我的RCP应用程序正在使用标准p2功能来更新客户端代码。这已经工作了几年，但现在已停止在一个特定网站的存储库上工作。它失败了sun.security.validator.ValidatorException（下面的完整堆栈跟踪）。
我有其他存储库，它们具有相同的p2存储库，可以正常工作。我与网站所有者核实了他们说他们网站的SSL设置正确。
有关如何从我的结束或网站所有者结束解决此问题的任何建议。
感谢您阅读并思考我的问题！
0170725 07:30:49.200 134118 ERROR com.xyz.acmotor.base.BusinessStatusHandler - uncaught exception: org.eclipse.equinox.p2.transport.ecf : Connection to https://www.example.com/sites/motordb_update/repository/p2.index failed on sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target. Retry attempt 0 started
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at sun.security.ssl.Alerts.getSSLException(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.SSLSocketImpl.writeRecord(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.AppOutputStream.write(Unknown Source) ~[na:1.8.0_60]
at org.apache.http.impl.io.AbstractSessionOutputBuffer.flushBuffer(AbstractSessionOutputBuffer.java:159) ~[na:na]
at org.apache.http.impl.io.AbstractSessionOutputBuffer.flush(AbstractSessionOutputBuffer.java:166) ~[na:na]
at org.apache.http.impl.AbstractHttpClientConnection.doFlush(AbstractHttpClientConnection.java:272) ~[na:na]
at org.apache.http.impl.AbstractHttpClientConnection.flush(AbstractHttpClientConnection.java:277) ~[na:na]
at org.apache.http.impl.conn.AbstractClientConnAdapter.flush(AbstractClientConnAdapter.java:201) ~[na:na]
at org.apache.http.protocol.HttpRequestExecutor.doSendRequest(HttpRequestExecutor.java:239) ~[na:na]
at org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:121) ~[na:na]
at org.apache.http.impl.client.DefaultRequestDirector.tryExecute(DefaultRequestDirector.java:685) ~[na:na]
at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:487) ~[na:na]
at org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:863) ~[na:na]
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[na:na]
at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.performConnect(HttpClientRetrieveFileTransfer.java:1084) ~[na:na]
at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer.access$0(HttpClientRetrieveFileTransfer.java:1075) ~[na:na]
at org.eclipse.ecf.provider.filetransfer.httpclient4.HttpClientRetrieveFileTransfer$1.performFileTransfer(HttpClientRetrieveFileTransfer.java:1071) ~[na:na]
at org.eclipse.ecf.filetransfer.FileTransferJob.run(FileTransferJob.java:74) ~[na:na]
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) ~[na:na]
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[na:1.8.0_60]
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[na:1.8.0_60]
at sun.security.validator.Validator.validate(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[na:1.8.0_60]
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[na:1.8.0_60]
... 24 common frames omitted
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source) ~[na:1.8.0_60]
at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source) ~[na:1.8.0_60]
at java.security.cert.CertPathBuilder.build(Unknown Source) ~[na:1.8.0_60]
... 30 common frames omitted
答案 0 :(得分：0)
此错误的根本原因是应用程序具有捆绑的Java密钥库，且证书已过期。现在要弄清楚如何通过http连接进行更新。