/*
* 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 - 2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.output.fast.csv;
import org.pentaho.reporting.engine.classic.core.Band;
import org.pentaho.reporting.engine.classic.core.InvalidReportStateException;
import org.pentaho.reporting.engine.classic.core.ReportDefinition;
import org.pentaho.reporting.engine.classic.core.ReportProcessingException;
import org.pentaho.reporting.engine.classic.core.function.ExpressionRuntime;
import org.pentaho.reporting.engine.classic.core.layout.output.OutputProcessorMetaData;
import org.pentaho.reporting.engine.classic.core.modules.output.fast.FastExportTemplate;
import org.pentaho.reporting.engine.classic.core.modules.output.fast.template.FastSheetLayoutProducer;
import org.pentaho.reporting.engine.classic.core.modules.output.table.base.SheetLayout;
import java.io.OutputStream;
public class FastCsvExportTemplate implements FastExportTemplate {
private OutputStream outputStream;
private String encoding;
private SheetLayout sharedSheetLayout;
private FastExportTemplate processor;
public FastCsvExportTemplate( final OutputStream outputStream, final String encoding ) {
this.outputStream = outputStream;
this.encoding = encoding;
}
public void initialize( final ReportDefinition report, final ExpressionRuntime runtime, final boolean pagination ) {
OutputProcessorMetaData metaData = runtime.getProcessingContext().getOutputProcessorMetaData();
if ( pagination ) {
this.sharedSheetLayout = new SheetLayout( metaData );
this.processor = new FastSheetLayoutProducer( sharedSheetLayout );
this.processor.initialize( report, runtime, pagination );
} else {
this.processor = new FastCsvContentProducerTemplate( sharedSheetLayout, outputStream, encoding );
this.processor.initialize( report, runtime, pagination );
}
}
public void write( final Band band, final ExpressionRuntime runtime ) throws InvalidReportStateException {
try {
this.processor.write( band, runtime );
} catch ( InvalidReportStateException re ) {
throw re;
} catch ( Exception e ) {
throw new InvalidReportStateException( "Other failure", e );
}
}
public void finishReport() throws ReportProcessingException {
this.processor.finishReport();
}
}