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package org.pentaho.reporting.libraries.resourceloader.cache;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
import org.pentaho.reporting.libraries.resourceloader.Resource;
import org.pentaho.reporting.libraries.resourceloader.ResourceException;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
/**
* Todo: Document me!
* <p/>
* Date: 07.10.2009
* Time: 18:31:11
*
* @author Thomas Morgner.
*/
public class BundleCacheResourceWrapper implements Resource
{
private Resource parent;
private ResourceKey outsideKey;
public BundleCacheResourceWrapper(final Resource parent,
final ResourceKey outsideKey)
{
this.parent = parent;
this.outsideKey = outsideKey;
}
public Object getResource()
throws ResourceException
{
return parent.getResource();
}
public Class getTargetType()
{
return parent.getTargetType();
}
public long getVersion(final ResourceKey key)
{
if (ObjectUtilities.equal(key, outsideKey))
{
return parent.getVersion(parent.getSource());
}
return parent.getVersion(key);
}
public ResourceKey[] getDependencies()
{
final ResourceKey[] resourceKeys = parent.getDependencies();
final ResourceKey[] target = new ResourceKey[resourceKeys.length + 1];
target[0] = parent.getSource();
System.arraycopy(resourceKeys, 0, target, 1, resourceKeys.length);
return target;
}
public ResourceKey getSource()
{
return outsideKey;
}
public boolean isTemporaryResult()
{
return parent.isTemporaryResult();
}
}
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