public ThreadPoolStats stats() {
List<ThreadPoolStats.Stats> stats = new ArrayList<ThreadPoolStats.Stats>();
for (ExecutorHolder holder : executors.values()) {
String name = holder.info.getName();
// no need to have info on "same" thread pool
if ("same".equals(name)) {
continue;
}
int threads = -1;
int queue = -1;
int active = -1;
long rejected = -1;
int largest = -1;
long completed = -1;
if (holder.executor instanceof ThreadPoolExecutor) {
ThreadPoolExecutor threadPoolExecutor = (ThreadPoolExecutor) holder.executor;
threads = threadPoolExecutor.getPoolSize();
queue = threadPoolExecutor.getQueue().size();
active = threadPoolExecutor.getActiveCount();
largest = threadPoolExecutor.getLargestPoolSize();
completed = threadPoolExecutor.getCompletedTaskCount();
RejectedExecutionHandler rejectedExecutionHandler =
threadPoolExecutor.getRejectedExecutionHandler();
if (rejectedExecutionHandler instanceof XRejectedExecutionHandler) {
rejected = ((XRejectedExecutionHandler) rejectedExecutionHandler).rejected();
}
}
stats.add(
new ThreadPoolStats.Stats(name, threads, queue, active, rejected, largest, completed));
}
return new ThreadPoolStats(stats);
}
public int getCurrentThreads() {
return pool.getPoolSize();
}