assertLessThan(NEW, TERMINATED);

    assertLessThan(STARTING, RUNNING);
    assertLessThan(STARTING, STOPPING);
    assertLessThan(STARTING, FAILED);

    assertLessThan(RUNNING, STOPPING);
    assertLessThan(RUNNING, FAILED);

    assertLessThan(STOPPING, FAILED);
    assertLessThan(STOPPING, TERMINATED);
  }

  private static <T extends Comparable<? super T>> void assertLessThan(T a, T b) {

    READY,
    NOT_READY,
    DONE,
    FAILED,
  }

  private @Nullable T next;

  protected abstract @Nullable T computeNext();

  @CanIgnoreReturnValue
  protected final @Nullable T endOfData() {
    state = State.DONE;
    return null;
  }

  @Override
  public final boolean hasNext() {
    checkState(state != State.FAILED);
    switch (state) {
      case DONE:
        return false;

	if err != nil {
		t.Fatalf("write failed: %v", err)
	}
	if n != 64 {
		t.Fatalf("expect write 64 bytes but got %d", n)
	}
	if rb.Free() != 0 {
		t.Fatalf("expect free 0 bytes but got %d. r.w=%d, r.r=%d", rb.Free(), rb.w, rb.r)
	}
	buf = make([]byte, 16)
	rb.Read(buf)
	n, err = rb.Write([]byte(strings.Repeat("1234", 4)))
	if err != nil {
		t.Fatalf("write failed: %v", err)
	}
	if n != 16 {

                    }
                } else {
                    logger.warn("Failed to send {} to {}. HTTP Status is {}. {}", body, url, response.getHttpStatusCode(),
                            response.getContentAsString());
                }
            } catch (final IOException e) {
                logger.warn("Failed to send {} to {}.", body, url, e);
            }
        }));
    }

    /**

                        tempFile.getAbsolutePath());
            }
        } catch (final IOException e) {
            logger.warn("Failed to upload backup file: fileName={}, error={}", fileName, e.getMessage(), e);
            if (tempFile.exists() && !tempFile.delete()) {
                logger.warn("Failed to delete temporary file: {}", tempFile.getAbsolutePath());
            }

        }
    }
    
    public void handleFailure(ChannelInfo failedChannel, Exception error) {
        log.warn("Channel {} failed: {}", failedChannel.getChannelId(), error.getMessage());
        
        // Mark channel as failed
        failedChannel.setState(ChannelState.FAILED);
        
        // Get or create failover state
        FailoverState state = failoverStates.computeIfAbsent(

elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
  verbose "Found curl ... using curl"
  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
elif set_java_home; then

    // Due to the implementation of the two services we know that both are now failed.  So the
    // following awaitHealthy call is just to get the exception.
    manager.startAsync();
    assertThat(manager.servicesByState().get(State.FAILED)).hasSize(2);
    IllegalStateException e = assertThrows(IllegalStateException.class, manager::awaitHealthy);
    assertThat(e)

func TestParse(t *testing.T) {
	for i, test := range parseTests {
		etag, err := Parse(test.String)
		if err == nil && test.ShouldFail {
			t.Fatalf("Test %d: parse should have failed but succeeded", i)
		}
		if err != nil && !test.ShouldFail {
			t.Fatalf("Test %d: failed to parse ETag %q: %v", i, test.String, err)
		}
		if !Equal(etag, test.ETag) {
			t.Log([]byte(etag))
			t.Fatalf("Test %d: ETags don't match", i)
		}
	}
}

	if _, err := io.ReadFull(rand.Reader, data); err != nil {
		t.Fatalf("Failed to read random data: %v", err)
	}
	for i, test := range erasureEncodeDecodeTests {
		buffer := make([]byte, len(data), 2*len(data))
		copy(buffer, data)

		erasure, err := NewErasure(t.Context(), test.dataBlocks, test.parityBlocks, blockSizeV2)
		if err != nil {
			t.Fatalf("Test %d: failed to create erasure: %v", i, err)
		}