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Swift

Get the JWS Payload into a StringBuilder

See more JSON Web Signatures (JWS) Examples

Demonstrates Jws.GetPayloadSb, which writes the payload of a loaded JWS as text into a StringBuilder, decoded using the given charset.

Background. In practice, validate the signature before trusting the payload.

Chilkat Swift Downloads

Swift

func chilkatTest() {
    var success: Bool = false

    let jws = CkoJws()!

    //  Load the JWS compact serialization.
    var jwsCompact: String? = "eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>"
    success = jws.load(jwsStr: jwsCompact)
    if success == false {
        print("\(jws.lastErrorText!)")
        return
    }

    //  Get the JWS payload as text into a StringBuilder, decoded using the given charset.
    let sbPayload = CkoStringBuilder()!
    success = jws.getPayloadSb(charset: "utf-8", sbPayload: sbPayload)
    if success == false {
        print("\(jws.lastErrorText!)")
        return
    }

    print("\(sbPayload.getAsString()!)")

}