JD-GUI解决 This application requir

解决方法：
一、从ORACLE官网重新下载JDK安装；
二、用记事本写入以下内容并保存为.reg文件双击执行导入到注册表，其中D:/java/jdk1.7为JDK路径

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft]
[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Runtime Environment]
"CurrentVersion"="1.7"
"Java7FamilyVersion"="1.7.0"
[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Runtime Environment\1.7]
"JavaHome"="D:/java/jdk1.7"
"MicroVersion"="0"
"RuntimeLib"="D:/java/jdk1.7.0/bin/client/jvm.dll"
[HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Runtime Environment\1.7.0]
"JavaHome"="D:/java/jdk1.7.0"
"MicroVersion"="0"
"RuntimeLib"="D:/java/jdk1.7.0/bin/client/jvm.dll"