Visual FoxPro

Set the JWS Payload from a StringBuilder

See more JSON Web Signatures (JWS) Examples

Demonstrates Jws.SetPayloadSb, which sets the payload to be signed from a StringBuilder.

Background. JWS (JSON Web Signature) integrity-protects a payload with a signature or MAC. The header alg names the algorithm; this example uses HMAC-SHA256 (HS256) with a symmetric MAC key.

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LOCAL lnSuccess
LOCAL loJws
LOCAL loSbPayload
LOCAL lnBIncludeBom

lnSuccess = 0

loJws = CreateObject('Chilkat.Jws')

*  Set the payload from a StringBuilder.
loSbPayload = CreateObject('Chilkat.StringBuilder')
loSbPayload.Append("This is the content to sign.")

lnBIncludeBom = 0
lnSuccess = loJws.SetPayloadSb(loSbPayload,"utf-8",lnBIncludeBom)
IF (lnSuccess = 0) THEN
    ? loJws.LastErrorText
    RELEASE loJws
    RELEASE loSbPayload
    CANCEL
ENDIF

? "Payload set."

RELEASE loJws
RELEASE loSbPayload