Examples with FileTime java.nio.file.attribute.FileTime used on opensource projects

Example 21 with FileTime

use of java.nio.file.attribute.FileTime in project jetty.project by eclipse.

the class FS method touch.

public static void touch(Path path) throws IOException {
    FileTime now = FileTime.fromMillis(System.currentTimeMillis());
    Files.setLastModifiedTime(path, now);
}

Example 22 with FileTime

use of java.nio.file.attribute.FileTime in project buck by facebook.

the class PathListing method listMatchingPathsWithFilters.

/**
   * Lists paths in descending modified time order,
   * excluding any paths which bring the number of files over {@code maxNumPaths}
   * or over {@code totalSizeFilter} bytes in size.
   */
public static ImmutableSortedSet<Path> listMatchingPathsWithFilters(Path pathToGlob, String globPattern, PathModifiedTimeFetcher pathModifiedTimeFetcher, FilterMode filterMode, Optional<Integer> maxPathsFilter, Optional<Long> totalSizeFilter) throws IOException {
    // Fetch the modification time of each path and build a map of
    // (path => modification time) pairs.
    ImmutableMap.Builder<Path, FileTime> pathFileTimesBuilder = ImmutableMap.builder();
    try (DirectoryStream<Path> stream = Files.newDirectoryStream(pathToGlob, globPattern)) {
        for (Path path : stream) {
            try {
                pathFileTimesBuilder.put(path, pathModifiedTimeFetcher.getLastModifiedTime(path));
            } catch (NoSuchFileException e) {
                // Ignore the path.
                continue;
            }
        }
    }
    ImmutableMap<Path, FileTime> pathFileTimes = pathFileTimesBuilder.build();
    ImmutableSortedSet<Path> paths = ImmutableSortedSet.copyOf(Ordering.natural().onResultOf(Functions.forMap(pathFileTimes)).compound(Ordering.natural()).reverse(), pathFileTimes.keySet());
    paths = applyNumPathsFilter(paths, filterMode, maxPathsFilter);
    paths = applyTotalSizeFilter(paths, filterMode, totalSizeFilter);
    return paths;
}

Example 23 with FileTime

use of java.nio.file.attribute.FileTime in project buck by facebook.

the class MoreFiles method sortFilesByAccessTime.

/**
   * Does an in-place sort of the specified {@code files} array. Most recently accessed files will
   * be at the front of the array when sorted.
   */
public static void sortFilesByAccessTime(File[] files) {
    FileAccessedEntry[] fileAccessedEntries = new FileAccessedEntry[files.length];
    for (int i = 0; i < files.length; ++i) {
        FileTime lastAccess;
        try {
            lastAccess = Files.readAttributes(files[i].toPath(), BasicFileAttributes.class).lastAccessTime();
        } catch (IOException e) {
            lastAccess = FileTime.fromMillis(files[i].lastModified());
        }
        fileAccessedEntries[i] = new FileAccessedEntry(files[i], lastAccess);
    }
    Arrays.sort(fileAccessedEntries, SORT_BY_LAST_ACCESSED_TIME_DESC);
    for (int i = 0; i < files.length; i++) {
        files[i] = fileAccessedEntries[i].getFile();
    }
}

Example 24 with FileTime

use of java.nio.file.attribute.FileTime in project buck by facebook.

the class ProjectIntegrationTest method testBuckProjectDoesNotCauseUnnecessaryWrites.

@Test
public void testBuckProjectDoesNotCauseUnnecessaryWrites() throws IOException {
    ProjectWorkspace workspace = TestDataHelper.createProjectWorkspaceForScenario(this, "project_with_root_iml_already_present", temporaryFolder);
    workspace.setUp();
    // We're gonna party like it's 1970!
    FileTime lastModified = FileTime.fromMillis(0);
    Path path = temporaryFolder.getRoot().resolve("root.iml");
    Files.setLastModifiedTime(path, lastModified);
    assertEquals(lastModified, Files.getLastModifiedTime(path));
    ProcessResult result = workspace.runBuckCommand("project", "--deprecated-ij-generation");
    result.assertSuccess("buck project should exit cleanly");
    assertEquals(lastModified, Files.getLastModifiedTime(path));
    workspace.verify();
}

Example 25 with FileTime

use of java.nio.file.attribute.FileTime in project jimfs by google.

the class UrlTest method headers.

@Test
public void headers() throws IOException {
    byte[] bytes = { 1, 2, 3 };
    Files.write(path, bytes);
    FileTime lastModified = Files.getLastModifiedTime(path);
    URL url = path.toUri().toURL();
    URLConnection conn = url.openConnection();
    // read header fields directly
    assertThat(conn.getHeaderFields()).containsEntry("content-length", ImmutableList.of("3"));
    assertThat(conn.getHeaderFields()).containsEntry("content-type", ImmutableList.of("application/octet-stream"));
    if (lastModified != null) {
        assertThat(conn.getHeaderFields()).containsKey("last-modified");
        assertThat(conn.getHeaderFields()).hasSize(3);
    } else {
        assertThat(conn.getHeaderFields()).hasSize(2);
    }
    // use the specific methods for reading the expected headers
    assertThat(conn.getContentLengthLong()).isEqualTo(Files.size(path));
    assertThat(conn.getContentType()).isEqualTo("application/octet-stream");
    if (lastModified != null) {
        // The HTTP date format does not include milliseconds, which means that the last modified time
        // returned from the connection may not be exactly the same as that of the file system itself.
        // The difference should less than 1000ms though, and should never be greater.
        long difference = lastModified.toMillis() - conn.getLastModified();
        assertThat(difference).isIn(Range.closedOpen(0L, 1000L));
    } else {
        assertThat(conn.getLastModified()).isEqualTo(0L);
    }
}