* this class delegates all of its calls.
     */
    public static class PrefixedObjectValueSource extends AbstractDelegatingValueSource
            implements QueryEnabledValueSource {

        /**
         * Wrap the specified root object, allowing the specified expression prefix.
         * @param prefix the prefix.
         * @param root the root of the graph.
         */

            if (read < 0) {
                break;
            }
            for (ChecksumCalculator checksumCalculator : algMap.values()) {
                checksumCalculator.update(ByteBuffer.wrap(buffer, 0, read));
            }
        }
        LinkedHashMap<ChecksumAlgorithm, String> result = new LinkedHashMap<>();
        algMap.forEach((k, v) -> result.put(k, v.checksum()));
        return result;
    }

            if (read < 0) {
                break;
            }
            for (ChecksumCalculator checksumCalculator : algMap.values()) {
                checksumCalculator.update(ByteBuffer.wrap(buffer, 0, read));
            }
        }
        LinkedHashMap<ChecksumAlgorithm, String> result = new LinkedHashMap<>();
        algMap.forEach((k, v) -> result.put(k, v.checksum()));
        return result;
    }

            this.lifecycles = lifecycles;
        }

        @Override
        public Collection<Lifecycle> provides() {
            return lifecycles.values().stream().map(this::wrap).collect(Collectors.toList());
        }

        private Lifecycle wrap(org.apache.maven.lifecycle.Lifecycle lifecycle) {
            return new Lifecycle() {
                @Override
                public String id() {

    }

    @Test
    void calculateByteBuffer() throws IOException {
        Map<ChecksumAlgorithmService.ChecksumAlgorithm, String> checksums = service.calculate(
                ByteBuffer.wrap("test".getBytes(StandardCharsets.UTF_8)),
                service.select(Arrays.asList("SHA-1", "MD5")));
        assertNotNull(checksums);
        assertEquals(2, checksums.size());

        // Check whether the required profiles were found in any of the projects we're building.
        final Set<String> notFoundRequiredProfiles = requiredProfiles.stream()
                .filter(rap -> !allAvailableProfiles.contains(rap))
                .collect(toSet());

        if (!notFoundRequiredProfiles.isEmpty()) {
            // Use SLF4J formatter for consistency with warnings reported by logger