} catch (final Exception e) {
                logger.error("Could not destroy a process correctly.", e);
            }
        }
        return -1;
    }

    public Set<String> getRunningSessionIdSet() {
        return runningProcessMap.keySet();
    }

    public void setProcessDestroyTimeout(final int processDestroyTimeout) {
        this.processDestroyTimeout = processDestroyTimeout;
    }