1.打包jar
以D盘下的tools_0808文件夹为例，打包的文件夹中必须存在MANIFEST.MF文件，存放的位置是
D: ools_0808META-INFMANIFEST.MF。
dos命令如下：
D:>jar cvfm tools_0808.jar tools_0808META-INFMANIFEST.MF -C tools_0808/ .
2.反编译jar
在jar 位置shift+鼠标右键 cmd打开
需要下载cfr-0.150.jar
java -jar cfr-0.150.jar flow.jar --outputdir d/soft/jar/flownew
https://www.cnblogs.com/passedbylove/p/7000644.html
--aexagg (boolean) --aexagg2 (boolean) --aggressivedoextension (boolean) --aggressivesizethreshold (int >= 0) default: 15000 --allowcorrecting (boolean) default: true --analyseas (One of [DETECT, JAR, WAR, CLASS]) --arrayiter (boolean) default: true if class file from version 49.0 (Java 5) or greater --caseinsensitivefs (boolean) default: true --clobber (boolean) --collectioniter (boolean) default: true if class file from version 49.0 (Java 5) or greater --commentmonitors (boolean) default: false --comments (boolean) default: true --decodeenumswitch (boolean) default: true if class file from version 49.0 (Java 5) or greater 去除switch对枚举支持的语法糖 --decodeenumswitch false --decodefinally (boolean) default: true --decodelambdas (boolean) default: true if class file from version 52.0 (Java 8) or greater 去除lambda表达式的语法糖 --decodelambdas false --decodestringswitch (boolean) default: true if class file from version 51.0 (Java 7) or greater --dumpclasspath (boolean) default: false --eclipse (boolean) default: true --elidescala (boolean) default: false --extraclasspath (string) --forbidanonymousclasses (boolean) default: false --forbidmethodscopedclasses (boolean) default: false --forceclassfilever (string, specifying either java version as 'j6', 'j1.0', or classfile as '56', '56.65535') --forcecondpropagate (boolean) --forceexceptionprune (boolean) --forcereturningifs (boolean) --forcetopsort (boolean) --forcetopsortaggress (boolean) --forcetopsortnopull (boolean) --forloopaggcapture (boolean) --hidebridgemethods (boolean) default: true --hidelangimports (boolean) default: true --hidelongstrings (boolean) default: false --hideutf (boolean) default: true --ignoreexceptions (boolean) default: false --ignoreexceptionsalways (boolean) default: false --importfilter (string) --innerclasses (boolean) default: true --instanceofpattern (boolean) default: true if class file from version 58.0 (Java 14) or greater, or experimental in 58.0 (Java 14) --j14classobj (boolean) default: false if class file from version 49.0 (Java 5) or greater --jarfilter (string) --labelledblocks (boolean) default: true --lenient (boolean) default: false --liftconstructorinit (boolean) default: true --lomem (boolean) default: false --methodname (string) --obfuscationpath (string) --outputdir (string) 结果输出目录 --outputpath (string) --override (boolean) default: true if class file from version 50.0 (Java 6) or greater --previewfeatures (boolean) default: true --pullcodecase (boolean) default: false --recordtypes (boolean) default: true if class file from version 58.0 (Java 14) or greater, or experimental in 58.0 (Java 14) --recover (boolean) default: true --recovertypeclash (boolean) --recovertypehints (boolean) --relinkconststring (boolean) default: true --removebadgenerics (boolean) default: true 去除泛型的语法糖 --removebadgenerics false --removeboilerplate (boolean) default: true --removedeadconditionals (boolean) --removedeadmethods (boolean) default: true --removeinnerclasssynthetics (boolean) default: true --rename (boolean) default: false --renamedupmembers (boolean) default: Value of option 'rename' --renameenumidents (boolean) default: Value of option 'rename' --renameillegalidents (boolean) default: Value of option 'rename' --renamesmallmembers (int >= 0) default: 0 --showinferrable (boolean) default: false if class file from version 51.0 (Java 7) or greater --showversion (boolean) default: true --silent (boolean) default: false --skipbatchinnerclasses (boolean) default: true --staticinitreturn (boolean) default: true --stringbuffer (boolean) default: false if class file from version 49.0 (Java 5) or greater --stringbuilder (boolean) default: true if class file from version 49.0 (Java 5) or greater --stringconcat (boolean) default: true if class file from version 53.0 (Java 9) or greater --sugarasserts (boolean) default: true --sugarboxing (boolean) default: true 去除自动装箱和拆箱的语法糖 --sugarboxing false --sugarenums (boolean) default: true if class file from version 49.0 (Java 5) or greater 去除枚举的语法糖 --sugarenums false --switchexpression (boolean) default: true if class file from version 57.0 (Java 13) or greater, or experimental in 56.0 (Java 12) --tidymonitors (boolean) default: true --tryresources (boolean) default: true if class file from version 51.0 (Java 7) or greater --usenametable (boolean) default: true --usesignatures (boolean) default: true --help (string)
idea反编译jar
找到idea安装目录 plugins, 找到java-decompiler.jar
D:softideapluginsjava-decompilerlib
创建目录
java -cp "D:softideapluginsjava-decompilerlibjava-decompiler.jar" org.jetbrains.java.decompiler.main.decompiler.ConsoleDecompiler -dgs=true ubpm-rest-1.2.2-SNAPSHOT.jar flow3