==========================
CSV with Headers as fields
==========================

This example will use a transformation to copy data from the header(s) of the message to field(s) in the message.


.. NOTE::
    The data for the following example is formatted as such.
id,first_name,last_name,email,gender,ip_address,last_login,account_balance,country,favorite_color
1,Jack,Garcia,jgarcia0@shop-pro.jp,Male,196.56.44.185,2015-09-30T15:29:03Z,347.77,IT,#4a2313



.. code-block:: json
    :caption: Configuration

    {
      "connector.class" : "com.github.jcustenborder.kafka.connect.spooldir.SpoolDirCsvSourceConnector",
      "finished.path" : "/tmp",
      "input.path" : "/tmp",
      "error.path" : "/tmp",
      "input.file.pattern" : "^users\\d+\\.csv",
      "topic" : "users",
      "key.schema" : "{\n  \"name\" : \"com.example.users.UserKey\",\n  \"type\" : \"STRUCT\",\n  \"isOptional\" : false,\n  \"fieldSchemas\" : {\n    \"id\" : {\n      \"type\" : \"INT64\",\n      \"isOptional\" : false\n    }\n  }\n}\n",
      "value.schema" : "{\n  \"name\" : \"com.example.users.User\",\n  \"type\" : \"STRUCT\",\n  \"isOptional\" : false,\n  \"fieldSchemas\" : {\n    \"id\" : {\n      \"type\" : \"INT64\",\n      \"isOptional\" : false\n    },\n    \"first_name\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    },\n    \"last_name\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    },\n    \"email\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    },\n    \"gender\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    },\n    \"ip_address\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    },\n    \"last_login\" : {\n      \"name\" : \"org.apache.kafka.connect.data.Timestamp\",\n      \"type\" : \"INT64\",\n      \"version\" : 1,\n      \"isOptional\" : false\n    },\n    \"account_balance\" : {\n      \"name\" : \"org.apache.kafka.connect.data.Decimal\",\n      \"type\" : \"BYTES\",\n      \"version\" : 1,\n      \"parameters\" : {\n        \"scale\" : \"2\"\n      },\n      \"isOptional\" : true\n    },\n    \"country\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    },\n    \"favorite_color\" : {\n      \"type\" : \"STRING\",\n      \"isOptional\" : true\n    }\n  }\n}\n",
      "transforms" : "headerToField",
      "transforms.headerToField.type" : "com.github.jcustenborder.kafka.connect.transform.common.HeaderToField$Value",
      "transforms.headerToField.header.mappings" : "file.path:STRING:file_path,file.name:STRING:file_name,file.last.modified:INT64(Timestamp):file_last_modified"
    }