A Multidomain Standards-Based Fog Computing Architecture for Smart Cities

Listing 3

Example of a PATCH request to update a context entity representing a gas pipeline sensor. More specifically, the request updates the pressure value of the entity with id=101615A to 75.78 bar.

PATCH http://CepheusBrokerAddress:1026/v2/entities/101615A/attrs

"pressure":

"type": "double",

"value": 75.78,

"metadata":

"unit":

"type": "Text",

"value": "bar"

}

}

}