com.nimbusds.openid.connect.sdk.claims.CodeHash Maven / Gradle / Ivy
package com.nimbusds.openid.connect.sdk.claims;
import net.jcip.annotations.Immutable;
import com.nimbusds.jose.JWSAlgorithm;
import com.nimbusds.oauth2.sdk.AuthorizationCode;
/**
* Authorisation code hash ({@code c_hash}).
*
* Related specifications:
*
*
* - OpenID Connect Core 1.0, section 3.3.2.11.
*
*/
@Immutable
public final class CodeHash extends HashClaim {
/**
* Creates a new authorisation code hash with the specified value.
*
* @param value The authorisation code hash value. Must not be
* {@code null}.
*/
public CodeHash(final String value) {
super(value);
}
/**
* Computes the hash for the specified authorisation code and reference
* JSON Web Signature (JWS) algorithm.
*
* @param code The authorisation code. Must not be {@code null}.
* @param alg The reference JWS algorithm. Must not be {@code null}.
*
* @return The authorisation code hash, or {@code null} if the JWS
* algorithm is not supported.
*/
public static CodeHash compute(final AuthorizationCode code, final JWSAlgorithm alg) {
String value = computeValue(code, alg);
if (value == null)
return null;
return new CodeHash(value);
}
@Override
public boolean equals(final Object object) {
return object instanceof CodeHash &&
this.toString().equals(object.toString());
}
}