Examples with FileVisitResult java.nio.file.FileVisitResult used on opensource projects

Example 51 with FileVisitResult

use of java.nio.file.FileVisitResult in project buck by facebook.

the class InterCellIntegrationTest method findObjectFiles.

private ImmutableMap<String, HashCode> findObjectFiles(final ProjectWorkspace workspace) throws IOException {
    ProjectFilesystem filesystem = new ProjectFilesystem(workspace.getDestPath());
    final Path buckOut = workspace.getPath(filesystem.getBuckPaths().getBuckOut());
    final ImmutableMap.Builder<String, HashCode> objectHashCodes = ImmutableMap.builder();
    Files.walkFileTree(buckOut, new SimpleFileVisitor<Path>() {

        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            if (MorePaths.getFileExtension(file).equals("o")) {
                HashCode hash = MorePaths.asByteSource(file).hash(Hashing.sha1());
                objectHashCodes.put(buckOut.relativize(file).toString(), hash);
            }
            return FileVisitResult.CONTINUE;
        }
    });
    ImmutableMap<String, HashCode> toReturn = objectHashCodes.build();
    Preconditions.checkState(!toReturn.isEmpty());
    return toReturn;
}

Example 52 with FileVisitResult

use of java.nio.file.FileVisitResult in project buck by facebook.

the class ProjectFilesystemTest method ignoredPathsShouldBeIgnoredWhenWalkingTheFilesystem.

@Test
public void ignoredPathsShouldBeIgnoredWhenWalkingTheFilesystem() throws IOException {
    Config config = ConfigBuilder.createFromText("[project]", "ignore = **/*.orig");
    ProjectFilesystem filesystem = new ProjectFilesystem(tmp.getRoot(), config);
    Files.createDirectories(tmp.getRoot().resolve("foo/bar"));
    filesystem.touch(Paths.get("foo/bar/cake.txt"));
    filesystem.touch(Paths.get("foo/bar/cake.txt.orig"));
    final ImmutableSet.Builder<String> allPaths = ImmutableSet.builder();
    filesystem.walkRelativeFileTree(tmp.getRoot(), new SimpleFileVisitor<Path>() {

        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            allPaths.add(file.toString());
            return FileVisitResult.CONTINUE;
        }
    });
    ImmutableSet<String> found = allPaths.build();
    assertTrue(found.contains(Paths.get("foo/bar/cake.txt").toString()));
    assertFalse(found.contains(Paths.get("foo/bar/cake.txt.orig").toString()));
}

Example 53 with FileVisitResult

use of java.nio.file.FileVisitResult in project buck by facebook.

the class FilesystemBackedBuildFileTree method getChildPaths.

/**
   * @return paths relative to BuildTarget that contain their own build files.
   */
@Override
public Collection<Path> getChildPaths(BuildTarget target) {
    // Crawl the subdirectories of target's base path, looking for build files.
    // When we find one, we can stop crawling anything under the directory it's in.
    final ImmutableSet.Builder<Path> childPaths = ImmutableSet.builder();
    final Path basePath = target.getBasePath();
    final ImmutableSet<PathOrGlobMatcher> ignoredPaths = projectFilesystem.getIgnorePaths();
    try {
        projectFilesystem.walkRelativeFileTree(basePath, new SimpleFileVisitor<Path>() {

            @Override
            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) {
                for (PathOrGlobMatcher ignoredPath : ignoredPaths) {
                    if (ignoredPath.matches(dir)) {
                        return FileVisitResult.SKIP_SUBTREE;
                    }
                }
                if (dir.equals(basePath)) {
                    return FileVisitResult.CONTINUE;
                }
                Path buildFile = dir.resolve(buildFileName);
                if (pathExistenceCache.getUnchecked(buildFile)) {
                    childPaths.add(basePath.relativize(dir));
                    return FileVisitResult.SKIP_SUBTREE;
                }
                return FileVisitResult.CONTINUE;
            }
        });
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    return childPaths.build();
}

Example 54 with FileVisitResult

use of java.nio.file.FileVisitResult in project gradle by gradle.

the class WatchServiceRegistrar method watch.

void watch(FileSystemSubset fileSystemSubset) throws IOException {
    lock.lock();
    try {
        LOG.debug("Begin - adding watches for {}", fileSystemSubset);
        final WatchPointsRegistry.Delta delta = watchPointsRegistry.appendFileSystemSubset(fileSystemSubset, getCurrentWatchPoints());
        Iterable<? extends File> startingWatchPoints = delta.getStartingWatchPoints();
        for (File dir : startingWatchPoints) {
            LOG.debug("Begin - handling starting point {}", dir);
            final Path dirPath = dir.toPath();
            watchDir(dirPath);
            if (!FILE_TREE_WATCHING_SUPPORTED) {
                Files.walkFileTree(dirPath, new SimpleFileVisitor<Path>() {

                    @Override
                    public FileVisitResult preVisitDirectory(Path path, BasicFileAttributes attrs) throws IOException {
                        if (!path.equals(dirPath)) {
                            if (delta.shouldWatch(path.toFile())) {
                                watchDir(path);
                                return FileVisitResult.CONTINUE;
                            } else {
                                LOG.debug("Skipping watching for {}, filtered by WatchPointsRegistry", path);
                                return FileVisitResult.SKIP_SUBTREE;
                            }
                        } else {
                            return FileVisitResult.CONTINUE;
                        }
                    }
                });
            }
            LOG.debug("End - handling starting point {}", dir);
        }
        LOG.debug("End - adding watches for {}", fileSystemSubset);
    } finally {
        lock.unlock();
    }
}

Example 55 with FileVisitResult

use of java.nio.file.FileVisitResult in project orientdb by orientechnologies.

the class LocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords method copyDataFromTestWithoutClose.

private void copyDataFromTestWithoutClose() throws Exception {
    final Path testStoragePath = Paths.get(baseDocumentTx.getURL().substring("plocal:".length()));
    Path buildPath = Paths.get(buildDir.toURI());
    final Path copyTo = buildPath.resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords");
    Files.copy(testStoragePath, copyTo);
    Files.walkFileTree(testStoragePath, new SimpleFileVisitor<Path>() {

        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            Path fileToCopy = copyTo.resolve(testStoragePath.relativize(file));
            if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.wmr"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.wmr");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.0.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.0.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.1.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.1.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.2.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.2.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.3.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.3.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.4.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.4.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.5.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.5.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.6.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.6.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.7.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.7.wal");
            else if (fileToCopy.endsWith("baseLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.8.wal"))
                fileToCopy = fileToCopy.getParent().resolve("testLocalPaginatedStorageRestoreFromWALAndAddAdditionalRecords.8.wal");
            if (fileToCopy.endsWith("dirty.fl"))
                return FileVisitResult.CONTINUE;
            Files.copy(file, fileToCopy);
            return FileVisitResult.CONTINUE;
        }
    });
}