001/*
002 * nimbus-jose-jwt
003 *
004 * Copyright 2012-2016, Connect2id Ltd.
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use
007 * this file except in compliance with the License. You may obtain a copy of the
008 * License at
009 *
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software distributed
013 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
014 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
015 * specific language governing permissions and limitations under the License.
016 */
017
018package com.nimbusds.jwt;
019
020
021import java.text.ParseException;
022import java.util.Map;
023
024import net.jcip.annotations.ThreadSafe;
025
026import com.nimbusds.jose.JOSEObject;
027import com.nimbusds.jose.Payload;
028import com.nimbusds.jose.PlainHeader;
029import com.nimbusds.jose.PlainObject;
030import com.nimbusds.jose.util.Base64URL;
031
032
033/**
034 * Unsecured (plain) JSON Web Token (JWT).
035 *
036 * @author Vladimir Dzhuvinov
037 * @version 2015-08-19
038 */
039@ThreadSafe
040public class PlainJWT extends PlainObject implements JWT {
041
042
043        private static final long serialVersionUID = 1L;
044
045
046        /**
047         * Creates a new unsecured (plain) JSON Web Token (JWT) with a default
048         * {@link com.nimbusds.jose.PlainHeader} and the specified claims 
049         * set.
050         *
051         * @param claimsSet The JWT claims set. Must not be {@code null}.
052         */
053        public PlainJWT(final JWTClaimsSet claimsSet) {
054
055                super(new Payload(claimsSet.toJSONObject()));
056        }
057
058
059        /**
060         * Creates a new unsecured (plain) JSON Web Token (JWT) with the
061         * specified header and claims set.
062         *
063         * @param header    The unsecured header. Must not be {@code null}.
064         * @param claimsSet The JWT claims set. Must not be {@code null}.
065         */
066        public PlainJWT(final PlainHeader header, final JWTClaimsSet claimsSet) {
067
068                super(header, new Payload(claimsSet.toJSONObject()));
069        }
070
071
072        /**
073         * Creates a new unsecured (plain) JSON Web Token (JWT) with the
074         * specified Base64URL-encoded parts.
075         *
076         * @param firstPart  The first part, corresponding to the unsecured
077         *                   header. Must not be {@code null}.
078         * @param secondPart The second part, corresponding to the claims set 
079         *                   (payload). Must not be {@code null}.
080         *
081         * @throws ParseException If parsing of the serialised parts failed.
082         */
083        public PlainJWT(final Base64URL firstPart, final Base64URL secondPart)
084                throws ParseException {
085
086                super(firstPart, secondPart);
087        }
088
089
090        @Override
091        public JWTClaimsSet getJWTClaimsSet()
092                throws ParseException {
093
094                Map<String, Object> json = getPayload().toJSONObject();
095
096                if (json == null) {
097                        
098                        throw new ParseException("Payload of unsecured JOSE object is not a valid JSON object", 0);
099                }
100
101                return JWTClaimsSet.parse(json);
102        }
103
104
105        /**
106         * Parses an unsecured (plain) JSON Web Token (JWT) from the specified
107         * string in compact format.
108         *
109         * @param s The string to parse. Must not be {@code null}.
110         *
111         * @return The unsecured JWT.
112         *
113         * @throws ParseException If the string couldn't be parsed to a valid 
114         *                        unsecured JWT.
115         */
116        public static PlainJWT parse(final String s)
117                throws ParseException {
118
119                Base64URL[] parts = JOSEObject.split(s);
120
121                if (! parts[2].toString().isEmpty()) {
122
123                        throw new ParseException("Unexpected third Base64URL part in the unsecured JWT object", 0);
124                }
125
126                return new PlainJWT(parts[0], parts[1]);
127        }
128}