{
  "customMessageFileName" : null,
  "checker" : {
    "path" : "./com/adobe/epubcheck/test/package/missing_opf_file",
    "filename" : "missing_opf_file",
    "checkerVersion" : "4.0.0-alpha11-SNAPSHOT",
    "checkDate" : "09-05-2014 03:15:58",
    "elapsedTime" : 2,
    "nFatal" : 0,
    "nError" : 1,
    "nWarning" : 0,
    "nUsage" : 0
  },
  "publication" : {
    "publisher" : null,
    "title" : null,
    "creator" : [ ],
    "date" : null,
    "subject" : [ ],
    "description" : null,
    "rights" : null,
    "identifier" : null,
    "language" : null,
    "nSpines" : 0,
    "checkSum" : 0,
    "renditionLayout" : "reflowable",
    "renditionOrientation" : "auto",
    "renditionSpread" : "auto",
    "ePubVersion" : null,
    "isScripted" : false,
    "hasFixedFormat" : false,
    "isBackwardCompatible" : true,
    "hasAudio" : false,
    "hasVideo" : false,
    "charsCount" : 0,
    "embeddedFonts" : [ ],
    "refFonts" : [ ],
    "hasEncryption" : false,
    "hasSignatures" : false,
    "contributors" : [ ]
  },
  "items" : [ ],
  "messages" : [ {
    "ID" : "PKG-020",
    "severity" : "ERROR",
    "message" : "OPF file 'test_single_opf' could not be found.",
    "additionalLocations" : 0,
    "locations" : [ {
      "path" : "missing_opf_file",
      "line" : -1,
      "column" : -1,
      "context" : null
    } ],
    "suggestion" : null
  } ]
}
