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Parses XML to PDF, with CSS support, using iText
/*
* $Id: 709eda21322072961feff7dfcbfd35b50caf7f15 $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2015 iText Group NV
* Authors: Balder Van Camp, Emiel Ackermann, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* 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 Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.tool.xml.parser.state;
import com.itextpdf.text.xml.simpleparser.EntitiesToUnicode;
import com.itextpdf.tool.xml.parser.State;
import com.itextpdf.tool.xml.parser.XMLParser;
/**
* @author redlab_b
*
*/
public class SpecialCharState implements State {
private final XMLParser parser;
/**
* @param parser the XMLParser
*/
public SpecialCharState(final XMLParser parser) {
this.parser =parser;
}
/* (non-Javadoc)
* @see com.itextpdf.tool.xml.parser.State#process(int)
*/
public void process(final char character) {
StringBuilder entity = this.parser.memory().currentEntity();
if(character == ';') {
// if ("nbsp".equals(entity.toString())) {
// parser.append(' '); // TODO check yes or no if it's good idea to transform into a space ?
// } else {
char decoded = EntitiesToUnicode.decodeEntity(entity.toString());
if (decoded == '\0') {
parser.append('&').append(entity.toString()).append(';');
parser.memory().lastChar(';');
} else {
// CharBuffer cb = CharBuffer.wrap(new char[] {decoded});
// Normalizer.normalize(target_chars, Normalizer.Form.NFD);
parser.append(Character.toString(decoded));
parser.memory().lastChar(decoded);
}
// }
parser.selectState().inTag();
this.parser.memory().currentEntity().setLength(0);
} else if (character != '#' && (character < '0' || character > '9') && (character < 'a' || character > 'z')
&& (character < 'A' || character > 'Z') || entity.length() >= 7) {
parser.append('&').append(entity.toString());
parser.selectState().inTag();
this.parser.memory().currentEntity().setLength(0);
} else {
entity.append(character);
}
}
}