Using the rJava package on Win7 64 bit with R

加载 rJava 包报错：

> library(rJava)
Error : loadNamespace()里算'rJava'时.onLoad失败了，详细内容：
  调用: fun(libname, pkgname)
  错误: No CurrentVersion entry in Software/JavaSoft registry! Try re-installing Java and make sure R and Java have matching architectures.
此外: Warning message:
程辑包‘rJava’是用R版本3.2.3 来建造的
错误: ‘rJava’程辑包或名字空间载入失败，

解决办法

> Sys.setenv(JAVA_HOME="D:\\JDK\\jdk8\\")
> library(rJava)
Warning message:
程辑包‘rJava’是用R版本3.2.3 来建造的 

参考：http://stackoverflow.com/questions/7019912/using-the-rjava-package-on-win7-64-bit-with-r/7604469#7604469