availabilityitem.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:   AvailabilityItem.java

package org.gudy.azureus2.ui.swt.views.tableitems.mytorrents;

import org.gudy.azureus2.core3.download.DownloadManager;
import org.gudy.azureus2.core3.peer.PEPeerManager;
import org.gudy.azureus2.plugins.download.Download;
import org.gudy.azureus2.plugins.ui.tables.*;
import org.gudy.azureus2.ui.swt.views.table.utils.CoreTableColumn;

public class AvailabilityItem extends CoreTableColumn
	implements TableCellRefreshListener
{

	public static final Class DATASOURCE_TYPE = org/gudy/azureus2/plugins/download/Download;
	private static final String zeros = "0000";
	private static final int numZeros = "0000".length();
	public static final String COLUMN_ID = "availability";
	private int iTimesBy;

	public AvailabilityItem(String sTableID)
	{
		super(DATASOURCE_TYPE, "availability", 2, 50, sTableID);
		setRefreshInterval(-2);
		setMinWidthAuto(true);
		iTimesBy = 1;
		for (int i = 1; i < numZeros; i++)
			iTimesBy *= 10;

	}

	public void fillTableColumnInfo(TableColumnInfo info)
	{
		info.addCategories(new String[] {
			"swarm"
		});
		info.setProficiency((byte)1);
	}

	public void refresh(TableCell cell)
	{
		String sText = "";
		DownloadManager dm = (DownloadManager)cell.getDataSource();
		if (dm == null)
			return;
		PEPeerManager pm = dm.getPeerManager();
		if (pm != null)
		{
			float f = pm.getMinAvailability();
			if (!cell.setSortValue((long)(f * 1000F)) && cell.isValid())
				return;
			sText = String.valueOf((int)(f * (float)iTimesBy));
			if (numZeros - sText.length() > 0)
				sText = (new StringBuilder()).append("0000".substring(0, numZeros - sText.length())).append(sText).toString();
			sText = (new StringBuilder()).append(sText.substring(0, (sText.length() - numZeros) + 1)).append(".").append(sText.substring((sText.length() - numZeros) + 1)).toString();
		} else
		{
			cell.setSortValue(0L);
		}
		cell.setText(sText);
	}

}