开源项目源码下载（SVN）地址
Spring3.0 源码
svn checkout https://src.springframework.org/svn/spring-framework/
Spring2.5 及以下版本
svn checkout https://src.springframework.org/svn/spring-maintenance/
Spring Security
svn checkout https://src.springframework.org/svn/spring-security/
GlassFish 源码
svn checkout https://glassfish-svn.dev.java.net/svn/glassfish-svn/trunk
Tomcat 源码
svn checkout http://svn.apache.org/repos/asf/tomcat
Jetty 源码
svn checkout http://dev.eclipse.org/svnroot/rt/org.eclipse.jetty
jBoss 源码
svn checkout http://anonsvn.jboss.org/repos/jbossas
Struts2 源码
svn checkout http://svn.apache.org/repos/asf/struts/struts2/trunk struts2
svn checkout http://svn.apache.org/repos/asf/struts/xwork/trunk/ xwork
