/
DefaultMongoDbConfig.java
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/
DefaultMongoDbConfig.java
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/*
* Copyright (c) 2019 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.services.utils.persistence.mongo.config;
import java.time.Duration;
import java.util.Objects;
import javax.annotation.concurrent.Immutable;
import org.eclipse.ditto.services.utils.config.ConfigWithFallback;
import com.typesafe.config.Config;
/**
* This class is the default implementation of {@link MongoDbConfig}.
* <p>
* Java serialization is supported for {@code DefaultMongoDbConfig}.
* </p>
*/
@Immutable
public final class DefaultMongoDbConfig implements MongoDbConfig {
/**
* The supposed path of the MongoDB config within the service Config object.
*/
static final String CONFIG_PATH = "mongodb";
private final Duration maxQueryTime;
private final String mongoDbUri;
private final DefaultOptionsConfig optionsConfig;
private final DefaultConnectionPoolConfig connectionPoolConfig;
private final DefaultCircuitBreakerConfig circuitBreakerConfig;
private final DefaultMonitoringConfig monitoringConfig;
private DefaultMongoDbConfig(final ConfigWithFallback config, final String theMongoDbUri) {
maxQueryTime = config.getDuration(MongoDbConfigValue.MAX_QUERY_TIME.getConfigPath());
mongoDbUri = theMongoDbUri;
optionsConfig = DefaultOptionsConfig.of(config);
connectionPoolConfig = DefaultConnectionPoolConfig.of(config);
circuitBreakerConfig = DefaultCircuitBreakerConfig.of(config);
monitoringConfig = DefaultMonitoringConfig.of(config);
}
/**
* Returns an instance of {@code MongoConfig} which tries to obtain its properties from the given Config.
*
* @param config the Config which contains nested MongoDB settings at path {@value #CONFIG_PATH}.
* @return the instance.
* @throws org.eclipse.ditto.services.utils.config.DittoConfigError if {@code config} is invalid.
*/
public static DefaultMongoDbConfig of(final Config config) {
final ConfigWithFallback configWithFallback = appendFallbackValues(config);
return new DefaultMongoDbConfig(configWithFallback, determineMongoDbUri(configWithFallback));
}
private static ConfigWithFallback appendFallbackValues(final Config config) {
return ConfigWithFallback.newInstance(config, CONFIG_PATH, MongoDbConfigValue.values());
}
private static String determineMongoDbUri(final Config mongoDbConfig) {
final MongoDbUriSupplier mongoDbUriSupplier = MongoDbUriSupplier.of(mongoDbConfig);
return mongoDbUriSupplier.get();
}
@Override
public Duration getMaxQueryTime() {
return maxQueryTime;
}
@Override
public String getMongoDbUri() {
return mongoDbUri;
}
@Override
public OptionsConfig getOptionsConfig() {
return optionsConfig;
}
@Override
public ConnectionPoolConfig getConnectionPoolConfig() {
return connectionPoolConfig;
}
@Override
public CircuitBreakerConfig getCircuitBreakerConfig() {
return circuitBreakerConfig;
}
@Override
public MonitoringConfig getMonitoringConfig() {
return monitoringConfig;
}
@Override
public boolean equals(final Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
final DefaultMongoDbConfig that = (DefaultMongoDbConfig) o;
return Objects.equals(maxQueryTime, that.maxQueryTime) &&
Objects.equals(mongoDbUri, that.mongoDbUri) &&
Objects.equals(optionsConfig, that.optionsConfig) &&
Objects.equals(connectionPoolConfig, that.connectionPoolConfig) &&
Objects.equals(circuitBreakerConfig, that.circuitBreakerConfig) &&
Objects.equals(monitoringConfig, that.monitoringConfig);
}
@Override
public int hashCode() {
return Objects.hash(maxQueryTime, mongoDbUri, optionsConfig, connectionPoolConfig, circuitBreakerConfig,
monitoringConfig);
}
@Override
public String toString() {
return getClass().getSimpleName() + " [" +
"maxQueryTime=" + maxQueryTime +
", mongoDbUri=" + mongoDbUri +
", optionsConfig=" + optionsConfig +
", connectionPoolConfig=" + connectionPoolConfig +
", circuitBreakerConfig=" + circuitBreakerConfig +
", monitoringConfig=" + monitoringConfig +
"]";
}
}