001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.net.nntp;
019    
020    /**
021     * A placeholder interface for threadable message objects
022     * Author: Rory Winston <rwinston@checkfree.com>
023     *
024     */
025    public interface Threadable {
026        public boolean isDummy();
027        public String messageThreadId();
028        public String[] messageThreadReferences();
029        public String simplifiedSubject();
030        public boolean subjectIsReply();
031        public void setChild(Threadable child);
032        public void setNext(Threadable next);
033        public Threadable makeDummy();
034    }