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PeersView.javaAPI DocAzureus 3.0.3.411170Sun Sep 23 04:57:34 BST 2007org.gudy.azureus2.ui.swt.views

PeersView.java

/*
 * Created on 2 juil. 2003
 *
 * Copyright (C) 2004, 2005, 2006 Aelitis SAS, All rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License.
 *
 * This program 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 General Public License for more details ( see the LICENSE file ).
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * AELITIS, SAS au capital de 46,603.30 euros,
 * 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
 */
package org.gudy.azureus2.ui.swt.views;

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.*;

import org.gudy.azureus2.core3.download.DownloadManager;
import org.gudy.azureus2.core3.download.DownloadManagerPeerListener;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.ipfilter.IpFilterManagerFactory;
import org.gudy.azureus2.core3.peer.PEPeer;
import org.gudy.azureus2.core3.peer.PEPeerManager;
import org.gudy.azureus2.core3.peer.PEPiece;
import org.gudy.azureus2.core3.util.Debug;
import org.gudy.azureus2.plugins.ui.tables.TableManager;
import org.gudy.azureus2.ui.swt.Messages;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.views.peer.PeerInfoView;
import org.gudy.azureus2.ui.swt.views.table.TableViewSWT;
import org.gudy.azureus2.ui.swt.views.table.TableViewSWTMenuFillListener;
import org.gudy.azureus2.ui.swt.views.table.impl.TableViewSWTImpl;
import org.gudy.azureus2.ui.swt.views.table.impl.TableViewTab;
import org.gudy.azureus2.ui.swt.views.tableitems.peers.*;

import com.aelitis.azureus.ui.common.table.*;

/**
 * @author Olivier
 * @author TuxPaper
 *         2004/Apr/20: Use TableRowImpl instead of PeerRow
 *         2004/Apr/20: Remove need for tableItemToObject
 *         2004/Apr/21: extends TableView instead of IAbstractView
 * @author MjrTom
 *			2005/Oct/08: Add PieceItem
 */

public class PeersView
	extends TableViewTab
	implements DownloadManagerPeerListener, TableDataSourceChangedListener,
	TableLifeCycleListener, TableViewSWTMenuFillListener
{
		
	static TableColumnCore[] getBasicColumnItems(String table_id) {
		return new TableColumnCore[] {
			new IpItem(table_id),
			new ClientItem(table_id),
			new TypeItem(table_id),
			new MessagingItem(table_id),
			new EncryptionItem(table_id),
			new PiecesItem(table_id),
			new PercentItem(table_id),
			new DownSpeedItem(table_id),
			new UpSpeedItem(table_id),
			new PeerSourceItem(table_id),
			new HostNameItem(table_id),
			new PortItem(table_id),
			new InterestedItem(table_id),
			new ChokedItem(table_id),
			new DownItem(table_id),
			new InterestingItem(table_id),
			new ChokingItem(table_id),
			new OptimisticUnchokeItem(table_id),
			new UpItem(table_id),
			new UpDownRatioItem(table_id),
			new GainItem(table_id),
			new StatUpItem(table_id),
			new SnubbedItem(table_id),
			new TotalDownSpeedItem(table_id),
			new DiscardedItem(table_id),
			new UniquePieceItem(table_id),
			new TimeToSendPieceItem(table_id),
			new DLedFromOthersItem(table_id),
			new UpRatioItem(table_id),
			new StateItem(table_id),
			new ConnectedTimeItem(table_id),
			new PieceItem(table_id),
			new IncomingRequestCountItem(table_id),
			new OutgoingRequestCountItem(table_id),
			new UpSpeedLimitItem(table_id),
			new DownSpeedLimitItem(table_id),
			new LANItem(table_id),
			new PeerIDItem(table_id),
			new PeerByteIDItem(table_id),
			new HandshakeReservedBytesItem(table_id),
			new ClientIdentificationItem(table_id),	
		};
	}
	
  private static final TableColumnCore[] basicItems = getBasicColumnItems(TableManager.TABLE_TORRENT_PEERS);
  
  private DownloadManager manager;
	private TableViewSWT tv;
	private Shell shell;


  /**
   * Initialize
   *
   */
  public PeersView() {
		tv = new TableViewSWTImpl(TableManager.TABLE_TORRENT_PEERS, "PeersView",
				basicItems, "pieces", SWT.MULTI | SWT.FULL_SELECTION | SWT.VIRTUAL);
		setTableView(tv);
		tv.setRowDefaultHeight(16);
		tv.setEnableTabViews(true);
		tv.setCoreTabViews(new IView[] {
			new PeerInfoView(),
			new LoggerView()
		});
		tv.addTableDataSourceChangedListener(this, true);
		tv.addLifeCycleListener(this);
		tv.addMenuFillListener(this);
	}
  
	public void tableDataSourceChanged(Object newDataSource) {
  	if (manager != null)
  		manager.removePeerListener(this);

		if (newDataSource == null)
			manager = null;
		else if (newDataSource instanceof Object[])
			manager = (DownloadManager)((Object[])newDataSource)[0];
		else
			manager = (DownloadManager)newDataSource;

  	if (manager != null && !tv.isDisposed()) {
    	manager.addPeerListener(this, false);
    	addExistingDatasources();
    }
	}

  
	// @see com.aelitis.azureus.ui.common.table.TableLifeCycleListener#tableViewInitialized()
	public void tableViewInitialized() {
		if (tv instanceof TableViewSWT) {
			shell = ((TableViewSWT)tv).getComposite().getShell();
		} else {
			shell = Utils.findAnyShell();
		}

		if (manager != null) {
  		manager.removePeerListener(this);
			manager.addPeerListener(this, false);
		}
  	addExistingDatasources();
	}
	
	public void tableViewDestroyed() {
  	if (manager != null) {
  		manager.removePeerListener(this);
  	}
	}
	
	public void fillMenu(Menu menu) {fillMenu(menu, tv, shell, true);}

	public static void fillMenu(final Menu menu, final TableView tv, final Shell shell, boolean download_specific) {
		
		Object[] peers = tv.getSelectedDataSources();
		
		boolean hasSelection = (peers.length > 0);

		boolean downSpeedDisabled	= false;
		boolean	downSpeedUnlimited	= false;
		long	totalDownSpeed		= 0;
		long	downSpeedSetMax		= 0;
		long	maxDown				= 0;
		boolean upSpeedDisabled		= false;
		boolean upSpeedUnlimited	= false;
		long	totalUpSpeed		= 0;
		long	upSpeedSetMax		= 0;
		long	maxUp				= 0;
		
		if (hasSelection){
			for (int i = 0; i < peers.length; i++) {
				PEPeer peer = (PEPeer)peers[i];

				try {
					int maxul = peer.getStats().getUploadRateLimitBytesPerSecond();
					
					maxUp += maxul * 4;
					
					if (maxul == 0) {
						upSpeedUnlimited = true;
					}else{
						if ( maxul > upSpeedSetMax ){
							upSpeedSetMax	= maxul;
						}
					}
					if (maxul == -1) {
						maxul = 0;
						upSpeedDisabled = true;
					}
					totalUpSpeed += maxul;

					int maxdl = peer.getStats().getDownloadRateLimitBytesPerSecond();
					
					maxDown += maxdl * 4;
					
					if (maxdl == 0) {
						downSpeedUnlimited = true;
					}else{
						if ( maxdl > downSpeedSetMax ){
							downSpeedSetMax	= maxdl;
						}
					}
					if (maxdl == -1) {
						maxdl = 0;
						downSpeedDisabled = true;
					}
					totalDownSpeed += maxdl;

				} catch (Exception ex) {
					Debug.printStackTrace(ex);
				}
			}
		}
		
		if (download_specific) {
			final MenuItem block_item = new MenuItem(menu, SWT.CHECK);
			PEPeer peer = (PEPeer) tv.getFirstSelectedDataSource();
	
			if ( peer == null || peer.getManager().getDiskManager().getRemainingExcludingDND() > 0 ){
				// disallow peer upload blocking when downloading
				block_item.setSelection(false);
				block_item.setEnabled(false);
			}
			else {
				block_item.setEnabled(true);
				block_item.setSelection(peer.isSnubbed());
			}
	
			Messages.setLanguageText(block_item, "PeersView.menu.blockupload");
			block_item.addListener(SWT.Selection, new TableSelectedRowsListener(tv) {
				public void run(TableRowCore row) {
					((PEPeer) row.getDataSource(true))
							.setSnubbed(block_item.getSelection());
				}
			});
		}

		final MenuItem ban_item = new MenuItem(menu, SWT.PUSH);

		Messages.setLanguageText(ban_item, "PeersView.menu.kickandban");
		ban_item.addListener(SWT.Selection, new TableSelectedRowsListener(tv) {
			public void run(TableRowCore row) {
				PEPeer peer = (PEPeer) row.getDataSource(true);
				String msg = MessageText.getString("PeersView.menu.kickandban.reason");
				IpFilterManagerFactory.getSingleton().getIPFilter().ban(peer.getIp(),
						msg, true );
				peer.getManager().removePeer(peer);
			}
		});

		// === advanced menu ===

		final MenuItem itemAdvanced = new MenuItem(menu, SWT.CASCADE);
		Messages.setLanguageText(itemAdvanced, "MyTorrentsView.menu.advancedmenu"); //$NON-NLS-1$
		itemAdvanced.setEnabled(hasSelection);

		final Menu menuAdvanced = new Menu(shell, SWT.DROP_DOWN);
		itemAdvanced.setMenu(menuAdvanced);

		// advanced > Download Speed Menu //

		ViewUtils.addSpeedMenu(
			shell,
			menuAdvanced,
			hasSelection,
			downSpeedDisabled,
			downSpeedUnlimited,
			totalDownSpeed,
			downSpeedSetMax,
			maxDown,
			upSpeedDisabled,
			upSpeedUnlimited,
			totalUpSpeed,
			upSpeedSetMax,
			maxUp,
			peers.length,
			new ViewUtils.SpeedAdapter()
			{
				public void 
				setDownSpeed(
					int speed ) 
				{
					setSelectedPeersDownSpeed( speed, tv );	
				}
				
				public void 
				setUpSpeed(
					int speed ) 
				{
					setSelectedPeersUpSpeed( speed, tv );
				}
			});
		new MenuItem(menu, SWT.SEPARATOR);
	}

	public void addThisColumnSubMenu(String columnName, Menu menuThisColumn) {
	}

	private static void setSelectedPeersUpSpeed(int speed, TableView tv) {      
		Object[] peers = tv.getSelectedDataSources();
		if(peers.length > 0) {            
			for (int i = 0; i < peers.length; i++) {
				try {
					PEPeer peer = (PEPeer)peers[i];
					peer.getStats().setUploadRateLimitBytesPerSecond(speed);
				} catch (Exception e) {
					Debug.printStackTrace( e );
				}
			}
		}
	}

	private static void setSelectedPeersDownSpeed(int speed, TableView tv) {      
		Object[] peers = tv.getSelectedDataSources();
		if(peers.length > 0) {            
			for (int i = 0; i < peers.length; i++) {
				try {
					PEPeer peer = (PEPeer)peers[i];
					peer.getStats().setDownloadRateLimitBytesPerSecond(speed);
				} catch (Exception e) {
					Debug.printStackTrace( e );
				}
			}
		}
	}
  
  /* DownloadManagerPeerListener implementation */
  public void peerAdded(PEPeer created) {
    tv.addDataSource(created);
  }

  public void peerRemoved(PEPeer removed) {
    tv.removeDataSource(removed);
  }

  public void pieceAdded(PEPiece piece) {  }
  public void pieceRemoved(PEPiece piece) {  }
  public void peerManagerWillBeAdded( PEPeerManager	peer_manager ){}
  public void peerManagerAdded(PEPeerManager manager) {	}
  public void peerManagerRemoved(PEPeerManager manager) {
  	tv.removeAllTableRows();
  }

	/**
	 * Add datasources already in existance before we called addListener.
	 * Faster than allowing addListener to call us one datasource at a time. 
	 */
	private void addExistingDatasources() {
		if (manager == null || tv.isDisposed()) {
			return;
		}

		Object[] dataSources = manager.getCurrentPeers();
		if (dataSources == null || dataSources.length == 0) {
			return;
		}
		
		tv.addDataSources(dataSources);
		tv.processDataSourceQueue();
	}
}