com.zaradai.gluon.kafka.KafkaConsumerConfig Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of gluon-core Show documentation
Gluon - Core micro services implementation.
The newest version!
/**
 * Copyright 2017 Zaradai
 * 
 * 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.zaradai.gluon.kafka;

import org.apache.kafka.clients.CommonClientConfigs;
import org.apache.kafka.clients.consumer.ConsumerConfig;

import java.util.Properties;
import java.util.UUID;

public class KafkaConsumerConfig {
    static final String DEFAULT_KEY_DESERIALIZER = org.apache.kafka.common.serialization.StringDeserializer.class.getName();
    static final String DEFAULT_VALUE_DESERIALIZER = org.apache.kafka.common.serialization.ByteArrayDeserializer.class.getName();
    static final boolean DEFAULT_ENABLE_AUTO_COMMIT = true;
    static final int DEFAULT_AUTO_COMMIT_TIMEOUT = 1000;
    static final int DEFAULT_SESSION_TIMEOUT = 30000;
    static final long DEFAULT_POLL_PERIOD = 100;
    static final int DEFAULT_MAX_MESSAGE_SIZE = 1024 * 1024;
    static final int DEFAULT_REQUEST_TIMEOUT = 120 * 1000;

    private String servers;
    private String keyDeserializer;
    private String valueDeserializer;
    private String groupId;
    private boolean enableAutoCommit;
    private int autoCommitTimeout;
    private int sessionTimeout;
    private long pollPeriod;
    private int maxMessageSize;
    private int requestTimeout;

    public KafkaConsumerConfig() {
        this(KafkaConfig.DEFAULT_SERVERS);
    }

    public KafkaConsumerConfig(String servers) {
        setServers(servers).setKeyDeserializer(DEFAULT_KEY_DESERIALIZER).setValueDeserializer(DEFAULT_VALUE_DESERIALIZER).setGroupId(UUID.randomUUID().toString())
                .setAutoCommitTimeout(DEFAULT_AUTO_COMMIT_TIMEOUT).setEnableAutoCommit(DEFAULT_ENABLE_AUTO_COMMIT).setSessionTimeout(DEFAULT_SESSION_TIMEOUT)
                .setPollPeriod(DEFAULT_POLL_PERIOD).setMaxMessageSize(DEFAULT_MAX_MESSAGE_SIZE).setRequestTimeout(DEFAULT_REQUEST_TIMEOUT);
    }

    public String getServers() {
        return servers;
    }

    public KafkaConsumerConfig setServers(String servers) {
        this.servers = servers;
        return this;
    }

    public String getKeyDeserializer() {
        return keyDeserializer;
    }

    public KafkaConsumerConfig setKeyDeserializer(String keyDeserializer) {
        this.keyDeserializer = keyDeserializer;
        return this;
    }

    public String getValueDeserializer() {
        return valueDeserializer;
    }

    public KafkaConsumerConfig setValueDeserializer(String valueDeserializer) {
        this.valueDeserializer = valueDeserializer;
        return this;
    }

    public String getGroupId() {
        return groupId;
    }

    public KafkaConsumerConfig setGroupId(String groupId) {
        this.groupId = groupId;
        return this;
    }

    public boolean isEnableAutoCommit() {
        return enableAutoCommit;
    }

    public KafkaConsumerConfig setEnableAutoCommit(boolean enableAutoCommit) {
        this.enableAutoCommit = enableAutoCommit;
        return this;
    }

    public int getAutoCommitTimeout() {
        return autoCommitTimeout;
    }

    public KafkaConsumerConfig setAutoCommitTimeout(int autoCommitTimeout) {
        this.autoCommitTimeout = autoCommitTimeout;
        return this;
    }

    public int getSessionTimeout() {
        return sessionTimeout;
    }

    public KafkaConsumerConfig setSessionTimeout(int sessionTimeout) {
        this.sessionTimeout = sessionTimeout;
        return this;
    }

    public long getPollPeriod() {
        return pollPeriod;
    }

    public KafkaConsumerConfig setPollPeriod(long pollPeriod) {
        this.pollPeriod = pollPeriod;
        return this;
    }

    public int getMaxMessageSize() {
        return maxMessageSize;
    }

    public KafkaConsumerConfig setMaxMessageSize(int maxMessageSize) {
        this.maxMessageSize = maxMessageSize;
        return this;
    }

    public int getRequestTimeout() {
        return requestTimeout;
    }

    public KafkaConsumerConfig setRequestTimeout(int requestTimeout) {
        this.requestTimeout = requestTimeout;
        return this;
    }

    public Properties getProperties() {
        Properties properties = new Properties();

        properties.put(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG, getServers());
        properties.put(ConsumerConfig.GROUP_ID_CONFIG, getGroupId());
        properties.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, getKeyDeserializer());
        properties.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, getValueDeserializer());
        properties.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, isEnableAutoCommit());
        properties.put(ConsumerConfig.AUTO_COMMIT_INTERVAL_MS_CONFIG, getAutoCommitTimeout());
        properties.put(ConsumerConfig.SESSION_TIMEOUT_MS_CONFIG, getSessionTimeout());
        properties.put(ConsumerConfig.MAX_PARTITION_FETCH_BYTES_CONFIG, getMaxMessageSize());
        properties.put(ConsumerConfig.REQUEST_TIMEOUT_MS_CONFIG, getRequestTimeout());

        return properties;
    }
}