void testCodesArrayExistence() {
        assertNotNull(DosError.DOS_ERROR_CODES, "DOS_ERROR_CODES should be non‑null");
        assertTrue(DosError.DOS_ERROR_CODES.length > 0, "DOS_ERROR_CODES should contain at least one mapping");
    }

    @Test
    @DisplayName("Each error code mapping contains exactly two ints")
    void testEachPairLength() {
        for (int i = 0; i < DosError.DOS_ERROR_CODES.length; i++) {

   *
   * <p>For the case of {@link RoundingMode#HALF_EVEN}, this implementation uses the IEEE 754
   * default rounding mode: if the two nearest representable values are equally near, the one with
   * the least significant bit zero is chosen. (In such cases, both of the nearest representable
   * values are even integers; this method returns the one that is a multiple of a greater power of
   * two.)
   *

import java.util.Set;

/**
 * A {@link Set} implementation that stores its elements in a {@link LruHashMap}.
 * <p>
 * This set has a fixed maximum capacity. When the capacity is reached and a new element is added,
 * the least recently used element is removed.
 * </p>
 * @author shinsuke
 * @param <E> the type of elements maintained by this set
 */
public class LruHashSet<E> extends AbstractSet<E> implements Set<E>, java.io.Serializable {

        addressState.concurrentCallCapacity += connection.allocationLimit
      }
    }

    // Find the longest-idle connections in 2 categories:
    //
    //  1. OLD: Connections that have been idle for at least keepAliveDurationNs. We close these if
    //     we find them, regardless of what the address policies need.
    //
    //  2. EVICTABLE: Connections not required by any address policy. This matches connections that

 * predicate::test}.
 *
 * <p>This interface is now a legacy type. Use {@code java.util.function.Predicate} (or the
 * appropriate primitive specialization such as {@code IntPredicate}) instead whenever possible.
 * Otherwise, at least reduce <i>explicit</i> dependencies on this type by using lambda expressions
 * or method references instead of classes, leaving your code easier to migrate in the future.
 *

          1 -> {
            // "--": No more parts.
            if (whitespace) throw ProtocolException("unexpected characters after boundary")
            if (partCount == 0) throw ProtocolException("expected at least 1 part")
            noMoreParts = true
            return null
          }

          2, 3 -> {
            // " " or "\t" Ignore whitespace and keep looking.
            whitespace = true

        // For primary NT transaction: should be at least 38 bytes
        assertTrue(primaryBytes >= 38);

        // Execute for secondary transaction
        transaction.setCommand(ServerMessageBlock.SMB_COM_NT_TRANSACT_SECONDARY);
        int secondaryBytes = transaction.writeParameterWordsWireFormat(dst, 0);

        // For secondary NT transaction: should be at least 36 bytes
        assertTrue(secondaryBytes >= 36);
    }

      if (currentSubscribers == null || !currentSubscribers.removeAll(listenerMethodsForType)) {
        // if removeAll returns true, all we really know is that at least one subscriber was
        // removed... however, barring something very strange we can assume that if at least one
        // subscriber was removed, all subscribers on listener for that event type were... after

### Restart After Crash { #restart-after-crash }

But in those cases with really bad errors that crash the running **process**, you would want an external component that is in charge of **restarting** the process, at least a couple of times...

/// tip

                e);
      } catch (Throwable errorInLogging) { // sneaky checked exception
        // If logging fails, e.g. due to missing memory, at least try to log the
        // message and the cause for the failed logging.
        System.err.println(e.getMessage());
        System.err.println(errorInLogging.getMessage());
      } finally {
        runtime.exit(1);