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Unicode C++

Add a Path Substitution Parameter to a REST Request

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Demonstrates Rest.AddPathParam, which adds or replaces a path-substitution parameter. Before a request is sent, each occurrence of the name in the URI path is replaced with its value.

Background. Path parameters keep a URI path template readable—placeholders such as {userId} are substituted with concrete values just before the request is sent.

Chilkat Unicode C++ Downloads

Unicode C++
#include <CkRestW.h>

void ChilkatSample(void)
    {
    bool success = false;

    CkRestW rest;

    //  Connect to the REST server.  The 3rd argument enables TLS (use true for HTTPS on port 443),
    //  and the 4th enables automatic reconnection if the connection is dropped between requests.
    bool bTls = true;
    bool bAutoReconnect = true;
    success = rest.Connect(L"example.com",443,bTls,bAutoReconnect);
    if (success == false) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    //  Add path-substitution parameters.  Before a request is sent, each occurrence of the name in the
    //  URI path is replaced with the value.  This keeps the path template readable.
    rest.AddPathParam(L"{userId}",L"12345");
    rest.AddPathParam(L"{orderId}",L"98765");

    //  The placeholders in the path are replaced before the request is sent.
    const wchar_t *responseText = rest.fullRequestNoBody(L"GET",L"/users/{userId}/orders/{orderId}");
    if (rest.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    wprintf(L"%s\n",responseText);
    }