SSL handshake alert: unrecognized_name error since upgrade to Java 1.7
浏览数：68 /
时间：2015年06月08日
今天将jdk从1.6升级到1.7,但是HttpUrlConnection连接https出现问题了。
javax.net.ssl.SSLProtocolException: handshake alert: unrecognized_name
at sun.security.ssl.ClientHandshaker.handshakeAlert(ClientHandshaker.java:1288)
at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1904)
at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1027)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1262)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1289)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1273)
at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:523)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1296)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)
at java.net.URL.openStream(URL.java:1035)
问谷大哥,原来是jdk版本的问题，解决方法在代码前加上
System.setProperty("jsse.enableSNIExtension", "false");
在overflowstack上有更详细的解释，猛击下面的链接地址查看
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