dx命令详解

usage:

 dx --dex [--debug] [--verbose] [--positions=<style>] [--no-locals]
 [--no-optimize] [--statistics] [--[no-]optimize-list=<file>] [--no-strict]
 [--keep-classes] [--output=<file>] [--dump-to=<file>] [--dump-width=<n>]
 [--dump-method=<name>[*]] [--verbose-dump] [--no-files] [--core-library]
 [--num-threads=<n>]
 [<file>.class | <file>.{zip,jar,apk} | <directory>] ...
   Convert a set of classfiles into a dex file, optionally embedded in a
   jar/zip. Output name must end with one of: .dex .jar .zip .apk. Positions
   options: none, important, lines.
 dx --annotool --annotation=<class> [--element=<element types>]
 [--print=<print types>]
 dx --dump [--debug] [--strict] [--bytes] [--optimize]
 [--basic-blocks | --rop-blocks | --ssa-blocks | --dot] [--ssa-step=<step>]
 [--width=<n>] [<file>.class | <file>.txt] ...
   Dump classfiles, or transformations thereof, in a human-oriented format.
 dx --junit [-wait] <TestClass>
   Run the indicated unit test.
 dx --find-usages <file.dex> <declaring type> <member>
   Find references and declarations to a field or method.
   declaring type: a class name in internal form, like Ljava/lang/Object;
   member: a field or method name, like hashCode
 dx -J<option> ... <arguments, in one of the above forms>
   Pass VM-specific options to the virtual machine that runs dx.
 dx --version
   Print the version of this tool (1.7).
 dx --help
   Print this message.

 

利用dx.bat脚本将.class文件编译成class.dex文件：