private static void createThreadPool() {
        if (nprocs == -1) {
            int n = -1;
            try {
                String env = System.getProperty("smile.threads");
                if (env != null) {
                    n = Integer.parseInt(env);
                }
            } catch (Exception ex) {
                logger.error("Failed to create multi-core execution thread pool", ex);
            }

            if (n < 1) {
                nprocs = Runtime.getRuntime().availableProcessors();
            } else {
                nprocs = n;
            }

            if (nprocs > 1) {
                threads = (ThreadPoolExecutor) Executors.newFixedThreadPool(nprocs, new SimpleDeamonThreadFactory());
            }
        }
    }
private static void createThreadPool ( ) { if ( nprocs == - 1 ) { int n = - 1 ; try { String env = System . getProperty ( "smile.threads" ) ; if ( env != null ) { n = Integer . parseInt ( env ) ; } } catch ( Exception ex ) { logger . error ( "Failed to create multi-core execution thread pool" , ex ) ; } if ( n < 1 ) { nprocs = Runtime . getRuntime ( ) . availableProcessors ( ) ; } else { nprocs = n ; } if ( nprocs > 1 ) { threads = ( ThreadPoolExecutor ) Executors . newFixedThreadPool ( nprocs , new SimpleDeamonThreadFactory ( ) ) ; } } }
Creates the worker thread pool.