/*
 * 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.apache.jetspeed.logger;

/**
 * JetspeedLogger 
 * <P>
 * Wrapper interface to a logger instance. By using this interface, 
 * common components can leave logs in the Jetspeed's logging context.
 * </P>
 * 
 * @version $Id$
 */
public interface JetspeedLogger
{
    boolean isDebugEnabled();

    void debug(String msg);

    void debug(String format, Object arg);

    void debug(String format, Object arg1, Object arg2);

    void debug(String format, Object[] argArray);

    void debug(String msg, Throwable t);

    boolean isInfoEnabled();

    void info(String msg);

    void info(String format, Object arg);

    void info(String format, Object arg1, Object arg2);

    void info(String format, Object[] arg1);

    void info(String msg, Throwable t);

    boolean isWarnEnabled();

    void warn(String msg);

    void warn(String format, Object arg);

    void warn(String format, Object[] argArray);

    void warn(String format, Object arg1, Object arg2);

    void warn(String msg, Throwable t);

    boolean isErrorEnabled();

    void error(String msg);

    void error(String format, Object arg);

    void error(String format, Object arg1, Object arg2);

    void error(String format, Object[] argArray);

    void error(String msg, Throwable t);
}