Logger.java |
1 /* 2 * Copyright 2005 Paul Hinds 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16package org.tp23.antinstaller.runtime; 17 18import java.io.IOException; 19 20import org.tp23.antinstaller.Installer; 21 22public interface Logger { 23 24 public void log(String message); 25 26 public void log(Throwable exception); 27 28 /** 29 * Logs the stack trace only if the installer is in verbose mode 30 * @param installer 31 * @param exception 32 */ 33 public void log(Installer installer, Throwable exception); 34 35 public void setFileName(String fileName) throws IOException; 36 37 /** 38 * Get the name of the file used for logging 39 * @return path to file or <code>null</code> if not initialised 40 */ 41 public String getFileName(); 42 43 public void close(); 44} 45