com.tvd12.ezymq.mosquitto.endpoint.EzyMqttClientFactoryBuilder Maven / Gradle / Ivy

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package com.tvd12.ezymq.mosquitto.endpoint;

import com.tvd12.ezyfox.builder.EzyBuilder;
import com.tvd12.ezymq.mosquitto.codec.EzyMsgPackMqttMqMessageCodec;
import com.tvd12.ezymq.mosquitto.codec.EzyMqttMqMessageCodec;
import com.tvd12.ezymq.mosquitto.setting.EzyMosquittoSettings;

import java.util.Properties;

public class EzyMqttClientFactoryBuilder
        implements EzyBuilder {

    protected String serverUri = "tcp://127.0.0.1:1883";
    protected String clientIdPrefix = "ezymq-mosquitto-";
    protected String username;
    protected String password;
    protected int maxConnectionAttempts;
    protected int connectionAttemptSleepTime = 3000;
    protected EzyMqttMqMessageCodec mqttMqMessageCodec;

    public EzyMqttClientFactoryBuilder serverUri(String serverUri) {
        this.serverUri = serverUri;
        return this;
    }

    public EzyMqttClientFactoryBuilder clientIdPrefix(String clientIdPrefix) {
        this.clientIdPrefix = clientIdPrefix;
        return this;
    }

    public EzyMqttClientFactoryBuilder username(String username) {
        this.username = username;
        return this;
    }

    public EzyMqttClientFactoryBuilder password(String password) {
        this.password = password;
        return this;
    }

    public EzyMqttClientFactoryBuilder maxConnectionAttempts(
        int maxConnectionAttempts
    ) {
        this.maxConnectionAttempts = maxConnectionAttempts;
        return this;
    }

    public EzyMqttClientFactoryBuilder connectionAttemptSleepTime(
        int connectionAttemptSleepTime
    ) {
        this.connectionAttemptSleepTime = connectionAttemptSleepTime;
        return this;
    }

    public EzyMqttClientFactoryBuilder mqttMqMessageCodec(
        EzyMqttMqMessageCodec mqttMqMessageCodec
    ) {
        this.mqttMqMessageCodec = mqttMqMessageCodec;
        return this;
    }

    public EzyMqttClientFactoryBuilder properties(Properties properties) {
        this.maxConnectionAttempts = Integer.parseInt(
            properties
                .getOrDefault(EzyMosquittoSettings.KEY_MAX_CONNECTION_ATTEMPTS, maxConnectionAttempts)
                .toString()
        );
        this.serverUri = properties.getProperty(EzyMosquittoSettings.KEY_SERVER_URI, serverUri);
        this.clientIdPrefix = properties.getProperty(EzyMosquittoSettings.KEY_CLIENT_PREFIX, clientIdPrefix);
        this.username = properties.getProperty(EzyMosquittoSettings.KEY_USERNAME, username);
        this.password = properties.getProperty(EzyMosquittoSettings.KEY_PASSWORD, password);
        return this;
    }

    @Override
    public EzyMqttClientFactory build() {
        if (mqttMqMessageCodec == null) {
            mqttMqMessageCodec = new EzyMsgPackMqttMqMessageCodec();
        }
        return new EzyMqttClientFactory(
            serverUri,
            clientIdPrefix,
            username,
            password,
            maxConnectionAttempts,
            connectionAttemptSleepTime,
            mqttMqMessageCodec
        );
    }
}