/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2006 - 2016 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.output.fast.xls;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.engine.classic.core.ReportProcessingException;
import org.pentaho.reporting.engine.classic.core.event.ReportProgressListener;
import org.pentaho.reporting.engine.classic.core.modules.output.fast.validator.ReportStructureValidator;
import org.pentaho.reporting.engine.classic.core.modules.output.table.xls.ExcelReportUtil;
import java.io.IOException;
import java.io.OutputStream;
public class FastExcelReportUtil {
private FastExcelReportUtil() {
}
public static void processXls( final MasterReport report, final OutputStream out ) throws ReportProcessingException,
IOException {
processXls( report, out, null );
}
public static void processXlsx( final MasterReport report, final OutputStream out ) throws ReportProcessingException,
IOException {
processXlsx( report, out, null );
}
public static void processXls( final MasterReport report, final OutputStream out,
final ReportProgressListener listener ) throws ReportProcessingException,
IOException {
ReportStructureValidator validator = new ReportStructureValidator();
if ( validator.isValidForFastProcessing( report ) == false ) {
ExcelReportUtil.createXLS( report, out, listener );
return;
}
final FastExcelExportProcessor reportProcessor = new FastExcelExportProcessor( report, out, false );
if ( listener != null ) {
reportProcessor.addReportProgressListener( listener );
}
doProcess( listener, reportProcessor );
out.flush();
}
public static void processXlsx( final MasterReport report, final OutputStream out,
final ReportProgressListener listener ) throws ReportProcessingException,
IOException {
ReportStructureValidator validator = new ReportStructureValidator();
if ( validator.isValidForFastProcessing( report ) == false ) {
ExcelReportUtil.createXLSX( report, out, listener );
return;
}
final FastExcelExportProcessor reportProcessor = new FastExcelExportProcessor( report, out, true );
if ( listener != null ) {
reportProcessor.addReportProgressListener( listener );
}
doProcess( listener, reportProcessor );
out.flush();
}
private static void doProcess( final ReportProgressListener listener, final FastExcelExportProcessor reportProcessor )
throws ReportProcessingException {
try {
reportProcessor.processReport();
} finally {
if ( listener != null ) {
reportProcessor.removeReportProgressListener( listener );
}
reportProcessor.close();
}
}
}