Polish Logging

Issue gh-14801

Author: jzheaux

saml2/saml2-service-provider/src/main/java/org/springframework/security/saml2/provider/service/metadata/OpenSamlMetadataResolver.java

@@ -26,6 +26,8 @@
 import javax.xml.namespace.QName;
 
 import net.shibboleth.utilities.java.support.xml.SerializeSupport;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.opensaml.core.xml.XMLObjectBuilder;
 import org.opensaml.core.xml.config.XMLObjectProviderRegistrySupport;
 import org.opensaml.saml.common.xml.SAMLConstants;
@@ -65,6 +67,8 @@ public final class OpenSamlMetadataResolver implements Saml2MetadataResolver {
 		OpenSamlInitializationService.initialize();
 	}
 
+	private final Log logger = LogFactory.getLog(this.getClass());
+
 	private final EntityDescriptorMarshaller entityDescriptorMarshaller;
 
 	private final EntitiesDescriptorMarshaller entitiesDescriptorMarshaller;
@@ -116,6 +120,9 @@ private EntityDescriptor entityDescriptor(RelyingPartyRegistration registration)
 		if (this.signMetadata) {
 			return OpenSamlSigningUtils.sign(entityDescriptor, registration);
 		}
+		else {
+			this.logger.trace("Did not sign metadata since `signMetadata` is `false`");
+		}
 		return entityDescriptor;
 	}