Package net.sf.jasperreports.engine.xml

Source Code of net.sf.jasperreports.engine.xml.JRPrintImageSourceObject

/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. 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 <http://www.gnu.org/licenses/>.
*/
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.JRImageRenderer;
import net.sf.jasperreports.engine.JRPrintImage;

import org.w3c.tools.codec.Base64Decoder;


/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JRPrintImageSourceObject.java 3941 2010-08-20 10:55:10Z teodord $
*/
public class JRPrintImageSourceObject
{


  /**
   *
   */
  private JRPrintImage printImage;

  /**
   *
   */
  private boolean isEmbedded;


  /**
   *
   */
  public void setPrintImage(JRPrintImage printImage)
  {
    this.printImage = printImage;
  }
 

  /**
   *
   */
  public void setEmbedded(boolean isEmbedded)
  {
    this.isEmbedded = isEmbedded;
  }
 

  /**
   *
   */
  public void setImageSource(String imageSource) throws JRException
  {
    if (isEmbedded)
    {
      try
      {
        ByteArrayInputStream bais = new ByteArrayInputStream(imageSource.getBytes("UTF-8"));//FIXMENOW other encodings ?
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
       
        Base64Decoder decoder = new Base64Decoder(bais, baos);
        decoder.process();
       
        printImage.setRenderer(JRImageRenderer.getInstance(baos.toByteArray()));//, JRImage.ON_ERROR_TYPE_ERROR));
      }
      catch (Exception e)
      {
        throw new JRException("Error decoding embedded image.", e);
      }
    }
    else
    {
      printImage.setRenderer(JRImageRenderer.getInstance(imageSource));
    }
  }
 

}
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