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/*
* Copyright 2018, OpenCensus 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
*
* 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 io.opencensus.trace;
/**
* Superclass for {@link MessageEvent} and {@link NetworkEvent} to resolve API backward
* compatibility issue.
*
* <p>{@code SpanData.create} can't be overloaded with parameter types that differ only in the type
* of the TimedEvent, because the signatures are the same after generic type erasure. {@code
* BaseMessageEvent} allows the same method to accept both {@code TimedEvents<NetworkEvent>} and
* {@code TimedEvents<MessageEvent>}.
*
* <p>This class should only be extended by {@code NetworkEvent} and {@code MessageEvent}.
*
* @deprecated This class is for internal use only.
* @since 0.12
*/
@Deprecated
public abstract class BaseMessageEvent {
// package protected to avoid users to extend it.
BaseMessageEvent() {}
}
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