sbt.ResolveException: download failed: net.sf.json-lib#json-lib;2.4!json-lib.jar

用sbt构建json-lib失败，以下是配置方法：

libraryDependencies += "net.sf.json-lib" % "json-lib" % "2.4" from "http://repo1.maven.org/maven2/net/sf/json-lib/json-lib/2.4/json-lib-2.4-jdk15.jar"