DOCXContentHandler.java

/*   
 *   CATMA Computer Aided Text Markup and Analysis
 *   
 *   Copyright (C) 2009-2013  University Of Hamburg
 *
 *   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 3 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, see <http://www.gnu.org/licenses/>.
 */
package de.catma.document.source.contenthandler;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;

import org.apache.poi.xwpf.extractor.XWPFWordExtractor;
import org.apache.poi.xwpf.usermodel.XWPFDocument;

import de.catma.document.source.FileOSType;

/**
 * A content handler for MS Word Docx based {@link de.catma.document.source.SourceDocument}s.
 * 
 * @author marco.petris@web.de
 *
 */
public class DOCXContentHandler extends AbstractSourceContentHandler {

	/* (non-Javadoc)
	 * @see de.catma.document.source.contenthandler.SourceContentHandler#load(java.io.InputStream)
	 */
	@Override
	public void load(InputStream is) throws IOException {
		XWPFDocument doc = new XWPFDocument(is);
		XWPFWordExtractor wordExtractor = new XWPFWordExtractor(doc);
		String buf = wordExtractor.getText();
		
    	//it's still microsoft after all
		if (FileOSType.getFileOSType(buf).equals(FileOSType.UNIX)) {
			buf = FileOSType.convertUnixToDos(buf);
		}
		
		setContent(buf);
	}

	/* (non-Javadoc)
	 * @see de.catma.document.source.contenthandler.SourceContentHandler#load()
	 */
	@Override
	public void load() throws IOException {
		BufferedInputStream bis = null;
		try {
			
			bis = new BufferedInputStream(
				getSourceDocumentInfo().getTechInfoSet().getURI().toURL().openStream());
			
			load(bis);
		}
		finally {
			if (bis != null) {
				bis.close();
			}
		}
	}

}