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;
022
023import net.jcip.annotations.ThreadSafe;
024
025import net.minidev.json.JSONObject;
026
027import com.nimbusds.jose.JOSEObject;
028import com.nimbusds.jose.Payload;
029import com.nimbusds.jose.PlainHeader;
030import com.nimbusds.jose.PlainObject;
031import com.nimbusds.jose.util.Base64URL;
032
033
034/**
035 * Unsecured (plain) JSON Web Token (JWT).
036 *
037 * @author Vladimir Dzhuvinov
038 * @version 2015-08-19
039 */
040@ThreadSafe
041public class PlainJWT extends PlainObject implements JWT {
042
043
044        private static final long serialVersionUID = 1L;
045
046
047        /**
048         * Creates a new unsecured (plain) JSON Web Token (JWT) with a default
049         * {@link com.nimbusds.jose.PlainHeader} and the specified claims 
050         * set.
051         *
052         * @param claimsSet The JWT claims set. Must not be {@code null}.
053         */
054        public PlainJWT(final JWTClaimsSet claimsSet) {
055
056                super(new Payload(claimsSet.toJSONObject()));
057        }
058
059
060        /**
061         * Creates a new unsecured (plain) JSON Web Token (JWT) with the
062         * specified header and claims set.
063         *
064         * @param header    The unsecured header. Must not be {@code null}.
065         * @param claimsSet The JWT claims set. Must not be {@code null}.
066         */
067        public PlainJWT(final PlainHeader header, final JWTClaimsSet claimsSet) {
068
069                super(header, new Payload(claimsSet.toJSONObject()));
070        }
071
072
073        /**
074         * Creates a new unsecured (plain) JSON Web Token (JWT) with the
075         * specified Base64URL-encoded parts.
076         *
077         * @param firstPart  The first part, corresponding to the unsecured
078         *                   header. Must not be {@code null}.
079         * @param secondPart The second part, corresponding to the claims set 
080         *                   (payload). Must not be {@code null}.
081         *
082         * @throws ParseException If parsing of the serialised parts failed.
083         */
084        public PlainJWT(final Base64URL firstPart, final Base64URL secondPart)
085                throws ParseException {
086
087                super(firstPart, secondPart);
088        }
089
090
091        @Override
092        public JWTClaimsSet getJWTClaimsSet()
093                throws ParseException {
094
095                JSONObject json = getPayload().toJSONObject();
096
097                if (json == null) {
098                        
099                        throw new ParseException("Payload of unsecured JOSE object is not a valid JSON object", 0);
100                }
101
102                return JWTClaimsSet.parse(json);
103        }
104
105
106        /**
107         * Parses an unsecured (plain) JSON Web Token (JWT) from the specified
108         * string in compact format.
109         *
110         * @param s The string to parse. Must not be {@code null}.
111         *
112         * @return The unsecured JWT.
113         *
114         * @throws ParseException If the string couldn't be parsed to a valid 
115         *                        unsecured JWT.
116         */
117        public static PlainJWT parse(final String s)
118                throws ParseException {
119
120                Base64URL[] parts = JOSEObject.split(s);
121
122                if (! parts[2].toString().isEmpty()) {
123
124                        throw new ParseException("Unexpected third Base64URL part in the unsecured JWT object", 0);
125                }
126
127                return new PlainJWT(parts[0], parts[1]);
128        }
129}