/* Copyright (C) 2003-2011 JabRef contributors.
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package net.sf.jabref.export.layout.format;
import net.sf.jabref.export.layout.AbstractParamLayoutFormatter;
/**
* This formatter outputs the input value after adding a prefix and a postfix,
* as long as the input value is non-empty. If the input value is empty, an
* empty string is output (the prefix and postfix are not output in this case).
*
* The formatter requires an argument containing the prefix and postix separated
* by a comma. To include a the comma character in either, use an escape sequence
* (\,).
*/
public class WrapContent extends AbstractParamLayoutFormatter {
private String before = null, after = null;
public void setArgument(String arg) {
String[] parts = parseArgument(arg);
if (parts.length < 2)
return;
before = parts[0];
after = parts[1];
}
public String format(String fieldText) {
if (before == null)
return "";
if (fieldText.length() == 0)
return "";
else
return new StringBuilder(before).append(fieldText).append(after).toString();
}
}