/*
* Created on Feb 6, 2007
* Created by Paul Gardner
* Copyright (C) 2007 Aelitis, 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, or (at your option) any later version.
* 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.
* 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 63.529,40 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package com.aelitis.azureus.core.networkmanager;
public abstract class
NetworkConnectionHelper
implements NetworkConnectionBase
{
private int upload_limit;
private final LimitedRateGroup upload_limiter = new LimitedRateGroup() {
public String
getName()
{
return( "per_con_up: " + getString());
}
public int getRateLimitBytesPerSecond()
{
return upload_limit;
}
public void
updateBytesUsed(
int used )
{
}
};
private int download_limit;
private final LimitedRateGroup download_limiter =
new LimitedRateGroup()
{
public String
getName()
{
return( "per_con_down: " + getString());
}
public int getRateLimitBytesPerSecond() { return download_limit; }
public void
updateBytesUsed(
int used )
{
}
};
private volatile LimitedRateGroup[] upload_limiters = { upload_limiter };
private volatile LimitedRateGroup[] download_limiters = { download_limiter };
public int
getUploadLimit()
{
return( upload_limit );
}
public int
getDownloadLimit()
{
return( download_limit );
}
public void
setUploadLimit(
int limit )
{
upload_limit = limit;
}
public void
setDownloadLimit(
int limit )
{
download_limit = limit;
}
public void
addRateLimiter(
LimitedRateGroup limiter,
boolean upload )
{
synchronized( this ){
if ( upload ){
for (int i=0;i<upload_limiters.length;i++){
if ( upload_limiters[i] == limiter ){
return;
}
}
LimitedRateGroup[] new_upload_limiters = new LimitedRateGroup[upload_limiters.length+1];
System.arraycopy(upload_limiters, 0, new_upload_limiters, 0, upload_limiters.length );
new_upload_limiters[ upload_limiters.length ] = limiter;
upload_limiters = new_upload_limiters;
}else{
for (int i=0;i<download_limiters.length;i++){
if ( download_limiters[i] == limiter ){
return;
}
}
LimitedRateGroup[] new_download_limiters = new LimitedRateGroup[download_limiters.length+1];
System.arraycopy(download_limiters, 0, new_download_limiters, 0, download_limiters.length );
new_download_limiters[ download_limiters.length ] = limiter;
download_limiters = new_download_limiters;
}
}
NetworkManager.getSingleton().addRateLimiter( this, limiter, upload );
}
public void
removeRateLimiter(
LimitedRateGroup limiter,
boolean upload )
{
synchronized( this ){
if ( upload ){
if ( upload_limiters.length == 0 ){
return;
}
int pos = 0;
LimitedRateGroup[] new_upload_limiters = new LimitedRateGroup[upload_limiters.length-1];
for (int i=0;i<upload_limiters.length;i++){
if ( upload_limiters[i] != limiter ){
if ( pos == new_upload_limiters.length ){
return;
}
new_upload_limiters[pos++] = upload_limiters[i];
}
}
upload_limiters = new_upload_limiters;
}else{
if ( download_limiters.length == 0 ){
return;
}
int pos = 0;
LimitedRateGroup[] new_download_limiters = new LimitedRateGroup[download_limiters.length-1];
for (int i=0;i<download_limiters.length;i++){
if ( download_limiters[i] != limiter ){
if ( pos == new_download_limiters.length ){
return;
}
new_download_limiters[pos++] = download_limiters[i];
}
}
download_limiters = new_download_limiters;
}
}
NetworkManager.getSingleton().removeRateLimiter( this, limiter, upload );
}
public LimitedRateGroup[]
getRateLimiters(
boolean upload )
{
if ( upload ){
return( upload_limiters );
}else{
return( download_limiters );
}
}
}