Back to Adaptive Vision Studio website

You are here: Start » Filter Reference » System » HTTP » Http_SendRequest_GET

Http_SendRequest_GET

Basic

Module: FoundationBasic

Sends a GET request to server and receives a text answer.

Name Type Description
inUrl String URL of request. Without parameters.
inFields StringArray Request data to send. It will be automatically encoded.
inFieldsData StringArray Request data to send. It will be automatically encoded.
outAnswer String? Answer text if provided in UTF-8 encoding.
outResponseCode Integer Answer code. Typically 200 for OK.

Description

Filter sends a GET request to the server. Filter waits for the sever text answer.

Examples

Filter executed with parameters:

  • inUrl = http://localhost/test
  • inFields = ["param1", "param2"]
  • inFieldsData = ["1", "2"]

Request sent to the server:

GET /test?param1=1&param2=2 HTTP/1.1
Host: localhost
User-Agent: Adaptive Vision/1.0
Accept: */*

Remarks

Filter only accepts text answers encoded using UTF-8 or plain ASCII. To receive answer in arbitrary format please use Http_SendRequest_GET_ByteBuffer.

Errors

This filter can throw an exception to report error. Read how to deal with errors in Error Handling.

List of possible exceptions:

Error type Description
DomainError Different size of inFields and inFieldsData in Http_SendRequest_GET.
DomainError Empty inUrl in Http_SendRequest_GET.
DomainError Invalid inUrl in Http_SendRequest_GET.
DomainError Secured HTTPS connection is not supported Http_SendRequest_GET.

Complexity Level

This filter is available on Basic Complexity Level.

Disabled in Lite Edition

This filter is disabled in Lite Edition. It is available only in full, Adaptive Vision Studio Professional version.

Filter Group

This filter is member of Http_SendRequest_GET filter group.

See Also