JWT

JWT(header: Object, payload: Object, signingKey: String, algorithm: String): String

Generate JWT with header, payload, and signature by specific algorithm.

Introduced in DataWeave version 2.6.0.

Parameters

Name Type Description

Name	Type	Description
`header`	`Object`	JWT header.
`payload`	`Object`	JWT payload.
`signingKey`	`String`	Signing key.
`algorithm`	`String`	HMAC algorithm.

header

Object

JWT header.

payload

Object

JWT payload.

signingKey

String

Signing key.

algorithm

String

HMAC algorithm.

Example

This example signs a payload with HS384 and a 384-bit key.

Source

%dw 2.0
import * from dw::util::jwt::HMAC
output application/json
---
JWT({"header": "value"}, {"firstName": "Michael", "lastName": "Jones"},
  "012345678901234567890123456789012345678901234567", "HmacSHA384")

Output

"eyJoZWFkZXIiOiAidmFsdWUiLCJhbGciOiAiSFMzODQiLCJ0eXAiOiAiSldUIn0.eyJmaXJzdE5hbWUiOiAiTWljaGFlbCIsImxhc3ROYW1lIjogIkpvbmVzIn0.F1xP9JjXqmwVfPXULZ7F6EYu2Td36eW4xUWElGHN7ayjWIiBPWM3L4STPQzQ570R"

JWT(header: Object, payload: Object, signingKey: String): String

Generate JWT with a header, payload, and key signed with HMAC-SHA256.

Introduced in DataWeave version 2.6.0.

Parameters

Name Type Description

Name	Type	Description
`header`	`Object`	JWT header.
`payload`	`Object`	JWT payload.
`signingKey`	`String`	Signing key.

header

Object

JWT header.

payload

Object

JWT payload.

signingKey

String

Signing key.

Example

This example uses HS256 and a 256-bit key.

Source

%dw 2.0
import * from dw::util::jwt::HMAC
output application/json
---
JWT({"header": "value"}, {"firstName": "Michael", "lastName": "Jones"},
  "01234567890123456789012345678901")

Output

"eyJoZWFkZXIiOiAidmFsdWUiLCJhbGciOiAiSFMyNTYiLCJ0eXAiOiAiSldUIn0.eyJmaXJzdE5hbWUiOiAiTWljaGFlbCIsImxhc3ROYW1lIjogIkpvbmVzIn0.wAoUwkmKhZy6Op119t0N5MwQX-03fJZClzfA5lFwEhg"

JWT(payload: Object, signingKey: String): String

Generate JWT with a payload, automatically generated header, and key signed with HMAC-SHA256.

Introduced in DataWeave version 2.6.0.

Parameters

Name Type Description

Name	Type	Description
`payload`	`Object`	JWT payload.
`signingKey`	`String`	Signing key.

payload

Object

JWT payload.

signingKey

String

Signing key.

Example

This example signs a payload with the default HS256 algorithm.

Source

%dw 2.0
import * from dw::util::jwt::HMAC
output application/json
---
JWT({"firstName": "Michael", "lastName": "Jones"},
  "01234567890123456789012345678901")

Output

"eyJhbGciOiAiSFMyNTYiLCJ0eXAiOiAiSldUIn0.eyJmaXJzdE5hbWUiOiAiTWljaGFlbCIsImxhc3ROYW1lIjogIkpvbmVzIn0.JaEz34HXuF4fWg5jM2U9JRnX4vu5twoeDRRg9_anWMc"