remotepiecedistributionview.java

java 文件下载器。可自定义

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   RemotePieceDistributionView.java

package org.gudy.azureus2.ui.swt.views.peer;

import com.aelitis.azureus.core.peermanager.piecepicker.util.BitFlags;
import java.util.Arrays;
import org.gudy.azureus2.core3.peer.PEPeer;
import org.gudy.azureus2.core3.peer.PEPeerManager;
import org.gudy.azureus2.core3.peer.impl.transport.PEPeerTransportProtocol;
import org.gudy.azureus2.ui.swt.views.PieceDistributionView;

public class RemotePieceDistributionView extends PieceDistributionView
{

	private PEPeer peer;

	public RemotePieceDistributionView()
	{
		peer = null;
	}

	public void dataSourceChanged(Object newDataSource)
	{
		if (newDataSource instanceof Object[])
			newDataSource = ((Object[])(Object[])newDataSource)[0];
		if (newDataSource instanceof PEPeer)
		{
			peer = (PEPeer)newDataSource;
			pem = peer.getManager();
		} else
		{
			peer = null;
			pem = null;
		}
		refresh();
	}

	public void refresh()
	{
		if (pem == null)
			return;
		if (peer instanceof PEPeerTransportProtocol)
		{
			PEPeerTransportProtocol pet = (PEPeerTransportProtocol)peer;
			BitFlags avl = pet.getAvailable();
			if (avl == null)
				hasPieces = null;
			else
				hasPieces = avl.flags;
		} else
		if (peer.isSeed())
		{
			hasPieces = new boolean[pem.getPieces().length];
			Arrays.fill(hasPieces, true);
		} else
		{
			hasPieces = null;
		}
		super.refresh();
	}
}