net.sf.jasperreports.engine.xml.JRPrintImageSourceObject Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jasperreports Show documentation
Show all versions of jasperreports Show documentation
Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 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.engine.xml;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRPrintImage;
import net.sf.jasperreports.renderers.Renderable;
import net.sf.jasperreports.renderers.ResourceRenderer;
import net.sf.jasperreports.renderers.SimpleDataRenderer;
import net.sf.jasperreports.util.Base64Util;
/**
* @author Teodor Danciu ([email protected])
*/
public class JRPrintImageSourceObject
{
public static final String EXCEPTION_MESSAGE_KEY_DECODING_ERROR = "xml.print.image.decoding.error";
/**
*
*/
private JRPrintImage printImage;
/**
*
*/
private final boolean isLazy;
private boolean isEmbedded;
/**
* @deprecated Replaced by {@link #JRPrintImageSourceObject(boolean)}.
*/
public JRPrintImageSourceObject()
{
this(false);
}
/**
*
*/
public JRPrintImageSourceObject(boolean isLazy)
{
this.isLazy = isLazy;
}
/**
*
*/
public void setPrintImage(JRPrintImage printImage)
{
this.printImage = printImage;
}
/**
*
*/
public void setEmbedded(boolean isEmbedded)
{
this.isEmbedded = isEmbedded;
}
/**
*
*/
public void setImageSource(String imageSource) throws JRException
{
Renderable renderable = null;
if (isLazy)
{
renderable = ResourceRenderer.getInstance(imageSource, true);
}
else
{
if (isEmbedded)
{
try
{
ByteArrayInputStream bais = new ByteArrayInputStream(imageSource.getBytes("UTF-8"));//UTF-8 is fine here as Base64 only has ASCII characters anyway
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Base64Util.decode(bais, baos);
renderable = SimpleDataRenderer.getInstance(baos.toByteArray());//, JRImage.ON_ERROR_TYPE_ERROR));
}
catch (Exception e)
{
throw
new JRException(
EXCEPTION_MESSAGE_KEY_DECODING_ERROR,
null,
e);
}
}
else
{
renderable = ResourceRenderer.getInstance(imageSource, false);
}
}
printImage.setRenderer(renderable);
}
}