ssl 配置

http://firefly.iteye.com/blog/667196

如果客户端jdk6调用接口，接口服务器上的是jdk7，会产生错误

http://stackoverflow.com/questions/15589880/how-to-make-java-6-which-fails-ssl-connection-with-ssl-peer-shut-down-incorrec

System.setProperty("javax.net.ssl.trustStore", sslTrustStore);

解决