| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * https://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| package org.apache.ivy.util; |
| |
| import java.util.List; |
| |
| /** |
| * A MessageLogger is used to log messages. |
| * <p> |
| * Where the messages are logged is depending on the implementation. |
| * </p> |
| * <p> |
| * This interface provides both level specific methods ({@link #info(String)}, {@link #warn(String)} |
| * , ...) and generic methods ({@link #log(String, int)}, {@link #rawlog(String, int)}). Note that |
| * calling level specific methods is usually not equivalent to calling the generic method with the |
| * corresponding level. Indeed, for warn and error level, the implementation will actually log the |
| * message at a lower level (usually {@link Message#MSG_VERBOSE}) and log the message at the actual |
| * level only when {@link #sumupProblems()} is called. |
| * </p> |
| * |
| * @see Message |
| */ |
| public interface MessageLogger { |
| /** |
| * Logs a message at the given level. |
| * <p> |
| * <code>level</code> constants are defined in the {@link Message} class. |
| * </p> |
| * |
| * @param msg |
| * the message to log |
| * @param level |
| * the level at which the message should be logged. |
| * @see Message#MSG_DEBUG |
| * @see Message#MSG_VERBOSE |
| * @see Message#MSG_INFO |
| * @see Message#MSG_WARN |
| * @see Message#MSG_ERR |
| */ |
| void log(String msg, int level); |
| |
| /** |
| * Same as {@link #log(String, int)}, but without adding any contextual information to the |
| * message. |
| * |
| * @param msg |
| * the message to log |
| * @param level |
| * the level at which the message should be logged. |
| */ |
| void rawlog(String msg, int level); |
| |
| void debug(String msg); |
| |
| void verbose(String msg); |
| |
| void deprecated(String msg); |
| |
| void info(String msg); |
| |
| void rawinfo(String msg); |
| |
| void warn(String msg); |
| |
| void error(String msg); |
| |
| List<String> getProblems(); |
| |
| List<String> getWarns(); |
| |
| List<String> getErrors(); |
| |
| /** |
| * Clears the list of problems, warns and errors. |
| */ |
| void clearProblems(); |
| |
| /** |
| * Sumup all problems encountered so far, and clear them. |
| */ |
| void sumupProblems(); |
| |
| void progress(); |
| |
| void endProgress(); |
| |
| void endProgress(String msg); |
| |
| boolean isShowProgress(); |
| |
| void setShowProgress(boolean progress); |
| |
| } |