org.springframework.amqp.core.MessagePropertiesBuilder Maven / Gradle / Ivy
/*
* Copyright 2014-2019 the original author or authors.
*
* 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
*
* https://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.springframework.amqp.core;
/**
* Builds a Spring AMQP MessageProperties object using a fluent API.
*
* @author Gary Russell
* @since 1.3
*
*/
public final class MessagePropertiesBuilder extends MessageBuilderSupport {
/**
* Returns a builder with an initial set of properties.
* @return The builder.
*/
public static MessagePropertiesBuilder newInstance() {
return new MessagePropertiesBuilder();
}
/**
* Initializes the builder with the supplied properties; the same
* object will be returned by {@link #build()}.
* @param properties The properties.
* @return The builder.
*/
public static MessagePropertiesBuilder fromProperties(MessageProperties properties) {
return new MessagePropertiesBuilder(properties);
}
/**
* Performs a shallow copy of the properties for the initial value.
* @param properties The properties.
* @return The builder.
*/
public static MessagePropertiesBuilder fromClonedProperties(MessageProperties properties) {
MessagePropertiesBuilder builder = newInstance();
return builder.copyProperties(properties);
}
private MessagePropertiesBuilder() {
}
private MessagePropertiesBuilder(MessageProperties properties) {
super(properties);
}
@Override
public MessagePropertiesBuilder copyProperties(MessageProperties properties) {
super.copyProperties(properties);
return this;
}
@Override
public MessageProperties build() {
return this.buildProperties();
}
}