Examples with Ref org.projectnessie.versioned.Ref used on opensource projects

Example 1 with Ref

use of org.projectnessie.versioned.Ref in project nessie by projectnessie.

the class TreeApiImpl method getCommitLog.

@Override
public LogResponse getCommitLog(String namedRef, CommitLogParams params) throws NessieNotFoundException {
    int max = Math.min(params.maxRecords() != null ? params.maxRecords() : MAX_COMMIT_LOG_ENTRIES, MAX_COMMIT_LOG_ENTRIES);
    // we should only allow named references when no paging is defined
    Ref endRef = namedRefWithHashOrThrow(namedRef, null == params.pageToken() ? params.endHash() : params.pageToken()).getHash();
    boolean fetchAll = FetchOption.isFetchAll(params.fetchOption());
    try (Stream<Commit<CommitMeta, Content>> commits = getStore().getCommits(endRef, fetchAll)) {
        Stream<LogEntry> logEntries = commits.map(commit -> {
            CommitMeta commitMetaWithHash = addHashToCommitMeta(commit.getHash(), commit.getCommitMeta());
            ImmutableLogEntry.Builder logEntry = LogEntry.builder();
            logEntry.commitMeta(commitMetaWithHash);
            if (fetchAll) {
                if (commit.getParentHash() != null) {
                    logEntry.parentCommitHash(commit.getParentHash().asString());
                }
                if (commit.getOperations() != null) {
                    commit.getOperations().forEach(op -> {
                        ContentKey key = ContentKey.of(op.getKey().getElements());
                        if (op instanceof Put) {
                            Content content = ((Put<Content>) op).getValue();
                            logEntry.addOperations(Operation.Put.of(key, content));
                        }
                        if (op instanceof Delete) {
                            logEntry.addOperations(Operation.Delete.of(key));
                        }
                    });
                }
            }
            return logEntry.build();
        });
        logEntries = StreamSupport.stream(StreamUtil.takeUntilIncl(logEntries.spliterator(), x -> Objects.equals(x.getCommitMeta().getHash(), params.startHash())), false);
        List<LogEntry> items = filterCommitLog(logEntries, params.filter()).limit(max + 1).collect(Collectors.toList());
        if (items.size() == max + 1) {
            return ImmutableLogResponse.builder().addAllLogEntries(items.subList(0, max)).isHasMore(true).token(items.get(max).getCommitMeta().getHash()).build();
        }
        return ImmutableLogResponse.builder().addAllLogEntries(items).build();
    } catch (ReferenceNotFoundException e) {
        throw new NessieReferenceNotFoundException(e.getMessage(), e);
    }
}