LinkarClientSendJsonCommandAsync Method

Linkar Framework for .NET and Core

Allows a variety of persistent operations using standard JSON templates, in a asynchronous way.

Namespace: Linkar.Commands.Persistent
Assembly: Linkar.Commands (in Linkar.Commands.dll) Version: 2.3.1

Syntax

C++

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public Task<string> SendJsonCommandAsync(
	string command,
	int receiveTimeout = 0
)

Public Function SendJsonCommandAsync ( 
	command As String,
	Optional receiveTimeout As Integer = 0
) As Task(Of String)

public:
Task<String^>^ SendJsonCommandAsync(
	String^ command, 
	int receiveTimeout = 0
)

member SendJsonCommandAsync : 
        command : string * 
        ?receiveTimeout : int 
(* Defaults:
        let _receiveTimeout = defaultArg receiveTimeout 0
*)
-> Task<string>

Parameters

command String: Content of the operation you want to send.
receiveTimeout Int32 (Optional): Maximum time in seconds that the client will wait for a response from the server. Default = 0 to wait indefinitely.

Return Value

TaskString
The results of the operation.

Example

C++

Copy

using Linkar;
using Linkar.Commands.Persistent;

class Test
    {
        public string MySendCommand()
        {
            string result = "";
            try
            {
                CredentialOptions credentials = new CredentialOptions("127.0.0.1", "EPNAME", 11300, "admin", "admin");
                LinkarClient client = new LinkarClient();
                client.Login(credentials);
                string command =
                    "{" +
                    "    \"NAME\" : \"READ\"," +
                    "    \"COMMAND\" :" + 
                    "    {" +
                    "        \"CALCULATED\" : \"True\" ," +
                    "        \"OUTPUT_FORMAT\" : \"JSON_DICT\" ," +
                    "        \"FILE_NAME\" : \"LK.CUSTOMERS\" ," +
                    "        \"RECORDS\" : [" +
                    "            { \"LKITEMID\" : \"2\" }" +
                    "        ]" +
                    "    }" +
                    "}";
                result = client.SendJsonCommandAsync(command).Result;
                client.Logout();
            }
            catch (Exception ex)
            {
                string error = ex.Message;
                // Do something
            }
            return result;
        }
    }

Imports Linkar
using Linkar.Commands.Persistent;

Class Test

    Public Function MySendCommand() As String

        Dim result As String = ""

        Try
            Dim credentials As CredentialOptions = New CredentialOptions("127.0.0.1", "EPNAME", 11300, "admin", "admin")

            Dim client As LinkarClient = New LinkarClient()

            client.Login(credentials)
            string command =
                    "{" +
                    "    \"NAME\" : \"READ\"," +
                    "    \"COMMAND\" :" + 
                    "    {" +
                    "        \"CALCULATED\" : \"True\" ," +
                    "        \"OUTPUT_FORMAT\" : \"JSON_DICT\" ," +
                    "        \"FILE_NAME\" : \"LK.CUSTOMERS\" ," +
                    "        \"RECORDS\" : [" +
                    "            { \"LKITEMID\" : \"2\" }" +
                    "        ]" +
                    "    }" +
                    "}"
            result = client.SendJsonCommandAsync(command).Result
            client.Logout()

        Catch ex As Exception

            Dim[error] As String = ex.Message
            ' Do something
        End Try

        Return result
  End Function
End Class

Reference

LinkarClient Class

Linkar.Commands.Persistent Namespace