OAuth2AccessTokenImpl.java

/*******************************************************************************
 * Copyright 2017 The MIT Internet Trust Consortium
 *
 * Portions copyright 2011-2013 The MITRE Corporation
 *
 * 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 org.mitre.oauth2.introspectingfilter;

import java.util.Date;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;

import org.springframework.security.oauth2.common.OAuth2AccessToken;
import org.springframework.security.oauth2.common.OAuth2RefreshToken;

import com.google.common.base.Splitter;
import com.google.common.collect.Sets;
import com.google.gson.JsonObject;


public class OAuth2AccessTokenImpl implements OAuth2AccessToken {

    private JsonObject introspectionResponse;
    private String tokenString;
    private Set<String> scopes = new HashSet<>();
    private Date expireDate;


    public OAuth2AccessTokenImpl(JsonObject introspectionResponse, String tokenString) {
        this.setIntrospectionResponse(introspectionResponse);
        this.tokenString = tokenString;
        if (introspectionResponse.get("scope") != null) {
            scopes = Sets.newHashSet(Splitter.on(" ").split(introspectionResponse.get("scope").getAsString()));
        }

        if (introspectionResponse.get("exp") != null) {
            expireDate = new Date(introspectionResponse.get("exp").getAsLong() * 1000L);
        }
    }


    @Override
    public Map<String, Object> getAdditionalInformation() {
        return null;
    }

    @Override
    public Set<String> getScope() {
        return scopes;
    }

    @Override
    public OAuth2RefreshToken getRefreshToken() {
        return null;
    }

    @Override
    public String getTokenType() {
        return BEARER_TYPE;
    }

    @Override
    public boolean isExpired() {
        if (expireDate != null && expireDate.before(new Date())) {
            return true;
        }
        return false;
    }

    @Override
    public Date getExpiration() {
        return expireDate;
    }

    @Override
    public int getExpiresIn() {
        if (expireDate != null) {
            return (int)TimeUnit.MILLISECONDS.toSeconds(expireDate.getTime() - (new Date()).getTime());
        }
        return 0;
    }

    @Override
    public String getValue() {
        return tokenString;
    }


    /**
     * @return the token
     */
    public JsonObject getIntrospectionResponse() {
        return introspectionResponse;
    }


    /**
     * @param token the token to set
     */
    public void setIntrospectionResponse(JsonObject token) {
        this.introspectionResponse = token;
    }

}