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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.id;


import java.io.IOException;
import java.net.URI;
import java.util.List;
import java.util.Set;

import com.nimbusds.jose.util.Resource;
import com.nimbusds.jose.util.ResourceRetriever;
import com.nimbusds.oauth2.sdk.GeneralException;
import com.nimbusds.oauth2.sdk.util.JSONArrayUtils;


/**
 * Sector identifier URI validator.
 *
 * 

Related specifications: * *

    *
  • OpenID Connect Core 1.0, section 8.1. *
  • OpenID Connect Dynamic Client Registration 1.0, section 5. *
*/ public class SectorIDURIValidator { /** * The URL resource retriever. */ private final ResourceRetriever resourceRetriever; /** * Creates a new sector identifier URI validator. * * @param resourceRetriever The URL resource retriever to use. Must not * be {@code null}. */ public SectorIDURIValidator(final ResourceRetriever resourceRetriever) { if (resourceRetriever == null) { throw new IllegalArgumentException("The resource retriever must not be null"); } this.resourceRetriever = resourceRetriever; } /** * Returns the URL resource retriever. * * @return The resource retriever. */ public ResourceRetriever getResourceRetriever() { return resourceRetriever; } /** * Validates the specified sector identifier URI by ensuring it lists * all specified redirection URIs. * * * @param sectorURI The sector identifier URI. Must not be * {@code null}. * @param redirectURIs The redirection URIs of the client. Must not be * {@code null}. * * @throws GeneralException If validation failed. */ public void validate(final URI sectorURI, final Set redirectURIs) throws GeneralException { Resource resource; try { resource = resourceRetriever.retrieveResource(sectorURI.toURL()); } catch (IOException e) { throw new GeneralException("Couldn't retrieve the sector ID JSON document: " + e.getMessage(), e); } if (resource.getContentType() == null) { throw new GeneralException("Couldn't validate sector ID URI: Missing Content-Type"); } if (! resource.getContentType().toLowerCase().startsWith("application/json")) { throw new GeneralException("Couldn't validate sector ID URI: Content-Type must be application/json, found " + resource.getContentType()); } List uriList = JSONArrayUtils.toURIList(JSONArrayUtils.parse(resource.getContent())); for (URI uri: redirectURIs) { if (! uriList.contains(uri)) { throw new GeneralException("Sector ID URI validation failed: Redirect URI " + uri + " is missing from published JSON array at sector ID URI " + sectorURI); } } } }




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