jdk中https安全协议证书异常导致访问https接口报错的问题

问题:java进程访问https接口时,报错
javax.net.ssl.SSLException: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
	at sun.security.ssl.Alerts.getSSLException(Alerts.java:208) ~[na:1.8.0-internal]
	at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1917) ~[na:1.8.0-internal]
	at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1874) ~[na:1.8.0-internal]
	at sun.security.ssl.SSLSocketImpl.handleException(SSLSocketImpl.java:1857) ~[na:1.8.0-internal]
	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1378) ~[na:1.8.0-internal]
	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1355) ~[na:1.8.0-internal]
	at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:563) ~[na:1.8.0-internal]
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185) ~[na:1.8.0-internal]
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1281) ~[na:1.8.0-internal]
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1256) ~[na:1.8.0-internal]
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:250) ~[na:1.8.0-internal]

解决:
	这是由于https安全协议证书异常(jdk不同版本对底层依赖的库不同)导致的,从其它正常的机器上复制一份证书(证书位置:$JAVA_HOME/jre/lib/security/cacerts),覆盖当前机器报错机器上的证书文件即可。

 

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