thatsIch
69 lines
1.5 KiB
Java
69 lines
1.5 KiB
Java
/*
|
|
* This file is part of Applied Energistics 2.
|
|
* Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
|
|
*
|
|
* Applied Energistics 2 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.
|
|
*
|
|
* Applied Energistics 2 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 Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
|
|
*/
|
|
|
|
package appeng.util.item;
|
|
|
|
|
|
import java.util.Iterator;
|
|
|
|
import appeng.api.storage.data.IAEStack;
|
|
|
|
|
|
public class MeaningfulIterator<StackType extends IAEStack> implements Iterator<StackType>
|
|
{
|
|
|
|
private final Iterator<StackType> parent;
|
|
private StackType next;
|
|
|
|
public MeaningfulIterator( Iterator<StackType> iterator )
|
|
{
|
|
this.parent = iterator;
|
|
}
|
|
|
|
@Override
|
|
public boolean hasNext()
|
|
{
|
|
while( this.parent.hasNext() )
|
|
{
|
|
this.next = this.parent.next();
|
|
if( this.next.isMeaningful() )
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
this.parent.remove(); // self cleaning :3
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public StackType next()
|
|
{
|
|
return this.next;
|
|
}
|
|
|
|
@Override
|
|
public void remove()
|
|
{
|
|
this.parent.remove();
|
|
}
|
|
}
|