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/*
========== licence begin GPL
Copyright (C) 2002-2003 SAP AG
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.
========== licence end
*/
package com.sap.dbtech.util;
import java.util.Vector;
public class GarbageParseid extends GarbageCan {
private Vector garbage;
private boolean supportsMultipleDropParseIDs;
public GarbageParseid(boolean asupportsMultipleDropParseIDs) {
super();
this.supportsMultipleDropParseIDs = asupportsMultipleDropParseIDs;
this.garbage = new Vector(this.canTresholdC);
}
public void throwIntoGarbageCan (Object obj){
this.garbage.addElement(obj);
}
protected int getGarbageSize(){
return this.garbage.size();
}
public synchronized boolean emptyCan(com.sap.dbtech.jdbc.packet.RequestPacket requestPacket)
{
if(currentEmptyRun2)
return false;
currentEmptyRun2=true;
boolean packetActionFailed=false;
int sz=getGarbageSize();
if (! this.supportsMultipleDropParseIDs){
while(sz>0 &&
!packetActionFailed) {
Object o=this.garbage.remove(sz-1);
packetActionFailed = ! requestPacket.dropPid((byte[])o, false);
if(packetActionFailed) {
this.garbage.addElement(o);
}
--sz;
}
}else {
if (sz>0){
Object o=this.garbage.remove(sz-1);
packetActionFailed = ! requestPacket.dropPid((byte[])o, false);
if(packetActionFailed) {
this.garbage.addElement(o);
} else {
--sz;
while(sz>0 &&
!packetActionFailed) {
o=this.garbage.remove(sz-1);
packetActionFailed = ! requestPacket.dropPidAddtoParsidPart((byte[])o);
if(packetActionFailed) {
this.garbage.addElement(o);
}
--sz;
}
}
}
}
currentEmptyRun2=false;
return !packetActionFailed;
}
public void emptyCan () {
this.garbage.removeAllElements();
}
}
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