/*
* 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) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.output.table.csv;
import java.io.OutputStream;
import org.pentaho.reporting.engine.classic.core.ReportDefinition;
import org.pentaho.reporting.engine.classic.core.function.ProcessingContext;
import org.pentaho.reporting.engine.classic.core.layout.model.LogicalPageBox;
import org.pentaho.reporting.engine.classic.core.layout.output.ContentProcessingException;
import org.pentaho.reporting.engine.classic.core.layout.output.DisplayAllFlowSelector;
import org.pentaho.reporting.engine.classic.core.layout.output.FlowSelector;
import org.pentaho.reporting.engine.classic.core.layout.output.LogicalPageKey;
import org.pentaho.reporting.engine.classic.core.layout.output.OutputProcessorMetaData;
import org.pentaho.reporting.engine.classic.core.modules.output.table.base.AbstractTableOutputProcessor;
import org.pentaho.reporting.engine.classic.core.modules.output.table.base.TableContentProducer;
import org.pentaho.reporting.engine.classic.core.modules.output.table.csv.helper.CSVOutputProcessorMetaData;
import org.pentaho.reporting.libraries.repository.ContentLocation;
import org.pentaho.reporting.libraries.repository.DefaultNameGenerator;
import org.pentaho.reporting.libraries.repository.stream.StreamRepository;
/**
* Creation-Date: 09.05.2007, 14:36:28
*
* @author Thomas Morgner
*/
public class StreamCSVOutputProcessor extends AbstractTableOutputProcessor
{
private OutputProcessorMetaData metaData;
private FlowSelector flowSelector;
private CSVPrinter printer;
public StreamCSVOutputProcessor(final OutputStream outputStream)
{
if (outputStream == null)
{
throw new NullPointerException();
}
this.metaData = new CSVOutputProcessorMetaData(CSVOutputProcessorMetaData.PAGINATION_NONE);
this.flowSelector = new DisplayAllFlowSelector();
this.printer = new CSVPrinter();
final ContentLocation root = new StreamRepository(outputStream).getRoot();
this.printer.setContentLocation(root);
this.printer.setContentNameGenerator(new DefaultNameGenerator(root));
}
public void processingStarted(final ReportDefinition report, final ProcessingContext processingContext)
{
super.processingStarted(report, processingContext);
this.printer.initialize(processingContext.getConfiguration());
}
public OutputProcessorMetaData getMetaData()
{
return metaData;
}
protected FlowSelector getFlowSelector()
{
return flowSelector;
}
protected void processTableContent(final LogicalPageKey logicalPageKey,
final LogicalPageBox logicalPage,
final TableContentProducer contentProducer) throws ContentProcessingException
{
printer.print(logicalPage, contentProducer, metaData, false);
}
protected void updateTableContent(final LogicalPageKey logicalPageKey,
final LogicalPageBox logicalPageBox,
final TableContentProducer tableContentProducer,
final boolean performOutput) throws ContentProcessingException
{
printer.print(logicalPageBox, tableContentProducer, metaData, true);
}
public String getEncoding()
{
return printer.getEncoding();
}
public void setEncoding(final String encoding)
{
if (encoding == null)
{
throw new NullPointerException();
}
printer.setEncoding(encoding);
}
protected void processingContentFinished()
{
if (isContentGeneratable() == false)
{
return;
}
this.metaData.commit();
this.printer.close();
}
}