net.sf.jasperreports.export.parameters.ParametersWriterExporterOutput Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2016 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see .
*/
package net.sf.jasperreports.export.parameters;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Map;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.export.WriterExporterOutput;
import net.sf.jasperreports.util.StringBufferWriter;
/**
* @deprecated To be removed.
* @author Teodor Danciu ([email protected])
*/
public class ParametersWriterExporterOutput extends AbstractParametersExporterOutput implements WriterExporterOutput
{
/**
*
*/
protected String encoding;
private Writer writer;
private boolean toClose;
/**
*
*/
public ParametersWriterExporterOutput(
JasperReportsContext jasperReportsContext,
Map parameters,
JasperPrint jasperPrint
)
{
super(
jasperReportsContext,
parameters,
jasperPrint
);
setEncoding();
toClose = false;
StringBuffer sb = (StringBuffer)parameters.get(net.sf.jasperreports.engine.JRExporterParameter.OUTPUT_STRING_BUFFER);
if (sb != null)
{
writer = new StringBufferWriter(sb);
}
else
{
writer = (Writer)parameters.get(net.sf.jasperreports.engine.JRExporterParameter.OUTPUT_WRITER);
if (writer == null)
{
OutputStream os = (OutputStream)parameters.get(net.sf.jasperreports.engine.JRExporterParameter.OUTPUT_STREAM);
if (os != null)
{
try
{
writer = new OutputStreamWriter(os, getEncoding());
}
catch (IOException e)
{
throw new JRRuntimeException(e);
}
}
else
{
File destFile = (File)parameters.get(net.sf.jasperreports.engine.JRExporterParameter.OUTPUT_FILE);
if (destFile == null)
{
String fileName = (String)parameters.get(net.sf.jasperreports.engine.JRExporterParameter.OUTPUT_FILE_NAME);
if (fileName != null)
{
destFile = new File(fileName);
}
else
{
throw
new JRRuntimeException(
EXCEPTION_MESSAGE_KEY_NO_OUTPUT_SPECIFIED,
(Object[])null);
}
}
try
{
os = new FileOutputStream(destFile);
writer = new OutputStreamWriter(os, getEncoding());
toClose = true;
}
catch (IOException e)
{
throw new JRRuntimeException(e);
}
}
}
}
}
/**
*
*/
protected void setEncoding()
{
encoding =
getParameterResolver().getStringParameterOrDefault(
net.sf.jasperreports.engine.JRExporterParameter.CHARACTER_ENCODING,
PROPERTY_CHARACTER_ENCODING
);
}
@Override
public String getEncoding()
{
return encoding;
}
@Override
public Writer getWriter()
{
return writer;
}
@Override
public void close()
{
if (toClose)
{
try
{
writer.close();
}
catch (IOException e)
{
}
}
}
}