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WMFDrawableFactoryModule.java
/*
 * 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 - 2009 Pentaho Corporation and Contributors.  All rights reserved.
 */

package org.pentaho.reporting.libraries.resourceloader.modules.factory.wmf;

import java.io.IOException;
import java.io.InputStream;

import org.pentaho.reporting.libraries.pixie.wmf.WmfFile;
import org.pentaho.reporting.libraries.resourceloader.Resource;
import org.pentaho.reporting.libraries.resourceloader.ResourceData;
import org.pentaho.reporting.libraries.resourceloader.ResourceLoadingException;
import org.pentaho.reporting.libraries.resourceloader.SimpleResource;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
import org.pentaho.reporting.libraries.resourceloader.factory.drawable.DrawableWrapper;

/**
 * Creation-Date: 05.04.2006, 17:58:42
 *
 * @author Thomas Morgner
 */
00037 public class WMFDrawableFactoryModule extends AbstractWMFFactoryModule
{
  public WMFDrawableFactoryModule()
  {
  }

  public Resource create(final ResourceManager caller,
                         final ResourceData data,
                         final ResourceKey context)
          throws ResourceLoadingException
  {
    try
    {
      final long version = data.getVersion(caller);
      final InputStream stream = data.getResourceAsStream(caller);
      try
      {
        final WmfFile wmfFile = new WmfFile(stream, -1, -1);
        return new SimpleResource (data.getKey(), wmfFile, DrawableWrapper.class, version);
      }
      finally
      {
        stream.close();
      }
    }
    catch (IOException e)
    {
      throw new ResourceLoadingException("Failed to process WMF file", e);
    }
  }

}

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