[
  {"paramName":"n",  "paramLongName":"namenode",          "paramDescription": "the name node",                         "paramRequired": true},
  {"paramName":"t",  "paramLongName":"targetPath",        "paramDescription": "the paht where store HDFS File",        "paramRequired": true},
  {"paramName":"h",  "paramLongName":"dbhost",            "paramDescription": "the mongo host",                         "paramRequired": true},
  {"paramName":"p",   "paramLongName":"dbport",           "paramDescription": "the mongo port",                         "paramRequired": true},
  {"paramName":"f",   "paramLongName":"format",           "paramDescription": "the metadata format to import",          "paramRequired": true},
  {"paramName":"l",   "paramLongName":"layout",           "paramDescription": "the metadata layout to import",          "paramRequired": true},
  {"paramName":"i",   "paramLongName":"interpretation",   "paramDescription": "the metadata interpretation to import",  "paramRequired": true},
  {"paramName":"dn",   "paramLongName":"dbName",          "paramDescription": "the mongo database Name",                "paramRequired": true}

]