/*
 * 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.commons.net.nntp; 

/**
 * A placeholder interface for threadable message objects
 * Author: Rory Winston <rwinston@checkfree.com>
 *
 */
public interface Threadable {
    public boolean isDummy();
    public String messageThreadId();
    public String[] messageThreadReferences();
    public String simplifiedSubject();
    public boolean subjectIsReply();
    public void setChild(Threadable child); 
    public void setNext(Threadable next);
    public Threadable makeDummy();
}