Applied-Energistics-2-tiler.../me/cache/helpers/TunnelIterator.java

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2014-01-20 17:41:37 +01:00
package appeng.me.cache.helpers;
import java.util.Collection;
import java.util.Iterator;
import appeng.parts.p2p.PartP2PTunnel;
public class TunnelIterator<T extends PartP2PTunnel> implements Iterator<T>
{
Iterator<T> wrapped;
Class targetType;
T Next;
private void findNext()
{
while (Next == null && wrapped.hasNext())
{
Next = wrapped.next();
if ( !targetType.isInstance( Next ) )
Next = null;
}
}
public TunnelIterator(Collection<T> tunnelsource, Class clz) {
wrapped = tunnelsource.iterator();
targetType = clz;
findNext();
}
@Override
public boolean hasNext()
{
findNext();
return Next != null;
}
@Override
public T next()
{
T tmp = Next;
Next = null;
return tmp;
}
@Override
public void remove()
{
// no.
}
}