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OAuth 2.0 SDK with OpenID Connection extensions for developing client and server applications.

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/*
 * oauth2-oidc-sdk
 *
 * Copyright 2012-2016, Connect2id Ltd and contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the
 * License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */

package com.nimbusds.openid.connect.sdk.claims;


import net.jcip.annotations.Immutable;

import com.nimbusds.jose.JWSAlgorithm;

import com.nimbusds.oauth2.sdk.AuthorizationCode;
import com.nimbusds.oauth2.sdk.ResponseType;


/**
 * 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 { /** * Checks if an authorisation code hash claim must be included in ID * tokens for the specified response type. * * @param responseType The he OpenID Connect response type. Must not be * {@code null}. * * @return {@code true} if the code hash is required, else * {@code false}. */ public static boolean isRequiredInIDTokenClaims(final ResponseType responseType) { // Only required in hybrid flow for 'code id_token' and 'code id_token token' // Disregard authz / token endpoint! return new ResponseType("code", "id_token").equals(responseType) || new ResponseType("code", "id_token", "token").equals(responseType); } /** * 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()); } }




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