private static String getNodeTypeShort(NodeType nodeType) {
        switch (nodeType) {
            case JOB_CLIENT:
                return "JC";
            case JOB_TRACKER:
                return "JT";
            case TASK_TRACKER:
                return "TT";
            case MONITOR:
                return "MO";
            case BACKEND:
                return "BA";
        }
        throw new IllegalArgumentException();
    }
@author Robert HG (254963746@qq.com) on 3/30/15.
lts-core/src/main/java/com/github/ltsopensource/core/factory/JobNodeConfigFactory.java