in alloydb-jdbc-connector/src/main/java/com/google/cloud/alloydb/DefaultCredentialFactory.java [25:38]
public GoogleCredentials getCredentials() {
GoogleCredentials credentials;
try {
credentials = GoogleCredentials.getApplicationDefault();
} catch (IOException e) {
throw new RuntimeException("failed to retrieve OAuth2 access token", e);
}
if (credentials.createScopedRequired()) {
credentials = credentials.createScoped(Arrays.asList(SCOPE_CLOUD_PLATFORM));
}
return credentials;
}