java怎样获取进程id 怎样重起进程，终止进

将下面代码里面的processName 变成你这激源猜明型个进程的名字ClientDemo.exe就可以了
BufferedReader br=null;
try{
Process proc=Runtime.getRuntime().exec("tasklist -fi " + '"' + "imagename eq " + processName +'"');
br=new BufferedReader(new InputStreamReader(proc.getInputStream()));
String line=null;
while((line=br.readLine())!=null){
//判断指定的进程是裂盯否在运行
if(line.contains(processName)){
return true;
}
}

return false;
}catch(Exception e){
e.printStackTrace();
return false;
}finally{
if(br!=null){
try{
br.close();
}catch(Exception ex){