Mac安装JD-GUI
Mac安装反编译工具步骤如下：
- 打开官网https://java-decompiler.github.io/
- 选择下载mac的安装包
- 解压下载好的压缩包，点击JD-GUI安装
- 有可能会遇到如下错误。
- 请先检查是否安装JDK，通过java -version命令查看是否是1.8版本的jdk
- 如果jdk没问题，那么需要修改安装包文件。
- 点击显示包内容->Contents->MacOs->universalJavaApplicationStub.sh;
- 编辑文件，把universalJavaApplicationStub.sh文件内容替换为如下内容：
-
#!/bin/bash ################################################################################## # # # universalJavaApplicationStub # # # # A BASH based JavaApplicationStub for Java Apps on Mac OS X # # that works with both Apple's and Oracle's plist format. # # # # Inspired by Ian Roberts stackoverflow answer # # at http://stackoverflow.com/a/17546508/1128689 # # # # @author Tobias Fischer # # @url https://github.com/tofi86/universalJavaApplicationStub # # @date 2020-03-19 # # @version 3.0.6 # # # ################################################################################## # # # The MIT License (MIT) # # # # Copyright (c) 2014-2020 Tobias Fischer # # # # Permission is hereby granted, free of charge, to any person obtaining a copy # # of this software and associated documentation files (the "Software"), to deal # # in the Software without restriction, including without limitation the rights # # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # # copies of the Software, and to permit persons to whom the Software is # # furnished to do so, subject to the following conditions: # # # # The above copyright notice and this permission notice shall be included in all # # copies or substantial portions of the Software. # # # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # # SOFTWARE. # # # ################################################################################## # function 'stub_logger()' # # A logger which logs to the macOS Console.app using the 'syslog' command # # @param1 the log message # @return void ################################################################################ function stub_logger() { syslog -s -k Facility com.apple.console Level Notice Sender "$(basename "$0")" Message "[$$][${CFBundleName:-$(basename "$0")}] $1" } # set the directory abspath of the current # shell script with symlinks being resolved ############################################ PRG=$0 while [ -h "$PRG" ]; do ls=$(ls -ld "$PRG") link=$(expr "$ls" : '^.*-> (.*)$' 2>/dev/null) if expr "$link" : '^/' 2> /dev/null >/dev/null; then PRG="$link" else PRG="$(dirname "$PRG")/$link" fi done PROGDIR=$(dirname "$PRG") stub_logger "[StubDir] $PROGDIR" # set files and folders ############################################ # the absolute path of the app package cd "$PROGDIR"/../../ || exit 11 AppPackageFolder=$(pwd) # the base path of the app package cd .. || exit 12 AppPackageRoot=$(pwd) # set Apple's Java folder AppleJavaFolder="${AppPackageFolder}"/Contents/Resources/Java # set Apple's Resources folder AppleResourcesFolder="${AppPackageFolder}"/Contents/Resources # set Oracle's Java folder OracleJavaFolder="${AppPackageFolder}"/Contents/Java # set Oracle's Resources folder OracleResourcesFolder="${AppPackageFolder}"/Contents/Resources # set path to Info.plist in bundle InfoPlistFile="${AppPackageFolder}"/Contents/Info.plist # set the default JVM Version to a null string JVMVersion="" JVMMaxVersion="" # function 'plist_get()' # # read a specific Plist key with 'PlistBuddy' utility # # @param1 the Plist key with leading colon ':' # @return the value as String or Array ################################################################################ plist_get(){ /usr/libexec/PlistBuddy -c "print $1" "${InfoPlistFile}" 2> /dev/null } # function 'plist_get_java()' # # read a specific Plist key with 'PlistBuddy' utility # in the 'Java' or 'JavaX' dictionary () # # @param1 the Plist :Java(X):Key with leading colon ':' # @return the value as String or Array ################################################################################ plist_get_java(){ plist_get ${JavaKey:-":Java"}$1 } # read Info.plist and extract JVM options ############################################ # read the program name from CFBundleName CFBundleName=$(plist_get ':CFBundleName') # read the icon file name CFBundleIconFile=$(plist_get ':CFBundleIconFile') # check Info.plist for Apple style Java keys -> if key :Java is present, parse in apple mode /usr/libexec/PlistBuddy -c "print :Java" "${InfoPlistFile}" > /dev/null 2>&1 exitcode=$? JavaKey=":Java" # if no :Java key is present, check Info.plist for universalJava
