/*
* Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
* Copyright (C) $$Year-Rel$$ The Jalview Authors
*
* This file is part of Jalview.
*
* Jalview is free software: you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Jalview is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Jalview. If not, see null
.
*/
public String getHeader()
{
return null;
}
/**
* Returns the footer for the layout format. The base class returns
* null
.
*/
public String getFooter()
{
return null;
}
/**
* If the layout handles the throwable object contained within
* {@link LoggingEvent}, then the layout should return false
.
* Otherwise, if the layout ignores throwable object, then the layout should
* return true
. If ignoresThrowable is true, the appender is
* responsible for rendering the throwable.
*
* The {@link SimpleLayout}, {@link TTCCLayout}, {@link PatternLayout} all
* return true
. The {@link org.apache.log4j.xml.XMLLayout}
* returns false
.
*
* @since 0.8.4
*/
abstract public boolean ignoresThrowable();
}