httpClient连接https获得验证码图片示例需要证书才能连接的那种/*本文所用开发工具jak1.5.0_06eclipse:ObjectWebLombozlib：commons-codec-1.4.jarcommons-logging-1.1.jarhttpclient-4.0.3.jarhttpclient-cache-4.1.3.jarhttpcore-4.1.jarhttpmime-4.1.2.jar*/