Java反编译工具JAD的用法

java反编译工具，在日常工作中经常用到。可以搜索引擎搜索一下。
最常用的命令参数如下：

Jadv1 . 5 . 8f . Copyright 2001 PavelKouznetsov ( kpdus@softhome . net ).
Usage:jad[option ( s ) ] < filename ( s )>
Options:-a-generateJVMinstructionsascomments ( annotate )
-af-outputfullyqualifiednames when annotating
-b-generateredundantbraces ( braces )
-clear-clearallprefixes , includingthedefaultones
-d < dir > -directory for output files
-dead-trytodecompiledeadpartsofcode ( if thereareany )
-dis-disassembleronly ( disassembler )
-f-generatefullyqualifiednames ( fullnames )
-ff-outputfieldsbeforemethods ( fieldsfirst )
-i- print defaultinitializers for fields ( definits )
-l < num > -splitstringsintopiecesofmax < num > chars ( splitstr )
-lnc-outputoriginallinenumbersascomments ( lnc )
-lradix < num > -displaylongintegersusingthespecifiedradix
-nl-splitstrings on newlinecharacters ( splitstr )
-noconv-don'tconvertJavaidentifiersintovalidones ( noconv )
-nocast-don'tgenerateauxiliarycasts
-noclass-don'tconvert . classoperators
-nocode-don'tgeneratethesourcecode for methods
-noctor-suppresstheemptyconstructors
-nodos-turn off check for class files writteninDOS mode
-nofd-don'tdisambiguatefieldswiththesamenames ( nofldis )
-noinner-turn off thesupportofinnerclasses
-nolvt-ignoreLocalVariableTableentries ( nolvt )
-nonlb-don'tinsertanewlinebeforeopeningbrace ( nonlb )
-o-overwriteoutput files withoutconfirmation
-p-sendalloutputtoSTDOUT ( for piping )
-pa < pfx > -prefix for allpackagesingeneratedsource files
-pc < pfx > -prefix for classeswithnumericalnames ( default:_cls )
-pe < pfx > -prefix for unusedexceptionnames ( default:_ex )
-pf < pfx > -prefix for fieldswithnumericalnames ( default:_fld )
-pi < num > -packimportsintoonelineusing . * ( packimports )
-pl < pfx > -prefix for localswithnumericalnames ( default:_lcl )
-pm < pfx > -prefix for methodswithnumericalnames ( default:_mth )
-pp < pfx > -prefix for methodparmswithnumericalnames ( default :_prm )
-pv < num > -packfieldswiththesametypesintooneline ( packfields )
-r- restore packagedirectorystructure
-radix < num > -displayintegersusingthespecifiedradix ( 8 , 10 , or 16 )
-s < ext > -outputfileextension ( default: . jad )
-safe-generateadditionalcaststodisambiguatemethods / fields
-space-outputspacebetweenkeyword ( if , while , etc ) andexpression

-stat-showthetotalnumberofprocessedclasses / methods / fields
-t < num > - use < num > spaces for indentation ( default: 4 )
-t- use tabsinsteadofspaces for indentation
-v-showmethodnameswhiledecompiling
- 8 -convertUnicodestringsinto ANSI strings ( ansi )
-&-redirectSTDERRtoSTDOUT

jad-sjava-r-o-dSrc- 8 **\ * . class

本命令参数说明如下：
-sjava：反向文件后的扩展名为java，默认文件扩展名为jad。
-r：按照类的包恢复目录结构。
-o：如果输出的文件存在，则不提示而直接覆盖。
-8：转换Uncode字符为ANSI字符，指定后，Java代码中的“\u65f6\u95f4”，会转换为“时间”
-dSrc：输出编译后的Java文件到Src目录。
**\*.class：反编译当前目录以及子目录下的所有的class文件。

jad的全部命令参数如下：