javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No name matching casserver found

报出该异常的原因是：在创建密钥库是没有把域名设置进去，如下图红框处，必须是你访问的域名，如果是本地测试，可以用localhost

错误代码

javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No name matching cas.server.com found
	at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
	at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1959)
	at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:328)
	at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:322)
	at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1614)
	at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:216)
	at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1052)
	at sun.security.ssl.Handshaker.process_record(Handshaker.java:987)
	at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1072)
	at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1385)
	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1413)
	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1397)
	at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:559)
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1334)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1309)
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:259)
	at com.tingfeng.cas.CasServerUtil.getTGT(CasServerUtil.java:90)
	at com.tingfeng.cas.CasServerUtil.getSt(CasServerUtil.java:65)
	at com.tingfeng.cas.CasServerUtil.main(CasServerUtil.java:52)
Caused by: java.security.cert.CertificateException: No name matching cas.server.com found
	at sun.security.util.HostnameChecker.matchDNS(HostnameChecker.java:231)
	at sun.security.util.HostnameChecker.match(HostnameChecker.java:96)
	at sun.security.ssl.X509TrustManagerImpl.checkIdentity(X509TrustManagerImpl.java:455)
	at sun.security.ssl.X509TrustManagerImpl.checkIdentity(X509TrustManagerImpl.java:436)
	at sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:200)
	at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:124)
	at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1596)
	... 15 more

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