com.kdgregory.logging.common.util.InternalLogger Maven / Gradle / Ivy
// Copyright (c) Keith D Gregory
//
// Licensed 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 com.kdgregory.logging.common.util;
/**
* The appender is expected to provide the writer with an instance of this
* interface, used for logging status and error messages.
*/
public interface InternalLogger
{
/**
* Called to log general status messages.
*/
public void debug(String message);
/**
* Called to log warning messages. These may be translated to either debug
* or error messages if the implementation does not support warnings.
*/
public void warn(String message);
/**
* Called to log error messages. Exception may be null.
*/
public void error(String message, Throwable ex);
}