public Boolean getForce() {
      return force != null ? force : DEFAULT_FORCE;
    }
Gets the boolean value used by the Locator to determine if it should overwrite the PID file
if it already exists.

@return the boolean value specifying whether or not to overwrite the PID file if it already
        exists.
@see #setForce(Boolean)
geode-core/src/main/java/org/apache/geode/distributed/LocatorLauncher.java