Merge branch 'master' into avoidCostlyMetricsCollection

Author: zoewangg

core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/WebIdentityCredentialsUtils.java

@@ -19,12 +19,14 @@
 import software.amazon.awssdk.annotations.SdkInternalApi;
 import software.amazon.awssdk.auth.credentials.WebIdentityTokenCredentialsProviderFactory;
 import software.amazon.awssdk.core.internal.util.ClassLoaderHelper;
+import software.amazon.awssdk.utils.Logger;
 
 /**
  * Utility class used to configure credential providers based on JWT web identity tokens.
  */
 @SdkInternalApi
 public final class WebIdentityCredentialsUtils {
+    private static final Logger log = Logger.loggerFor(WebIdentityCredentialsUtils.class);
 
     private static final String STS_WEB_IDENTITY_CREDENTIALS_PROVIDER_FACTORY =
         "software.amazon.awssdk.services.sts.internal.StsWebIdentityCredentialsProviderFactory";
@@ -44,7 +46,9 @@ public static WebIdentityTokenCredentialsProviderFactory factory() {
                     WebIdentityCredentialsUtils.class);
             return (WebIdentityTokenCredentialsProviderFactory) stsCredentialsProviderFactory.getConstructor().newInstance();
         } catch (ClassNotFoundException e) {
-            throw new IllegalStateException("To use web identity tokens, the 'sts' service module must be on the class path.", e);
+            String message = "To use web identity tokens, the 'sts' service module must be on the class path.";
+            log.warn(() -> message);
+            throw new IllegalStateException(message, e);
         } catch (NoSuchMethodException | InvocationTargetException | InstantiationException | IllegalAccessException e) {
             throw new IllegalStateException("Failed to create a web identity token credentials provider.", e);
         }

pom.xml

@@ -100,7 +100,7 @@
         <unitils.version>3.3</unitils.version>
         <xmlunit.version>1.3</xmlunit.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotbugs.version>3.1.11</spotbugs.version>
+        <spotbugs.version>4.1.4</spotbugs.version>
         <netty-reactive-streams-http.version>2.0.4</netty-reactive-streams-http.version>
         <freemarker.version>2.3.24-incubating</freemarker.version>
         <javapoet.verion>1.13.0</javapoet.verion>