java¸ù¾ÝPID½áÊø³ÌÐò

Java code:

List<String> killTaskList = new ArrayList<String>();
/**
* Æô¶¯½ø³Ì
*/
protected void doRun() throws ZeroException {
//µÃµ½ÔËÐеØÖ·
String url = this.action.getAttributes().getString("url");
//µÃµ½ÔËÐвÎÊý
String param = this.action.getAttributes().getString("param");

//µÃµ½ÈÎÎñÁбíID¼¯ºÏ
List<String> oldTaskList = null;
try
{
oldTaskList = getPids();
}
catch (IOException e2)
{
logger.error("get oldTaskList fail",e2);
}

try {
//Æô¶¯½ø³Ì
Runtime.getRuntime().exec("cmd /c "+param+" "+url);
} catch (IOException e) {
logger.error("run fail",e);
}

//µÃµ½×îÐÂÈÎÎñÁбíID¼¯ºÏ
List<String> newTaskList = null;
try
{
newTaskList = getPids();
}
catch (IOException e2)
{
logger.error("get newTaskList fail",e2);
}

//µÃµ½¸ÕÆô¶¯½ø³ÌµÄID¼¯ºÏ
for(int i=0;i<newTaskList.size();i++){
if(!oldTaskList.contains(newTaskList.get(i))){
killTaskList.add(newTaskList.get(i));