@Override
  public String getContextSessionManagerClass() {
    throw new IllegalArgumentException(
        "Bad method call. Generic app servers do not use TomcatDeltaSessionManagers.");
  }
Implements {@link ContainerInstall#getContextSessionManagerClass()}

@throws IllegalArgumentException Always throws an illegal argument exception because app
        servers should not need the session manager class
geode-assembly/src/distributedTest/java/org/apache/geode/session/tests/GenericAppServerInstall.java