Entity.json 4.52 KB
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{
  "$schema": "http://json-schema.org/schema#",
  "id": "https://uri.etsi.org/ngsi-ld/schema/Entity.json",
  "title": "NGSI-LD Entity",
  "description": "NGSI-LD Entity",
  "definitions": {
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    "LdContext": {
      "anyOf": [
        {
          "type": "object"
        },
        {
          "type": "string",
          "format": "uri"
        },
        {
          "type": "array",
          "items": {
            "anyOf": [
              {
                "type": "string",
                "format": "uri"
              },
              {
                "type": "object"
              }
            ]
          }
        }
      ]
    },
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    "observedAt": {
      "type": "string",
      "format": "date-time"
    },
    "createdAt": {
      "type": "string",
      "format": "date-time"
    },
    "modifiedAt": {
      "type": "string",
      "format": "date-time"
    },
    "datasetId": {
      "type": "string",
      "format": "uri"
    },
    "instanceId": {
      "type": "string",
      "format": "uri"
    },
    "Property": {
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      "type": "object",
      "properties": {
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        "type": {
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          "type": "string",
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          "const": "Property"
        },
        "value": {
          "type": "any"
        },
        "observedAt": {
          "$ref": "#/definitions/observedAt"
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        },
        "createdAt": {
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          "$ref": "#/definitions/createdAt"
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        },
        "modifiedAt": {
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          "$ref": "#/definitions/modifiedAt"
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        },
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        "datasetId": {
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          "$ref": "#/definitions/datasetId"
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        },
        "instanceId": {
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          "$ref": "#/definitions/instanceId"
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        }
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      },
      "required": [
        "type",
        "value"
      ],
      "additionalProperties": {
        "anyOf": [
          {
            "$ref": "#/definitions/Property"
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          },
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          {
            "$ref": "#/definitions/Relationship"
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          }
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        ]
      }
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    },
    "Relationship": {
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      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "const": "Relationship"
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        },
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        "object": {
          "type": "string",
          "format": "uri"
        },
        "observedAt": {
          "$ref": "#/definitions/observedAt"
        },
        "createdAt": {
          "$ref": "#/definitions/createdAt"
        },
        "modifiedAt": {
          "$ref": "#/definitions/modifiedAt"
        },
        "datasetId": {
          "$ref": "#/definitions/datasetId"
        },
        "instanceId": {
          "$ref": "#/definitions/instanceId"
        }
      },
      "required": [
        "type",
        "object"
      ],
      "additionalProperties": {
        "anyOf": [
          {
            "$ref": "#/definitions/Property"
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          },
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          {
            "$ref": "#/definitions/Relationship"
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          }
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        ]
      }
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    },
    "GeoProperty": {
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      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "const": "GeoProperty"
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        },
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        "value": {
          "$ref": "https://forge.etsi.org/gitlab/NGSI-LD/NGSI-LD/raw/master/schema/geometry-schema.json#"
        },
        "createdAt": {
          "$ref": "#/definitions/createdAt"
        },
        "modifiedAt": {
          "$ref": "#/definitions/modifiedAt"
        },
        "datasetId": {
          "$ref": "#/definitions/datasetId"
        },
        "instanceId": {
          "$ref": "#/definitions/instanceId"
        }
      },
      "required": [
        "type",
        "value"
      ],
      "additionalProperties": {
        "anyOf": [
          {
            "$ref": "#/definitions/Property"
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          },
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          {
            "$ref": "#/definitions/Relationship"
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          }
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        ]
      }
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    }
  },
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "format": "uri"
    },
    "type": {
      "type": "string",
      "description": "NGSI Entity type"
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    },
    "@context": {
      "$ref": "#/definitions/LdContext"
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    },
    "location": {
      "$ref": "#/definitions/GeoProperty"
    },
    "observationSpace": {
      "$ref": "#/definitions/GeoProperty"
    },
    "operationSpace": {
      "$ref": "#/definitions/GeoProperty"
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    },
    "createdAt": {
      "$ref": "#/definitions/createdAt"
    },
    "modifiedAt": {
      "$ref": "#/definitions/modifiedAt"
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    }
  },
  "required": [
    "id",
    "type"
  ],
  "additionalProperties": {
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    "anyOf": [
      {
        "$ref": "#/definitions/Property"
      },
      {
        "$ref": "#/definitions/Relationship"
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      },
      {
        "$ref": "#/definitions/GeoProperty"
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      }
    ]
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  }
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}