Create Projection Definition

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post
https://api.serialized.io
/projections/definitions
Create a new projection definition
Example
cURL
Java
C#
Node
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curl -i https://api.serialized.io/projections/definitions \
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  --header "Content-Type: application/json" \
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  --header "Serialized-Access-Key: <YOUR_ACCESS_KEY>" \
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  --header "Serialized-Secret-Access-Key: <YOUR_SECRET_ACCESS_KEY>" \
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  --data '
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  {
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  "projectionName": "orders",
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  "feedName": "order",
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  "handlers": [
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    {
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      "eventType": "OrderPlacedEvent",
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      "functions": [
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        {
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          "function": "set",
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          "targetSelector": "$.projection.status",
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          "rawData": "PLACED"
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        },
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        {
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          "function": "set",
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          "targetSelector": "$.projection.orderAmount",
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          "eventSelector": "$.event.orderAmount"
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        }
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      ]
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    }
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  ]
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}
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'
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import com.google.common.collect.ImmutableMap;
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import javax.ws.rs.client.Client;
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import javax.ws.rs.client.ClientBuilder;
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​
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Client client = ClientBuilder.newClient();
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URI apiRoot = URI.create("https://api.serialized.io");
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​
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Map<String, Object> projectionDefinition = ImmutableMap.of(
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    "projectionName", "orders",
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    "feedName", "order",
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    "handlers", ImmutableList.of(
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        ImmutableMap.of(
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            "eventType", "OrderPlacedEvent",
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            "functions", ImmutableList.of(
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                ImmutableMap.of(
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                    "function", "set",
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                    "targetSelector", "$.projection.status",
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                    "rawData", "PLACED"
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                ),
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                ImmutableMap.of(
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                    "function", "set",
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                    "targetSelector", "$.projection.orderAmount",
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                    "eventSelector", "$.event.orderAmount"
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                )
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            )
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​
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        )
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    )
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);
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​
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Response response = client.target(apiRoot)
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    .path("projections")
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    .path("definitions")
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    .request()
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    .header("Serialized-Access-Key", "<YOUR_ACCESS_KEY>")
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    .header("Serialized-Secret-Access-Key", "<YOUR_SECRET_ACCESS_KEY>")
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    .post(Entity.json(projectionDefinition));
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using System;
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using System.Collections.Generic;
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using RestSharp;
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​
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var definition = new Dictionary<string, Object>
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{
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    { "projectionName", "orders" },
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    { "feedName", "order" },
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    { "handlers", new List<Dictionary<string, Object>>
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        {
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            new Dictionary<string, Object>
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            {
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                {"eventType", "OrderPlacedEvent"},
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                {"functions", new List<Dictionary<string, Object>>
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                    {
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                        new Dictionary<string, Object>
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                        {
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                            {"function", "set"},
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                            {"targetSelector", "$.projection.status"},
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                            { "rawData", "PLACED"}
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                        },
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                        new Dictionary<string, Object>
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                        {
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                            {"function", "set"},
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                            {"targetSelector", "$.projection.orderAmount"},
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                            { "eventSelector", "$.event.orderAmount"}
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                        }
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                    }
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                }
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            }
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        }
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    }
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};
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​
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var request = new RestRequest("projections/definitions", Method.POST)
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   .AddHeader("Serialized-Access-Key", "<YOUR_ACCESS_KEY>")
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   .AddHeader("Serialized-Secret-Access-Key", "<YOUR_SECRET_ACCESS_KEY>");
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   .AddJsonBody(definition);
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​
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var response = client.Execute(request);
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const axios = require("axios");
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​
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const client = axios.create({
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  baseURL: "https://api.serialized.io",
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  headers: {"Serialized-Access-Key": "<YOUR_ACCESS_KEY>"},
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  headers: {"Serialized-Secret-Access-Key": "<YOUR_SECRET_ACCESS_KEY>"}
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});
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​
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const definition = {
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  projectionName: "orders",
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  feedName: "order",
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  handlers: [
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    {
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      eventType: "OrderPlacedEvent",
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      functions: [
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        {
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          "function": "set",
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          "targetSelector": "$.projection.status",
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          "rawData": "PLACED"
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        },
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        {
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          "function": "set",
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          "targetSelector": "$.projection.orderAmount",
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          "eventSelector": "$.event.orderAmount"
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        }
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      ]
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    }
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  ]
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};
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​
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client.post("projections/definitions", definition)
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    .then(function (response) {
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      // Handle response
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    })
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    .catch(function (error) {
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      // Handle error
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    });
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API Reference
Get Projection Definition
Last modified 9mo ago
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Create a new projection definition
Example