@After
  public void tearDown() throws Exception {
    serviceName = null;
    name = null;
    workingDirectory = null;
    jvmArguments = null;
    classpath = null;
    gemfireVersion = null;
    javaVersion = null;
  }
Unit tests for {@link AbstractLauncher.ServiceState}. Tests marshalling of ServiceState to and
from JSON.

@since GemFire 7.0
geode-core/src/test/java/org/apache/geode/distributed/AbstractLauncherServiceStateTest.java