/*
* Initiative - A role playing utility to track turns
* Copyright (C) 2002 Devon D Jones
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* AboutBox.java
*
* Created on September 18, 2002, 5:38 PM
*/
package plugin.initiative;
import org.jdom.output.XMLOutputter;
/**
*@author devon
*@since April 7, 2003
*/
public class InitOutputter extends XMLOutputter
{
/**
* <p>
*
* This will take the pre-defined entities in XML 1.0 and convert their
* character representation to the appropriate entity reference, suitable for
* XML attributes. It does no converstion for ' because it's not necessary as
* the outputter writes attributes surrounded by double-quotes. This method
* overrides the one from XMLOutputter to also transform any character over
* ASCII 127</p>
*
*@param str <code>String</code> input to escape.
*@return <code>String</code> with escaped content.
*/
@Override
public String escapeAttributeEntities(String str)
{
StringBuilder buffer;
char ch;
String entity;
buffer = null;
for (int i = 0; i < str.length(); i++)
{
ch = str.charAt(i);
switch (ch)
{
case '<':
entity = "<";
break;
case '>':
entity = ">";
break;
case '\"':
entity = """;
break;
case '&':
entity = "&";
break;
default:
int charnum = Character.valueOf(ch).hashCode();
if (charnum <= 127)
{
entity = null;
}
else
{
entity = "&#" + charnum + ";";
}
break;
}
if (buffer == null)
{
if (entity != null)
{
// An entity occurred, so we'll have to use StringBuilder
// (allocate room for it plus a few more entities).
buffer = new StringBuilder(str.length() + 20);
// Copy previous skipped characters and fall through
// to pickup current character
buffer.append(str.substring(0, i));
buffer.append(entity);
}
}
else
{
if (entity == null)
{
buffer.append(ch);
}
else
{
buffer.append(entity);
}
}
}
// If there were any entities, return the escaped characters
// that we put in the StringBuilder. Otherwise, just return
// the unmodified input string.
return (buffer == null) ? str : buffer.toString();
}
/**
* <p>
*
* This will take the three pre-defined entities in XML 1.0 (used
* specifically in XML elements) and convert their character representation
* to the appropriate entity reference, suitable for XML element content. This method
* overrides the one from XMLOutputter to also transform any character over
* ASCII 127
* </p>
*
*@param str Description of the Parameter
*@return <code>String</code> with escaped content.
*/
@Override
public String escapeElementEntities(String str)
{
StringBuilder buffer;
char ch;
String entity;
buffer = null;
for (int i = 0; i < str.length(); i++)
{
ch = str.charAt(i);
switch (ch)
{
case '<':
entity = "<";
break;
case '>':
entity = ">";
break;
case '&':
entity = "&";
break;
default:
int charnum = Character.valueOf(ch).hashCode();
if (charnum <= 127)
{
entity = null;
}
else
{
entity = "&#" + charnum + ";";
}
break;
}
if (buffer == null)
{
if (entity != null)
{
// An entity occurred, so we'll have to use StringBuilder
// (allocate room for it plus a few more entities).
buffer = new StringBuilder(str.length() + 20);
// Copy previous skipped characters and fall through
// to pickup current character
buffer.append(str.substring(0, i));
buffer.append(entity);
}
}
else
{
if (entity == null)
{
buffer.append(ch);
}
else
{
buffer.append(entity);
}
}
}
// If there were any entities, return the escaped characters
// that we put in the StringBuilder. Otherwise, just return
// the unmodified input string.
return (buffer == null) ? str : buffer.toString();
}
}