org.eclipse.aether.spi.log.Logger Maven / Gradle / Ivy
/*
* 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
*
* http://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.eclipse.aether.spi.log;
/**
* A simple logger to facilitate emission of diagnostic messages. In general, unrecoverable errors should be reported
* via exceptions and informational notifications should be reported via events, hence this logger interface focuses on
* support for tracing.
*
* @deprecated Use SLF4J instead
*/
@Deprecated
public interface Logger {
/**
* Indicates whether debug logging is enabled.
*
* @return {@code true} if debug logging is enabled, {@code false} otherwise.
*/
boolean isDebugEnabled();
/**
* Emits the specified message.
*
* @param msg The message to log, must not be {@code null}.
*/
void debug(String msg);
/**
* Emits the specified message along with a stack trace of the given exception.
*
* @param msg The message to log, must not be {@code null}.
* @param error The exception to log, may be {@code null}.
*/
void debug(String msg, Throwable error);
/**
* Indicates whether warn logging is enabled.
*
* @return {@code true} if warn logging is enabled, {@code false} otherwise.
*/
boolean isWarnEnabled();
/**
* Emits the specified message.
*
* @param msg The message to log, must not be {@code null}.
*/
void warn(String msg);
/**
* Emits the specified message along with a stack trace of the given exception.
*
* @param msg The message to log, must not be {@code null}.
* @param error The exception to log, may be {@code null}.
*/
void warn(String msg, Throwable error);
}