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 }