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/*************************************************************************************
 * Copyright (c) 2011, 2012, 2013 James Talbut.
 *  [email protected]
 *
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License 2.0 which is available at
 * https://www.eclipse.org/legal/epl-2.0/.
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     James Talbut - Initial implementation.
 ************************************************************************************/

package uk.co.spudsoft.birt.emitters.excel;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;

import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Workbook;

/**
 * XlsEmitter is the leaf class for implementing the ExcelEmitter with
 * HSSFWorkbook.
 *
 * @author Jim Talbut
 *
 */
public class XlsEmitter extends ExcelEmitter {

	/**
	 */
	public XlsEmitter() {
		super(StyleManagerHUtils.getFactory());
		log.debug("Constructed XlsEmitter");
	}

	@Override
	public String getOutputFormat() {
		return "xls";
	}

	@Override
	protected Workbook createWorkbook() {
		return new HSSFWorkbook();
	}

	@Override
	protected Workbook createSWorkbook() {
		return new HSSFWorkbook();
	}

	@Override
	protected Workbook openWorkbook(File templateFile) throws IOException {
		InputStream stream = new FileInputStream(templateFile);
		try (stream) {
			return new HSSFWorkbook(stream);
		}
	}

}