return toolchains;
        }

        PersistedToolchains result;
        try {
            Map<String, ?> options = Collections.singletonMap(ToolchainsReader.IS_STRICT, Boolean.FALSE);

            result = toolchainsReader.read(new StringReader(serializedToolchains), options);
        } catch (IOException e) {

          ToOptionalState::new,
          (state, o) -> state.add((o == null) ? NULL_PLACEHOLDER : o),
          ToOptionalState::combine,
          state -> {
            Object result = state.getElement();
            return (result == NULL_PLACEHOLDER) ? null : result;
          },
          Collector.Characteristics.UNORDERED);

  /**
   * A collector that takes a stream containing exactly one element and returns that element. The

    List<Method> result = new ArrayList<>();
    for (Method method : testClass.getDeclaredMethods()) {
      if (Modifier.isPublic(method.getModifiers())
          && method.getReturnType() == void.class
          && method.getParameterTypes().length == 0
          && method.getName().startsWith("test")) {
        result.add(method);
      }
    }

			expected: []int{1, 2, 3},
		},
	}

	for _, testcase := range tests {
		t.Run(testcase.name, func(t *testing.T) {
			result := RTrimSlice(testcase.input, testcase.trimLen)
			if !AssertEqual(result, testcase.expected) {
				t.Errorf("RTrimSlice(%v, %d) = %v; want %v", testcase.input, testcase.trimLen, result, testcase.expected)
			}
		})
	}

        new LineProcessor<List<String>>() {
          final List<String> result = new ArrayList<>();

          @Override
          public boolean processLine(String line) {
            result.add(line);
            return true;
          }

          @Override
          public List<String> getResult() {
            return result;
          }
        });
  }

  /**

      throw new NoSuchElementException();
    }
    state = State.NOT_READY;
    // Safe because hasNext() ensures that tryToComputeNext() has put a T into `next`.
    T result = uncheckedCastNullableTToT(next);
    next = null;
    return result;
  }

  @Override
  public final void remove() {
    throw new UnsupportedOperationException();
  }

            }
        };

        // Test with timeout set
        client.setAccessTimeout(10);
        try {
            ResponseData result = client.doGet("storage://test/file.txt");
            assertNotNull("Response should not be null", result);
            assertEquals(200, result.getHttpStatusCode());
        } catch (Exception e) {
            fail("Should not throw exception: " + e.getMessage());
        }

    }

    @Override
    public int hashCode() {
        int result = interfaceIndex;
        result = 31 * result + (address != null ? address.hashCode() : 0);
        return result;
    }

    }

    /**
     * Execute an RDMA operation with automatic retry and error handling
     *
     * @param <T> the type of result returned by the operation
     * @param operation the operation to execute
     * @param connection the RDMA connection to use
     * @return operation result
     * @throws IOException if operation fails after all retries
     */

                .iterator();
    Iterator<Integer> result = Iterators.concat(input);
    assertEquals(1, (int) result.next());
    assertEquals(2, (int) result.next());
    assertThrows(NullPointerException.class, () -> result.hasNext());
    assertThrows(NullPointerException.class, () -> result.next());
    // There is no way to get "through" to the 3.  Buh-bye
  }