public class AccountService { public boolean transfer(final Account from, final Account to, final int amount) throws LockException, InterruptedException { final Account[] accounts = new Account[] {from, to}; Arrays.sort(accounts); ...【阅读全文】
public class FileSize { private final static ForkJoinPool forkJoinPool = new ForkJoinPool(); private static class FileSizeFinder extends RecursiveTask<Long> { final File file; public FileSizeFinder(final File theFile) { file = theFile;} ...【阅读全文】