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Apache Jena Fuseki server Kafka connector

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.kafka.clients.admin;

import org.apache.kafka.common.annotation.InterfaceStability;

import java.util.Objects;

/**
 * Options for {@link Admin#listTopics()}.
 *
 * The API of this class is evolving, see {@link Admin} for details.
 */
@InterfaceStability.Evolving
public class ListTopicsOptions extends AbstractOptions {

    private boolean listInternal = false;

    /**
     * Set the timeout in milliseconds for this operation or {@code null} if the default api timeout for the
     * AdminClient should be used.
     *
     */
    // This method is retained to keep binary compatibility with 0.11
    public ListTopicsOptions timeoutMs(Integer timeoutMs) {
        this.timeoutMs = timeoutMs;
        return this;
    }

    /**
     * Set whether we should list internal topics.
     *
     * @param listInternal  Whether we should list internal topics.  null means to use
     *                      the default.
     * @return              This ListTopicsOptions object.
     */
    public ListTopicsOptions listInternal(boolean listInternal) {
        this.listInternal = listInternal;
        return this;
    }

    /**
     * Return true if we should list internal topics.
     */
    public boolean shouldListInternal() {
        return listInternal;
    }

    @Override
    public String toString() {
        return "ListTopicsOptions(" +
            "listInternal=" + listInternal +
            ')';
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        ListTopicsOptions that = (ListTopicsOptions) o;
        return listInternal == that.listInternal;
    }

    @Override
    public int hashCode() {
        return Objects.hash(listInternal);
    }
}