001/** 002 * 003 * Copyright 2003-2007 Jive Software. 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * 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 018package org.jivesoftware.smack.util; 019 020/** 021 * Interface that allows for implementing classes to listen for string writing 022 * events. Listeners are registered with ObservableWriter objects. 023 * 024 * @see ObservableWriter#addWriterListener 025 * @see ObservableWriter#removeWriterListener 026 * 027 * @author Gaston Dombiak 028 */ 029public interface WriterListener { 030 031 /** 032 * Notification that the Writer has written a new string. 033 * 034 * @param str the written string 035 */ 036 void write(String str); 037 038}