Examples with Predicate com.google.common.base.Predicate used on opensource projects

Example 76 with Predicate

use of com.google.common.base.Predicate in project jackrabbit-oak by apache.

the class DataStoreCacheUpgradeUtils method moveDownloadCache.

/**
     * Move the DataStore downloaded cache files to the appropriate folder used by the new cache
     * {@link FileCache}
     * @param path the root of the datastore
     */
public static void moveDownloadCache(final File path) {
    final List<String> exceptions = ImmutableList.of("tmp", UPLOAD_STAGING_DIR, DOWNLOAD_DIR);
    File newDownloadDir = new File(path, DOWNLOAD_DIR);
    Iterator<File> iterator = Files.fileTreeTraverser().postOrderTraversal(path).filter(new Predicate<File>() {

        @Override
        public boolean apply(File input) {
            return input.isFile() && !input.getParentFile().equals(path) && !notInExceptions(input, exceptions);
        }
    }).iterator();
    while (iterator.hasNext()) {
        File download = iterator.next();
        LOG.trace("Download cache file absolute pre-upgrade path " + download);
        File newDownload = new File(newDownloadDir, download.getAbsolutePath().substring(path.getAbsolutePath().length()));
        newDownload.getParentFile().mkdirs();
        LOG.trace("Downloaded cache file absolute post-upgrade path " + newDownload);
        try {
            FileUtils.moveFile(download, newDownload);
            LOG.info("Download cache file [{}] moved to [{}]", download, newDownload);
            recursiveDelete(download, path);
        } catch (Exception e) {
            LOG.warn("Unable to move download cache file [{}] to [{}]", download, newDownload);
        }
    }
}

Example 77 with Predicate

use of com.google.common.base.Predicate in project jackrabbit-oak by apache.

the class FileBlobStore method getAllChunkIds.

@Override
public Iterator<String> getAllChunkIds(final long maxLastModifiedTime) throws Exception {
    FluentIterable<File> iterable = Files.fileTreeTraverser().postOrderTraversal(baseDir);
    final Iterator<File> iter = iterable.filter(new Predicate<File>() {

        // Ignore the directories and files newer than maxLastModifiedTime if specified
        @Override
        public boolean apply(@Nullable File input) {
            if (!input.isDirectory() && ((maxLastModifiedTime <= 0) || FileUtils.isFileOlder(input, maxLastModifiedTime))) {
                return true;
            }
            return false;
        }
    }).iterator();
    return new AbstractIterator<String>() {

        @Override
        protected String computeNext() {
            if (iter.hasNext()) {
                File file = iter.next();
                return FilenameUtils.removeExtension(file.getName());
            }
            return endOfData();
        }
    };
}

Example 78 with Predicate

use of com.google.common.base.Predicate in project jackrabbit-oak by apache.

the class SegmentGraph method createRegExpFilter.

/**
     * Create a regular expression based inclusion filter for segment.
     *
     * @param pattern       regular expression specifying inclusion of nodes.
     * @return
     */
public static Predicate<UUID> createRegExpFilter(@Nonnull String pattern, @Nonnull final SegmentIdProvider idProvider) {
    final Pattern regExp = compile(checkNotNull(pattern));
    checkNotNull(idProvider);
    return new Predicate<UUID>() {

        @Override
        public boolean apply(UUID segment) {
            try {
                String info = getSegmentInfo(segment, idProvider);
                if (info == null) {
                    info = "NULL";
                }
                return regExp.matcher(info).matches();
            } catch (Exception e) {
                System.err.println("Error accessing segment " + segment + ": " + e);
                return false;
            }
        }
    };
}

Example 79 with Predicate

use of com.google.common.base.Predicate in project jackrabbit-oak by apache.

the class AbstractBlobTrackerRegistrationTest method assertTrackerReinitialized.

private void assertTrackerReinitialized() {
    File blobIdFiles = new File(repoHome, "blobids");
    ImmutableList<File> files = Files.fileTreeTraverser().postOrderTraversal(blobIdFiles).filter(new Predicate<File>() {

        @Override
        public boolean apply(@Nullable File input) {
            return input.getAbsolutePath().endsWith(".process");
        }
    }).toList();
    assertEquals(1, files.size());
}

Example 80 with Predicate

use of com.google.common.base.Predicate in project jackrabbit-oak by apache.

the class FilteringNodeStateTest method shouldHaveCorrectChildOrderProperty.

@Test
public void shouldHaveCorrectChildOrderProperty() throws CommitFailedException {
    final NodeState content = rootNodeState.getChildNode("content");
    final NodeState decorated = wrap("/content", content, null, of("/content/foo"), null, null);
    assertTrue(decorated.hasProperty(OAK_CHILD_ORDER));
    {
        // access via getProperty()
        final PropertyState childOrder = decorated.getProperty(OAK_CHILD_ORDER);
        final Iterable<String> values = childOrder.getValue(Type.STRINGS);
        assertEquals(newArrayList("football"), newArrayList(values));
    }
    {
        // access via getProperties()
        final Predicate<PropertyState> isChildOrderProperty = new Predicate<PropertyState>() {

            @Override
            public boolean apply(PropertyState propertyState) {
                return OAK_CHILD_ORDER.equals(propertyState.getName());
            }
        };
        final PropertyState childOrder = Iterables.find(decorated.getProperties(), isChildOrderProperty);
        final Iterable<String> values = childOrder.getValue(Type.STRINGS);
        assertEquals(newArrayList("football"), newArrayList(values));
    }
}