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HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support
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/*
* Copyright 2018-present HiveMQ and the HiveMQ Community
*
* 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.hivemq.client.internal.mqtt.advanced;
import com.hivemq.client.internal.mqtt.advanced.interceptor.MqttClientInterceptors;
import com.hivemq.client.internal.mqtt.advanced.interceptor.MqttClientInterceptorsBuilder;
import com.hivemq.client.internal.util.Checks;
import com.hivemq.client.mqtt.mqtt5.advanced.Mqtt5ClientAdvancedConfigBuilder;
import com.hivemq.client.mqtt.mqtt5.advanced.interceptor.Mqtt5ClientInterceptors;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.function.Function;
/**
* @author Silvio Giebl
*/
public abstract class MqttClientAdvancedConfigBuilder> {
private boolean allowServerReAuth;
private boolean validatePayloadFormat;
private @Nullable MqttClientInterceptors interceptors;
MqttClientAdvancedConfigBuilder() {}
MqttClientAdvancedConfigBuilder(final @NotNull MqttClientAdvancedConfig advancedConfig) {
allowServerReAuth = advancedConfig.isAllowServerReAuth();
validatePayloadFormat = advancedConfig.isValidatePayloadFormat();
interceptors = advancedConfig.getInterceptors();
}
abstract @NotNull B self();
public @NotNull B allowServerReAuth(final boolean allowServerReAuth) {
this.allowServerReAuth = allowServerReAuth;
return self();
}
public @NotNull B validatePayloadFormat(final boolean validatePayloadFormat) {
this.validatePayloadFormat = validatePayloadFormat;
return self();
}
public @NotNull B interceptors(final @Nullable Mqtt5ClientInterceptors interceptors) {
this.interceptors = Checks.notImplementedOrNull(interceptors, MqttClientInterceptors.class, "Interceptors");
return self();
}
public MqttClientInterceptorsBuilder.@NotNull Nested interceptors() {
return new MqttClientInterceptorsBuilder.Nested<>(interceptors, this::interceptors);
}
public @NotNull MqttClientAdvancedConfig build() {
return new MqttClientAdvancedConfig(allowServerReAuth, validatePayloadFormat, interceptors);
}
public static class Default extends MqttClientAdvancedConfigBuilder
implements Mqtt5ClientAdvancedConfigBuilder {
public Default() {}
Default(final @NotNull MqttClientAdvancedConfig advancedConfig) {
super(advancedConfig);
}
@Override
@NotNull Default self() {
return this;
}
}
public static class Nested extends MqttClientAdvancedConfigBuilder>
implements Mqtt5ClientAdvancedConfigBuilder.Nested {
private final @NotNull Function parentConsumer;
public Nested(
final @NotNull MqttClientAdvancedConfig advancedConfig,
final @NotNull Function parentConsumer) {
super(advancedConfig);
this.parentConsumer = parentConsumer;
}
@Override
@NotNull Nested
self() {
return this;
}
@Override
public @NotNull P applyAdvancedConfig() {
return parentConsumer.apply(build());
}
}
}