆備緥濡傦紝浣犲彲浠ヤ娇鐢↗avaparser妫�娴嬩唬鐮佷腑鐨勬湭浣跨敤鍙橀噺銆佹湭澶勭悊寮傚父绛夐棶棰橈紝骞舵彁鍑虹浉搴旂殑鏀硅繘寤鸿��銆�

importcom.github.javaparser.JavaParser;importcom.github.javaparser.ast.CompilationUnit;publicclassJavaParserExample{publicstaticvoidmain(Stringargs){CompilationUnitcu=JavaParser.parse("publicclassExample{publicvoidtest(){System.out.println(\"HelloWorld\");}}");System.out.println(cu.toString());}}

鍦ㄨ繖涓�渚嬪瓙涓�锛屾垜浠�浣跨敤JavaParser瑙ｆ瀽浜嗕竴涓�绠�鍗曠殑Java绫伙紝骞惰緭鍑轰簡鍏禔ST琛ㄧず銆�

楂樻晥鐨勬暟鎹�瑙ｆ瀽鑳藉��

绮惧搧Javaparser浜哄�绘渶澶х殑鐗硅壊涔嬩竴灏辨槸鍏堕珮鏁堢殑馃敟鏁版嵁瑙ｆ瀽鑳藉姏銆傚畠鑳藉�熻交鏉惧�勭悊鍚勭�嶆牸寮忕殑鏁版嵁锛屽寘鎷琀TML銆乆ML銆丣SON绛夈�傚湪瀹為檯搴旂敤涓�锛屾暟鎹�寰�寰�浠ヤ笉鍚岀殑鏍煎紡鍛堢幇锛岀簿鍝丣avaparser浜哄�婚�氳繃鍐呯疆鐨勮В鏋愬櫒锛屽彲浠ュ揩閫熴�佸噯纭�鍦拌В鏋愯繖浜涙暟鎹�锛屽苟灏嗗叾杞�鎹�涓烘槗浜庢搷浣滅殑鏁版嵁缁撴瀯銆�

鏃犺�烘槸鐖�鍙栫綉椤垫暟鎹�锛岃繕鏄�澶勭悊澶嶆潅鐨刋ML鏂囦欢锛岀簿鍝丣avaparser浜哄�婚兘鑳藉�熻交鏉惧簲瀵癸紝鎻愰珮鏁版嵁澶勭悊鐨勷煍ユ晥鐜囥��

璺ㄥ钩鍙版敮鎸�

绮惧搧Javaparser浜哄�诲叿鏈夎法骞冲彴鏀�鎸侊紝鍙�浠ュ湪澶氱�嶆搷浣滅郴缁熶笂杩愯�岋紝鍖呮嫭Windows銆丮acOS鍜孡inux绛夈�傝繖浣垮緱瀹冨湪涓嶅悓鐨勭幆澧冧腑閮借兘鍙戞尌浣滅敤锛屼负鐢ㄦ埛鎻愪緵浜嗘瀬澶х殑渚筐煍ュ埄銆傛棤璁轰綘浣跨敤鐨勬槸鍝�涓�绉嶆搷浣滅郴缁燂紝绮惧搧Javaparser浜哄�婚兘鑳戒负浣犳彁渚涗竴鑷寸殑楂樻晥鏁版嵁澶勭悊浣撻獙銆�

浠ｇ爜閲嶆瀯绀轰緥

涓嬮潰鏄�涓�涓�浣跨敤Javaparser杩涜�屼唬鐮侀噸鏋勭殑绀轰緥銆傚亣璁炬垜浠�鏈変竴涓�澶у瀷绫伙紝鎴戜滑甯屾湜灏嗗叾鎷嗗垎涓哄�氫釜灏忕被锛�

importcom.github.javaparser.JavaParser;importcom.github.javaparser.ast.body.ClassOrInterfaceDeclaration;importcom.github.javaparser.ast.visitor.VoidVisitorAdapter;publicclassRefactoringExample{publicstaticvoidmain(Stringargs){Stringcode="publicclassLargeClass{publicvoidmethodA(){...}publicvoidmethodB(){...}}";CompilationUnitcu=JavaParser.parse(code);//ExtractmethodAintoanewclassVoidVisitorAdaptervisitor=newVoidVisitorAdapter(){@Overridepublicvoidvisit(ClassOrInterfaceDeclarationn,Voidarg){n.getMember("methodA").ifPresent(m->{ClassOrInterfaceDeclarationnewClass=newClassOrInterfaceDeclaration(n.getNameAsString()+"MethodA");newClass.addMember(m);n.removeMember(m);cu.addMember(newClass);});}};visitor.visit(cu,null);System.out.println(cu.toString());}}

鑷�瀹氫箟璁块棶鍣�

importcom.github.javaparser.ast.visitor.VoidVisitorAdapter;importcom.github.javaparser.ast.body.MethodDeclaration;publicclassCustomVisitorextendsVoidVisitorAdapter{@Overridepublicvoidvisit(MethodDeclarationmd,Voidarg){System.out.println("Method:"+md.getName());super.visit(md,arg);}}publicclassJavaParserExample{publicstaticvoidmain(Stringargs){Stringcode="publicclassExample{publicvoidtest(){System.out.println(\"HelloWorld\");}}";CompilationUnitcu=JavaParser.parse(code);cu.accept(newCustomVisitor(),null);}}

鏍″�癸細璋㈤�栭��(1C0m4pJyqZtPma0S7t9ZFfz4hTykKag)