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" File: jad.vim
" Purpose: Vim plugin for viewing decompiled class files using 'jad' decompiler.
" Ideas: Allow for a default to be set in the vimrc
" - map a keystroke to decompile and edit, or decompile and view in split window
" Date Created: 10-14-2002
" Last Modified:10-22-2002
" Version: 1.3
if exists("loaded_jad") || &cp || exists("#BufReadPre#*.class")
finish
endif
let loaded_jad = 1
augroup class
" Remove all jad autocommands
au!
" Enable editing of jaded files
" set binary mode before reading the file
" add your preferable flags after "jad" (for instance "jad -f -dead -ff -a")
autocmd BufReadPre,FileReadPre *.class set bin
autocmd BufReadPost,FileReadPost *.class call s:read("jad")
augroup END
" Function to check that executing "cmd [-f]" works.
" The result is cached in s:have_"cmd" for speed.
fun s:check(cmd)
let name = substitute(a:cmd, '\(\S*\).*', '\1', '')
if !exists("s:have_" . name)
let e = executable(name)
if e < 0
let r = system(name . " --version")
let e = (r !~ "not found" && r != "")
endif
exe "let s:have_" . name . "=" . e
endif
exe "return s:have_" . name
endfun
" After reading decompiled file: Decompiled text in buffer with "cmd"
fun s:read(cmd)
" don't do anything if the cmd is not supported
if !s:check(a:cmd)
return
endif
" make 'patchmode' empty, we don't want a copy of the written file
let pm_save = &pm
set pm =
" set 'modifiable'
set ma
" when filtering the whole buffer, it will become empty
let empty = line("'[") == 1 && line("']") == line("$")
let jadfile = expand("<afile>:r") . ".jad"
let orig = expand("<afile>")
" now we have no binary file, so set 'nobinary'
set nobin
"Split and show code in a new window
g/.*/d
execute "silent r !" a:cmd . " -p " . orig
1
" set file name, type and file syntax to java
execute ":file " . jadfile
set ft =java
set syntax =java
" recover global variables
let &pm = pm_save
endfun
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