mac中自带的jdk并不包含源代码,所以在eclipse中无法查看, 需要到apple上去下载,
https://developer.apple.com/downloads/index.action
Documentation and developer runtime of "Java for OS X 2012-005". Contains JavaDoc, tools documentation, and native framework headers.
目前的版本是:Java for OS X 2012-005 Developer Package
下载下来后,直接安装,默认设置就可以了,然后可以建个link,方便选择。
sudo -s
cd /System/Library/Frameworks/JavaVM.framework/Home
ln -s /Library/Java/JavaVirtualMachines/1.6.0_35-b10-428.jdk/Contents/Home/docs.jar
ln -s /Library/Java/JavaVirtualMachines/1.6.0_35-b10-428.jdk/Contents/Home/src.jar
最后跟windows类似,在eclipse中用command + click点击查看一个类的源码。然后选“add source",选中上面的 src.jar 文件即可