001/* 002 * IzPack - Copyright 2001-2005 Julien Ponge, All Rights Reserved. 003 * 004 * http://www.izforge.com/izpack/ 005 * http://developer.berlios.de/projects/izpack/ 006 * 007 * Copyright 2002 Olexij Tkatchenko 008 * 009 * Licensed under the Apache License, Version 2.0 (the "License"); 010 * you may not use this file except in compliance with the License. 011 * You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, software 016 * distributed under the License is distributed on an "AS IS" BASIS, 017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 018 * See the License for the specific language governing permissions and 019 * limitations under the License. 020 */ 021 022package com.izforge.izpack.util; 023 024/** 025 * Interface for UIs which need to interface to external processes. 026 * 027 * @author tisc 028 */ 029public interface AbstractUIProcessHandler extends AbstractUIHandler 030{ 031 032 /** 033 * Log the given message. 034 * 035 * @param message 036 * @param stderr true if this is a message received from a program via stderr 037 */ 038 public void logOutput(String message, boolean stderr); 039 040 public void startProcessing(int no_of_processes); 041 042 /** 043 * Notify the user that a process has started. 044 * 045 * @param name 046 */ 047 public void startProcess(String name); 048 049 public void finishProcess(); 050 051 public void finishProcessing(); 052}