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Useful code for Accounts in general.

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/*
 * Copyright 2015-2016 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * 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.hawkular.accounts.common;

import java.net.URLEncoder;

import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;

/**
 * @author Juraci Paixão Kröhling
 */
@ApplicationScoped
public class TokenVerifier {
    @Inject @AuthServerUrl
    private String baseUrl;

    @Inject @RealmName
    private String realm;

    @Inject
    AuthServerRequestExecutor executor;

    public String verify(String token) throws Exception {
        String tokenUrl = baseUrl
                + "/realms/"
                + URLEncoder.encode(realm, "UTF-8")
                + "/protocol/openid-connect/token/introspect";
        String urlParameters = "token=" + URLEncoder.encode(token, "UTF-8");
        return executor.execute(tokenUrl, urlParameters, "POST");
    }
}