However, HTTPS gives me the SSLHandshakeException from above.
#Download handshaker code
I tried downloading using the HTTP protocol at first but it gives me a 301 moved permanently status code so I realized that it redirects to HTTPS. Public static void main(String arguments) throws IOException Try (InputStream inputStream = website.openStream())įpy(inputStream, Paths.get(fileName), StandardCopyOption.REPLACE_EXISTING)
Public static void download(String downloadURL) throws IOException Here is my code including the file I want to download: import java.io.IOException
#Download handshaker download
When I try to programmatically download a file using Java code, I'm getting an exception: Exception in thread "main" : : PKIX path building failed: .SunCertPathBuilderException: unable to find valid certification path to requested targetĪt .getSSLException(Alerts.java:192)Īt .fatal(SSLSocketImpl.java:1949)Īt .fatalSE(Handshaker.java:302)Īt .fatalSE(Handshaker.java:296)Īt .serverCertificate(ClientHandshaker.java:1509)Īt .processMessage(ClientHandshaker.java:216)Īt .processLoop(Handshaker.java:979)Īt .process_record(Handshaker.java:914)Īt .readRecord(SSLSocketImpl.java:1062)Īt .performInitialHandshake(SSLSocketImpl.java:1375)Īt .startHandshake(SSLSocketImpl.java:1403)Īt .startHandshake(SSLSocketImpl.java:1387)Īt (URL.java:1045)Īt DownloadFileExample.download(DownloadFileExample.java:15)Īt DownloadFileExample.main(DownloadFileExample.java:24)Īt 0(Native Method)Īt (NativeMethodAccessorImpl.java:62)Īt (DelegatingMethodAccessorImpl.java:43)Īt .invoke(Method.java:498)Īt .(AppMain.java:144)Ĭaused by: : PKIX path building failed: .SunCertPathBuilderException: unable to find valid certification path to requested targetĪt .doBuild(PKIXValidator.java:387)Īt .engineValidate(PKIXValidator.java:292)Īt .validate(Validator.java:260)Īt 509TrustManagerImpl.validate(X509TrustManagerImpl.java:324)Īt 509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:229)Īt 509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:124)Īt .serverCertificate(ClientHandshaker.java:1491)Ĭaused by: .SunCertPathBuilderException: unable to find valid certification path to requested targetĪt .SunCertPathBuilder.build(SunCertPathBuilder.java:141)Īt .SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:126)Īt .build(CertPathBuilder.java:280)Īt .doBuild(PKIXValidator.java:382)
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