lightbulb.xreg.json with Avro schema → Java MQTT Client
xrcg generate --language java --style mqttclient -d lightbulb.xreg.json --output ./output --projectname Lightbulb
{
"messagegroups": {
"Fabrikam.Lumen": {
"envelope": "CloudEvents/1.0",
"description": "State change events for a Fabrikam smart lightbulb",
"messages": {
"Fabrikam.Lumen.TurnedOn": {
"description": "Event for when the bulb is turned on",
"envelope": "CloudEvents/1.0",
"envelopemetadata": {
"id": {
"required": true
},
"type": {
"value": "Fabrikam.Lumen.TurnedOn",
"description": "Event raised when the bulb is turned on"
},
"source": {
"type": "uritemplate",
"description": "source of the event",
"value": "{tenantid}/{deviceid}"
},
"time": {
"required": true
},
"datacontenttype": {
"value": "application/json"
}
},
"dataschemaformat": "Avro/1.11.1",
"dataschemauri": "#/schemagroups/Fabrikam.Lumen/schemas/Fabrikam.Lumen.TurnedOnEventData"
},
"Fabrikam.Lumen.TurnedOff": {
"description": "Event for when the bulb is turned off",
"envelope": "CloudEvents/1.0",
"envelopemetadata": {
"id": {
"required": true
},
"type": {
"value": "Fabrikam.Lumen.TurnedOff",
"description": "Event raised when the bulb is turned off"
},
"source": {
"type": "uritemplate",
"description": "source of the event",
"value": "{tenantid}/{deviceid}"
},
"time": {
"required": true
},
"datacontenttype": {
"value": "application/json"
}
},
"dataschemaformat": "Avro/1.11.1",
"dataschemauri": "#/schemagroups/Fabrikam.Lumen/schemas/Fabrikam.Lumen.TurnedOffEventData"
},
"Fabrikam.Lumen.BrightnessChanged": {
"description": "Event for when the bulb's brightness changes",
"envelope": "CloudEvents/1.0",
"envelopemetadata": {
"id": {
"required": true
},
"type": {
"value": "Fabrikam.Lumen.BrightnessChanged",
"description": "Event raised when the bulb's brightness changes"
},
"source": {
"type": "uritemplate",
"description": "source of the event",
"value": "{tenantid}/{deviceid}"
},
"datacontenttype": {
"value": "application/json"
}
},
"dataschemaformat": "Avro/1.11.1",
"dataschemauri": "#/schemagroups/Fabrikam.Lumen/schemas/Fabrikam.Lumen.BrightnessChangedEventData"
},
"Fabrikam.Lumen.ColorChanged": {
"description": "Event for when the bulb's color changes",
"envelope": "CloudEvents/1.0",
"envelopemetadata": {
"id": {
"required": true
},
"type": {
"value": "Fabrikam.Lumen.ColorChanged",
"description": "Event raised when the bulb's color changes"
},
"source": {
"type": "uritemplate",
"description": "source of the event",
"value": "{tenantid}/{deviceid}"
},
"time": {
"required": true
},
"datacontenttype": {
"value": "application/json"
}
},
"dataschemaformat": "Avro/1.11.1",
"dataschemauri": "#/schemagroups/Fabrikam.Lumen/schemas/Fabrikam.Lumen.ColorChangedEventData"
}
}
}
},
"schemagroups": {
"Fabrikam.Lumen": {
"schemas": {
"Fabrikam.Lumen.TurnedOnEventData": {
"format": "Avro/1.11.1",
"versions": {
"1": {
"format": "Avro/1.11.1",
"schema": {
"type": "record",
"name": "TurnedOnEventData",
"namespace": "Fabrikam.Lumen",
"doc": "Data schema for bulb turned on event",
"fields": [
{
"name": "tenantid",
"doc": "Tenant identifier",
"type": "string"
},
{
"name": "deviceid",
"doc": "Device identifier",
"type": "string"
},
{
"name": "switchSource",
"doc": "Source of the switch event",
"type": {
"type": "enum",
"name": "SwitchSource",
"symbols": [
"PhysicalSwitch",
"AppSwitch",
"VoiceSwitch"
]
}
},
{
"name": "brightness",
"doc": "Brightness level (in Lumen)",
"unit": "lm",
"type": "int"
},
{
"name": "color",
"doc": "Color of the light (in RGB hex format)",
"type": "string"
},
{
"name": "colorTemperature",
"doc": "Color temperature of the light (in Kelvin)",
"unit": "K",
"type": "int"
},
{
"name": "powerConsumption",
"doc": "Power consumption of the light (in Watts)",
"unit": "W",
"type": "float"
}
]
}
}
}
},
"Fabrikam.Lumen.TurnedOffEventData": {
"format": "Avro/1.11.1",
"versions": {
"1": {
"format": "Avro/1.11.1",
"schema": {
"type": "record",
"name": "TurnedOffEventData",
"namespace": "Fabrikam.Lumen",
"doc": "Data schema for bulb turned off event",
"fields": [
{
"name": "tenantid",
"doc": "Tenant identifier",
"type": "string"
},
{
"name": "deviceid",
"doc": "Device identifier",
"type": "string"
},
{
"name": "powerConsumption",
"doc": "Power consumption of the light (in Watts)",
"unit": "W",
"type": "float"
}
]
}
}
}
},
"Fabrikam.Lumen.BrightnessChangedEventData": {
"format": "Avro/1.11.1",
"versions": {
"1": {
"format": "Avro/1.11.1",
"schema": {
"type": "record",
"name": "BrightnessChangedEventData",
"namespace": "Fabrikam.Lumen",
"doc": "Data schema for brightness change event",
"fields": [
{
"name": "tenantid",
"doc": "Tenant identifier",
"type": "string"
},
{
"name": "deviceid",
"doc": "Device identifier",
"type": "string"
},
{
"name": "brightness",
"doc": "Brightness level (in Lumen)",
"unit": "lm",
"type": "int"
},
{
"name": "color",
"doc": "Color of the light (in RGB hex format)",
"type": "string"
},
{
"name": "colorTemperature",
"doc": "Color temperature of the light (in Kelvin)",
"unit": "K",
"type": "int"
},
{
"name": "powerConsumption",
"doc": "Power consumption of the light (in Watts)",
"unit": "W",
"type": "float"
}
]
}
}
}
},
"Fabrikam.Lumen.ColorChangedEventData": {
"format": "Avro/1.11.1",
"versions": {
"1": {
"format": "Avro/1.11.1",
"schema": {
"type": "record",
"name": "ColorChangedEventData",
"namespace": "Fabrikam.Lumen",
"doc": "Data schema for color change event",
"fields": [
{
"name": "tenantid",
"doc": "Tenant identifier",
"type": "string"
},
{
"name": "deviceid",
"doc": "Device identifier",
"type": "string"
},
{
"name": "brightness",
"doc": "Brightness level (in Lumen)",
"unit": "lm",
"type": "int"
},
{
"name": "color",
"doc": "Color of the light (in RGB hex format)",
"type": "string",
"unit": "RGB"
},
{
"name": "colorTemperature",
"doc": "Color temperature of the light (in Kelvin)",
"unit": "K",
"type": "int"
},
{
"name": "powerConsumption",
"doc": "Power consumption of the light (in Watts)",
"unit": "W",
"type": "float"
}
]
}
}
}
}
}
}
}
}
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