org.apache.pulsar.common.intercept.AppendBrokerTimestampMetadataInterceptor Maven / Gradle / Ivy

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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.pulsar.common.intercept;

import org.apache.pulsar.common.api.proto.BrokerEntryMetadata;

/**
 * A plugin interface that allows you to intercept the client requests to
 *  the Pulsar brokers and add timestamp from broker side metadata for each entry.
 */
public class AppendBrokerTimestampMetadataInterceptor implements BrokerEntryMetadataInterceptor {

    @Override
    public BrokerEntryMetadata intercept(BrokerEntryMetadata brokerMetadata) {
        return brokerMetadata.setBrokerTimestamp(System.currentTimeMillis());
    }

    @Override
    public BrokerEntryMetadata interceptWithNumberOfMessages(
            BrokerEntryMetadata brokerMetadata,
            int numberOfMessages) {
        // do nothing, just return brokerMetadata
        return brokerMetadata;
    }
}