調用ETC接口時出現PKIX path building failed錯誤

最近作ETC項目時候，在調用ETC接口出現了javax.net.ssl.SSLHandshakeException異常。java 完整的異常信息：web javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.pro

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