Eclipse IDE for Java EE Developers
64位系统:
http://www.eclipse.org/downloads/download.php?file=/technology/epp/downloads/release/indigo/SR1/eclipse-jee-indigo-SR1-win32-x86_64.zip
32位系统:
http://www.eclipse.org/downloads/download.php?file=/technology/epp/downloads/release/indigo/SR1/eclipse-jee-indigo-SR1-win32.zip
Spring安装包：
https://maven.springframework.org/release/org/springframework/spring/
maven jar包：
http://central.maven.org/maven2/commons-logging/commons-logging/1.2/