private LocatorLauncher awaitStart(final LocatorCommand command) {
    executeCommandWithReaders(command);
    LocatorLauncher launcher = awaitStart(getWorkingDirectory());
    assertThat(process.isAlive()).isTrue();
    return launcher;
  }
Please leave unused parameter throwableClass for improved readability.
geode-core/src/integrationTest/java/org/apache/geode/distributed/LocatorLauncherRemoteIntegrationTestCase.java