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SDK for the development of HiveMQ extensions

There is a newer version: 4.35.0

/*
 * Copyright 2018-present HiveMQ GmbH
 *
 * 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.hivemq.extension.sdk.api.services.admin;

import com.hivemq.extension.sdk.api.annotations.NotNull;
import com.hivemq.extension.sdk.api.client.parameter.ServerInformation;

/**
 * This service provides general information about the state of this HiveMQ instance.
 *
 * @author Lukas Brandl
 * @since 4.2.0, CE 2020.1
 */
public interface AdminService {

    /**
     * @return Information about the HiveMQ instance the extension is running in.
     * @since 4.2.0, CE 2020.1
     */
    @NotNull ServerInformation getServerInformation();

    /**
     * @return Information about the current stage of this HiveMQ instance.
     * @since 4.2.0, CE 2020.1
     */
    @NotNull LifecycleStage getCurrentStage();

    /**
     * @return Information about the license that is used by HiveMQ.
     * @since 4.2.0, CE 2020.1
     */
    @NotNull LicenseInformation getLicenseInformation();
}