gossip-base/src/main/java/org/apache/gossip/protocol/ProtocolManager.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.gossip.protocol;

import org.apache.gossip.model.Base;

import java.io.IOException;

/** interface for managing message marshaling. */
public interface ProtocolManager {

  /** serialize a message
   * @param message
   * @return serialized message.
   * @throws IOException
   */
  byte[] write(Base message) throws IOException;

  /**
   * Reads the next message from a byte source.
   * @param buf
   * @return a gossip message.
   * @throws IOException
   */
  Base read(byte[] buf) throws IOException;
}