org.zalando.emsig

Class Emsig

java.lang.Object

org.zalando.emsig.Emsig

All Implemented Interfaces:

SignatureValidator, Signer

public final class Emsig
extends Object
implements Signer, SignatureValidator

Constructor Summary

Constructors

Constructor and Description
Emsig(com.fasterxml.jackson.databind.ObjectMapper objectMapper, SignatureConfiguration configuration)
Emsig(com.fasterxml.jackson.databind.ObjectMapper objectMapper, SignatureConfiguration signingConfiguration, List<SignatureConfiguration> validationConfigurations)
Emsig(com.fasterxml.jackson.databind.ObjectMapper objectMapper, String passphrase)

Method Summary

Modifier and Type	Method and Description
Signature	sign(Signable signable) - empty arrays are signed - property order alphabetic - 2 fraction digits - no pretty printing - signature lower case hex string
void	validate(Signable signable) Validates the signature of an object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Emsig

public Emsig(com.fasterxml.jackson.databind.ObjectMapper objectMapper,
             String passphrase)

Emsig

public Emsig(com.fasterxml.jackson.databind.ObjectMapper objectMapper,
             SignatureConfiguration configuration)

Emsig

public Emsig(com.fasterxml.jackson.databind.ObjectMapper objectMapper,
             SignatureConfiguration signingConfiguration,
             List<SignatureConfiguration> validationConfigurations)

Method Detail

sign

public Signature sign(Signable signable)

Description copied from interface: Signer

- empty arrays are signed - property order alphabetic - 2 fraction digits - no pretty printing - signature lower case hex string

Specified by:

sign in interface Signer

Parameters:

signable - the object to be signed

Returns:

a signature

See Also:

JSON Canonical Form

validate

public void validate(Signable signable)
              throws SignatureException

Description copied from interface: SignatureValidator

Validates the signature of an object. Throws exceptions if the signature is invalid or missing and returns normally if the signature is valid.

Specified by:

validate in interface SignatureValidator

Parameters:

signable - the object to be signed

Throws:

InvalidSignatureException

MissingSignatureException

SignatureException