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OAuth 2.0 SDK with OpenID Connection extensions for developing client and server applications.
There is a newer version: 11.19.1
/*
 * 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.oauth2.sdk.client;


import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;

import net.jcip.annotations.Immutable;

import com.nimbusds.oauth2.sdk.ParseException;
import com.nimbusds.oauth2.sdk.ProtectedResourceRequest;
import com.nimbusds.oauth2.sdk.SerializeException;
import com.nimbusds.oauth2.sdk.http.HTTPRequest;
import com.nimbusds.oauth2.sdk.token.BearerAccessToken;


/**
 * Client read request.
 *
 * Example HTTP request:
 *
 * 
 * GET /register/s6BhdRkqt3 HTTP/1.1
 * Accept: application/json
 * Host: server.example.com
 * Authorization: Bearer reg-23410913-abewfq.123483
 * 
 *
 * Related specifications:
 *
 * 

 *     OAuth 2.0 Dynamic Client Registration Management Protocol (RFC
 *         7592), section 2.1.
 *     
OAuth 2.0 Dynamic Client Registration Protocol (RFC 7591), section
 *         2.
 * 
 */
@Immutable
public class ClientReadRequest extends ProtectedResourceRequest {


	/**
	 * Creates a new client read request.
	 *
	 * @param uri         The URI of the client configuration endpoint. May 
	 *                    be {@code null} if the {@link #toHTTPRequest()}
	 *                    method will not be used.
	 * @param accessToken An OAuth 2.0 Bearer access token for the request. 
	 *                    Must not be {@code null}.
	 */
	public ClientReadRequest(final URI uri, final BearerAccessToken accessToken) {

		super(uri, accessToken);

		if (accessToken == null)
			throw new IllegalArgumentException("The access token must not be null");
	}


	@Override
	public HTTPRequest toHTTPRequest() {
		
		if (getEndpointURI() == null)
			throw new SerializeException("The endpoint URI is not specified");

		URL endpointURL;

		try {
			endpointURL = getEndpointURI().toURL();

		} catch (MalformedURLException e) {

			throw new SerializeException(e.getMessage(), e);
		}
	
		HTTPRequest httpRequest = new HTTPRequest(HTTPRequest.Method.GET, endpointURL);
		httpRequest.setAuthorization(getAccessToken().toAuthorizationHeader());
		return httpRequest;
	}


	/**
	 * Parses a client read request from the specified HTTP GET request.
	 *
	 * @param httpRequest The HTTP request. Must not be {@code null}.
	 *
	 * @return The client read request.
	 *
	 * @throws ParseException If the HTTP request couldn't be parsed to a 
	 *                        client read request.
	 */
	public static ClientReadRequest parse(final HTTPRequest httpRequest)
		throws ParseException {

		httpRequest.ensureMethod(HTTPRequest.Method.GET);

		BearerAccessToken accessToken = BearerAccessToken.parse(httpRequest.getAuthorization());

		URI endpointURI;

		try {
			endpointURI = httpRequest.getURL().toURI();

		} catch (URISyntaxException e) {

			throw new ParseException(e.getMessage(), e);
		}
		
		return new ClientReadRequest(endpointURI, accessToken);
	}
}