com.forgerock.wisdom.oauth2.info.internal.OpenAmIntrospectionService.java Source code

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Here is the source code for com.forgerock.wisdom.oauth2.info.internal.OpenAmIntrospectionService.java

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/*
 * Copyright 2015 ForgeRock AS.
 *
 * 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.forgerock.wisdom.oauth2.info.internal;

import static java.lang.String.format;

import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import org.apache.felix.ipojo.annotations.Component;
import org.apache.felix.ipojo.annotations.Property;
import org.apache.felix.ipojo.annotations.Provides;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.forgerock.wisdom.oauth2.info.TokenInfo;
import com.forgerock.wisdom.oauth2.info.TokenIntrospectionService;

/**
 * Created by guillaume on 03/06/15.
 */
@Component(name = "openam")
@Provides
public class OpenAmIntrospectionService implements TokenIntrospectionService {

    private ObjectMapper mapper = new ObjectMapper();

    private final String baseUrl;
    private final String realm;

    public OpenAmIntrospectionService(@Property(name = "baseUrl") final String baseUrl,
            @Property(name = "realm", value = "/") final String realm) {
        this.baseUrl = baseUrl;
        this.realm = realm;
    }

    @Override
    public TokenInfo introspect(final String token) {
        String tokenInfoRequest = format("%s/oauth2/tokeninfo?access_token=%s&realm=%s", baseUrl, token, realm);

        try {
            HttpURLConnection connection = (HttpURLConnection) new URL(tokenInfoRequest).openConnection();
            int code = connection.getResponseCode();
            if (code != 200) {
                return TokenInfo.INVALID;
            }

            try (InputStream stream = connection.getInputStream()) {
                JsonNode node = mapper.readTree(stream);
                List<String> scopes = new ArrayList<>();
                for (JsonNode scope : node.get("scope")) {
                    scopes.add(scope.asText());
                }
                long expiresIn = node.get("expires_in").asLong();
                return new TokenInfo(true, expiresIn, scopes);
            }

        } catch (IOException e) {
            return TokenInfo.INVALID;
        }
    }
}