Examples with FileSystemLocationSnapshot org.gradle.internal.snapshot.FileSystemLocationSnapshot used on opensource projects

Example 11 with FileSystemLocationSnapshot

use of org.gradle.internal.snapshot.FileSystemLocationSnapshot in project gradle by gradle.

the class NonHierarchicalFileWatcherUpdater method handleVirtualFileSystemContentsChanged.

@Override
protected boolean handleVirtualFileSystemContentsChanged(Collection<FileSystemLocationSnapshot> removedSnapshots, Collection<FileSystemLocationSnapshot> addedSnapshots, SnapshotHierarchy root) {
    Map<String, Integer> changedWatchedDirectories = new HashMap<>();
    removedSnapshots.stream().filter(watchableHierarchies::shouldWatch).forEach(snapshot -> {
        String previousWatchedRoot = watchedDirectoryForSnapshot.remove(snapshot.getAbsolutePath());
        decrement(previousWatchedRoot, changedWatchedDirectories);
        snapshot.accept(new SubdirectoriesToWatchVisitor(path -> decrement(path, changedWatchedDirectories)));
    });
    addedSnapshots.stream().filter(watchableHierarchies::shouldWatch).forEach(snapshot -> {
        File directoryToWatchForRoot = SnapshotWatchedDirectoryFinder.getDirectoryToWatch(snapshot);
        String pathToWatchForRoot = directoryToWatchForRoot.getAbsolutePath();
        if (!watchableHierarchies.isInWatchableHierarchy(pathToWatchForRoot)) {
            return;
        }
        watchedDirectoryForSnapshot.put(snapshot.getAbsolutePath(), pathToWatchForRoot);
        increment(pathToWatchForRoot, changedWatchedDirectories);
        snapshot.accept(new SubdirectoriesToWatchVisitor(path -> increment(path, changedWatchedDirectories)));
    });
    if (changedWatchedDirectories.isEmpty()) {
        return false;
    }
    updateWatchedDirectories(changedWatchedDirectories);
    return true;
}

Example 12 with FileSystemLocationSnapshot

use of org.gradle.internal.snapshot.FileSystemLocationSnapshot in project gradle by gradle.

the class TarBuildCacheEntryPacker method unpack.

private UnpackResult unpack(CacheableEntity entity, TarArchiveInputStream tarInput, OriginReader readOriginAction) throws IOException {
    ImmutableMap.Builder<String, CacheableTree> treesBuilder = ImmutableMap.builder();
    entity.visitOutputTrees((name, type, root) -> treesBuilder.put(name, new CacheableTree(type, root)));
    ImmutableMap<String, CacheableTree> treesByName = treesBuilder.build();
    TarArchiveEntry tarEntry;
    OriginMetadata originMetadata = null;
    Map<String, FileSystemLocationSnapshot> snapshots = new HashMap<>();
    tarEntry = tarInput.getNextTarEntry();
    AtomicLong entries = new AtomicLong();
    while (tarEntry != null) {
        entries.incrementAndGet();
        String path = tarEntry.getName();
        if (path.equals(METADATA_PATH)) {
            // handle origin metadata
            originMetadata = readOriginAction.execute(new CloseShieldInputStream(tarInput));
            tarEntry = tarInput.getNextTarEntry();
        } else {
            // handle tree
            Matcher matcher = TREE_PATH.matcher(path);
            if (!matcher.matches()) {
                throw new IllegalStateException("Cached entry format error, invalid contents: " + path);
            }
            String treeName = unescape(matcher.group(2));
            CacheableTree tree = treesByName.get(treeName);
            if (tree == null) {
                throw new IllegalStateException(String.format("No tree '%s' registered", treeName));
            }
            boolean missing = matcher.group(1) != null;
            String childPath = matcher.group(3);
            tarEntry = unpackTree(treeName, tree.getType(), tree.getRoot(), tarInput, tarEntry, childPath, missing, snapshots, entries);
        }
    }
    if (originMetadata == null) {
        throw new IllegalStateException("Cached result format error, no origin metadata was found.");
    }
    return new UnpackResult(originMetadata, entries.get(), snapshots);
}