Caused by: java.io.UncheckedIOException: java.io.IOException: java.security.NoSuchAlgorithmException: Error constructing implementation (algorithm: Default, provider: SunJSSE, class: sun.security.ssl.SSLContextImpl$DefaultSSLContext) at java.net.http/jdk.internal.net.http.HttpClientImpl.<init>(HttpClientImpl.java:285) ~[java.net.http:na] at java.net.http/jdk.internal.net.http.HttpClientImpl.create(HttpClientImpl.java:270) ~[java.net.http:na] at ... 49 common frames omitted Caused by: java.security.KeyManagementException: null at java.base/sun.security.ssl.SSLContextImpl$DefaultManagersHolder.<clinit>(SSLContextImpl.java:942) ~[na:na] at java.base/sun.security.ssl.SSLContextImpl$DefaultSSLContext.<init>(SSLContextImpl.java:1111) ~[na:na] at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:na] at java.base/jdk.internal.reflect
Introduction:When working with Java applications that interact with secure servers over HTTPS, SSL/TLS-related errors can occur, causing disruptions to your application's functionality. One common error, java.security.NoSuchAlgorithmException, indicates a problem with SSL/TLS configuration. In this post, we'll explore one potential cause of this error and how to resolve it. Identifying the Issue:The java.security.NoSuchAlgorithmException error typically indicates that the SSL/TLS implementation is unable to find the specified algorithm. While there can be various underlying causes, one common issue is an incorrect or non-existent path to the truststore or keystore file. Possible Cause:If the truststore or keystore file path is incorrect, either due to a typo or non-existent file, the SSL/TLS implementation will fail to initialize properly, resulting in the NoSuchAlgorithmException error. Solution:To resolve this issue, ensure that you are providing the correct path to the truststore or keystore file. Here are the steps to follow: - Verify File Paths: Double-check the paths to the truststore and keystore files in your Java application's configuration. Ensure that the paths are correct and the files exist at those locations.
- Correcting Typos: If there are any typos in the file paths, correct them to point to the right location of the truststore or keystore files.
- Update Configuration: Once you've verified and corrected the file paths, update your Java application's configuration to use the corrected paths.
Example:Suppose you have the following configuration in your Java application: System.setProperty("javax.net.ssl.trustStore", "/path/to/truststore.jks");
or either via java vm args like -Djavax.net.ssl.keyStore=keystore.jks -Djavax.net.ssl.keyStorePassword=password
If the file path /path/to/truststore.jks is incorrect or the file does not exist, you may encounter the NoSuchAlgorithmException error. Ensure that the correct path to the truststore file is provided. Conclusion:SSL/TLS-related errors can be challenging to troubleshoot, but by identifying and addressing common issues, such as incorrect file paths to truststore or keystore files, you can resolve them effectively. Always double-check your configuration and ensure that the paths provided are accurate and point to the correct files. Once you've corrected the paths, your Java application should be able to establish SSL/TLS connections without encountering the NoSuchAlgorithmException error. | 
Refer: https://github.com/bazelbuild/bazel/wiki/Building-with-a-custom-toolchain https://www.tensorflow.org/tutorials/image_recognition
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