快捷找jar包方式

通过例如以下站点查找jar包：

1.http://www.java2s.com/Code/Jar/o/Downloadorgapacheservicemixbundlescommonslang246jar.htm

2.http://www.findjar.com/index.x?query=org.apache.servicemix.bundles.commons-lang

3.http://grepcode.com/snapshot/repo1.maven.org/maven2/org.hamcrest/hamcrest-core/1.3