{
    "title": "periods",
    "$schema": "http://json-schema.org/draft-04/schema#",
    "javaType": "com.sos.joc.model.calendar.Period",
    "type": "object",
    "properties": {
        "singleStart": {
            "type": "string",
            "pattern": "^[0-9:]*$"
        },
        "begin": {
            "type": "string",
            "pattern": "^[0-9:]*$"
        },
        "end": {
            "type": "string",
            "pattern": "^[0-9:]*$"
        },
        "repeat": {
            "type": "string",
            "pattern": "^[0-9:]*$"
        },
        "absoluteRepeat": {
            "type": "string",
            "pattern": "^[0-9:]*$"
        },
        "whenHoliday": {
            "type": "string",
            "pattern": "^[^<>]*$",
            "maxLength": 255
        }
    }
}