See Android recent task executed by the user

Question

I would like to watch the recent task of my android phone. I was trying some code from internet but non of them work properly. I just want to get the PID and Name of the las

Answer 1

int numberOfTasks = 1;
ActivityManager m = (ActivityManager)this.getSystemService(ACTIVITY_SERVICE);
//Get some number of running tasks and grab the first one.  getRunningTasks returns newest to oldest
RunningTaskInfo task = m.getRunningTasks(numberOfTasks).get(0);

//Build output
String output  = "the last application you've executed is '"+task.id+"' and the PID is '"+task.baseActivity.toShortString()+"'";

getRunningTasks

RunningTaskInfo