CEP を使用して、Proton と Orion 間の通信の基本的な例を作成しようとしています。Proton が Orion から温度の通知を受け取り、温度値が 20 以上の場合に 1 つのブール属性を変更するペイロードを送り返すようにしたいだけです。
これが私が使用している定義です。
{
"epn":
{
"events":
[
{
"name": "TemperatureContextUpdate",
"attributes":
[
{
"dimension": 0,
"description": "The certainty that this event happen (value between 0 to 1)",
"name": "Certainty",
"defaultValue": "1",
"type": "Double"
},
{
"dimension": 0,
"description": "No value means it equals the event detection time, other option is to use one of the defined distribution functions with parameters",
"name": "OccurrenceTime",
"type": "Date"
},
{
"dimension": 0,
"name": "ExpirationTime",
"type": "Date"
},
{
"dimension": 0,
"description": "The cost of this event occurrence. Negative if this is an opportunity",
"name": "Cost",
"type": "Double"
},
{
"dimension": 0,
"description": "Used in case the this event occur within an interval",
"name": "Duration",
"defaultValue": "0",
"type": "Double"
},
{
"dimension": "0",
"name": "entityId",
"type": "String"
},
{
"dimension": "0",
"name": "entityType",
"type": "String"
},
{
"dimension": "0",
"name": "temperature",
"type": "Integer"
},
{
"dimension": "0",
"name": "chaud",
"type": "Boolean"
}
],
"createdDate": "Wed Feb 22 2017"
},
{
"name": "Out_TemperatureContextUpdate",
"attributes":
[
{
"dimension": 0,
"description": "The certainty that this event happen (value between 0 to 1)",
"name": "Certainty",
"defaultValue": "1",
"type": "Double"
},
{
"dimension": 0,
"description": "No value means it equals the event detection time, other option is to use one of the defined distribution functions with parameters",
"name": "OccurrenceTime",
"type": "Date"
},
{
"dimension": 0,
"name": "ExpirationTime",
"type": "Date"
},
{
"dimension": 0,
"description": "The cost of this event occurrence. Negative if this is an opportunity",
"name": "Cost",
"type": "Double"
},
{
"dimension": 0,
"description": "Used in case the this event occur within an interval",
"name": "Duration",
"defaultValue": "0",
"type": "Double"
},
{
"dimension": "0",
"name": "entityId",
"type": "String"
},
{
"dimension": "0",
"name": "entityType",
"type": "String"
},
{
"dimension": "0",
"name": "temperature",
"type": "Integer"
},
{
"dimension": "0",
"name": "chaud",
"type": "Boolean"
}
],
"createdDate": "Wed Feb 22 2017"
}
],
"name": "TemperatureDemo",
"consumers":
[
{
"events":
[
{
"name": "Out_TemperatureContextUpdate"
}
],
"name": "Consumer_Rest",
"properties":
[
{
"name": "URL",
"value": "http://172.17.0.3:1026/v2/entities"
},
{
"name": "contentType",
"value": "application/json"
},
{
"name": "formatter",
"value": "json_ngsi"
},
{
"name": "delimiter",
"value": ";"
},
{
"name": "tagDataSeparator",
"value": "="
},
{
"name": "dateFormat",
"value": "dd/MM/yyyy-HH:mm:ss"
}
],
"type": "Rest",
"createdDate": "Wed Feb 22 2017"
},
{
"events":
[
{
"name": "TemperatureContextUpdate"
}
],
"name": "Consumer_File",
"properties":
[
{
"name": "filename",
"value": "/home/work/Documents/test.txt"
},
{
"name": "formatter",
"value": "json"
},
{
"name": "delimiter",
"value": ";"
},
{
"name": "tagDataSeparator",
"value": "="
}
],
"type": "File",
"createdDate": "Wed Feb 22 2017"
}
],
"epas":
[
{
"inputEvents":
[
{
"instanceSelectionPolicy": "First",
"alias": "TemperatureContextUpdate",
"filterExpression": "TemperatureContextUpdate.temperature>=20",
"name": "TemperatureContextUpdate",
"consumptionPolicy": "Consume"
}
],
"derivedEvents":
[
{
"name": "Out_TemperatureContextUpdate",
"reportParticipants": false,
"expressions":
{
"Cost": "TemperatureContextUpdate.Cost",
"Certainty": "TemperatureContextUpdate.Certainty",
"OccurrenceTime": "TemperatureContextUpdate.OccurrenceTime",
"Duration": "TemperatureContextUpdate.Duration",
"entityId": "TemperatureContextUpdate.entityId",
"ExpirationTime": "TemperatureContextUpdate.ExpirationTime",
"chaud": "true",
"entityType": "TemperatureContextUpdate.entityType",
"temperature": "TemperatureContextUpdate.temperature"
}
}
],
"evaluationPolicy": "Immediate",
"name": "EPA_Change",
"internalSegmentation":
[
],
"context": "always",
"epaType": "Basic",
"cardinalityPolicy": "Single",
"localPlacement": true,
"createdDate": "Wed Feb 22 2017",
"computedVariables":
[
]
}
],
"optimization":
{
},
"contexts":
{
"temporal":
[
{
"terminators":
[
],
"neverEnding": true,
"atStartup": true,
"name": "always",
"type": "TemporalInterval",
"createdDate": "Wed Feb 22 2017",
"initiators":
[
]
}
],
"segmentation":
[
],
"composite":
[
]
},
"producers":
[
]
}
}
最初の更新の受信中にファイルを作成しようとしましたが、このファイルは常に空です。ディレクトリに正しく作成され、定義を変更するたびに変更されます。残りのペイロードは、条件がトリガーされないように送信されることはありません。
私が送信するペイロード:
{
"subscriptionId": "51c04a21d714fb3b37d7d5a7",
"data":
[ {
"id": "temp1",
"type": "Temperature",
"temperature": {
"type":"integer",
"value": 28,
"metadata":{}
},
"chaud": {
"type":"boolean",
"value": false,
"metadata":{}
},
"Certainty": {
"value": "1",
"type": "Float"
},
"Cost": {
"value": "0",
"type": "Float"
},
"Name": {
"value": "",
"type": "String"
},
"EventSource": {
"value": "",
"type": "String"
},
"Duration": {
"value": "0",
"type": "Float"
}
}
]
}
ログ catalina.out :
INFOS: イベント メッセージ本文リーダー févr を開始しました。23、2017 11:23:35 AM com.ibm.hrl.proton.webapp.providers.EventJSONNgsiMessageReader parseVTwoFormat 情報: イベント: TemperatureContextUpdate févr. 23、2017 11:23:35 AM com.ibm.hrl.proton.webapp.providers.EventJSONNgsiMessageReader readFrom INFOS: イベント メッセージ本文リーダー févr を終了しました。23、2017 11:23:35 AM com.ibm.hrl.proton.webapp.providers.EventJSONNgsiMessageReader readFrom INFOS: EventJSONNgsiMessageReader: イベント TemperatureContextUpdate を読み取ります。entityId=temp1; EventId=ba868559-7589-4720-ab75-658b920a3f14; chaud=false; entityType=温度; Chronon=null; 温度=28; 検出時間 = 1487845415319; 名前=; 確実性=1; コスト=0; イベントソース=; OccurrenceTime=null; 期間=0; 注釈=; ExpirationTime=null; ブローカーから... févr. 23、2017 11:23:35 AM com.ibm.hrl.proton.webapp.resources。EventResource submitNewEvent INFOS: submitNewEvent févr を開始しています。23、2017 11:23:35 AM com.ibm.hrl.proton.webapp.resources.EventResource submitNewEvent 情報: プロトン ランタイムに送信されたイベント...
だから、私の問題はどこにあるのでしょうか?
ありがとう。