Example usage for android.support.v4.util AtomicFile AtomicFile

Introduction

In this page you can find the example usage for android.support.v4.util AtomicFile AtomicFile.

Prototype

public AtomicFile(File file) 

Source Link

Usage

From source file:com.exzogeni.dk.http.cache.DiscCacheStore.java

@Nullable
@Override/*  w ww . j  av a  2  s . c o m*/
public InputStream get(@NonNull URI uri, @Nullable Map<String, List<String>> headers) throws IOException {
    final File cacheFile = new File(mCacheDir, Digest.getInstance().hash(uri.toString()));
    final File metaFile = new File(mCacheDir, "." + cacheFile.getName());
    if (cacheFile.exists() && metaFile.exists()) {
        if (headers == null) {
            return new AtomicFile(cacheFile).openRead();
        } else {
            final long expireTime = readMetaFile(metaFile, headers);
            Logger.debug("expireTime=%s, systemTime=%s", HttpDate.format(expireTime),
                    HttpDate.format(System.currentTimeMillis()));
            if (expireTime > System.currentTimeMillis()) {
                return new AtomicFile(cacheFile).openRead();
            }
        }
    }
    return null;
}

---

From source file:com.nttec.everychan.cache.Serializer.java

/**
 * ?/*from   ww  w  .  ja v a  2 s. c om*/
 * @param fileCache   ?
 */
public Serializer(FileCache fileCache) {
    this.fileCache = fileCache;
    this.tabsStateFile = new AtomicFile(new File(fileCache.getFilesDirectory(), FileCache.TABS_FILENAME));

    this.kryo = new Kryo();
    this.kryo.setReferences(false);
    this.kryo.setDefaultSerializer(TaggedFieldSerializer.class);

    this.kryo.register(TabsState.class, 0);
    this.kryo.register(TabModel.class, 1);
    this.kryo.register(TabsIdStack.class, 2);

    this.kryo.register(SerializablePage.class, 3);
    this.kryo.register(SerializableBoardsList.class, 4);

    this.kryo.register(AttachmentModel.class, 5);
    this.kryo.register(BadgeIconModel.class, 6);
    this.kryo.register(BoardModel.class, 7);
    this.kryo.register(DeletePostModel.class, 8);
    this.kryo.register(PostModel.class, 9);
    this.kryo.register(SendPostModel.class, 10);
    this.kryo.register(SimpleBoardModel.class, 11);
    this.kryo.register(ThreadModel.class, 12);
    this.kryo.register(UrlPageModel.class, 13);

    this.kryo.register(AttachmentModel[].class, 14);
    this.kryo.register(BadgeIconModel[].class, 15);
    this.kryo.register(BoardModel[].class, 16);
    this.kryo.register(DeletePostModel[].class, 17);
    this.kryo.register(PostModel[].class, 18);
    this.kryo.register(SendPostModel[].class, 19);
    this.kryo.register(SimpleBoardModel[].class, 20);
    this.kryo.register(ThreadModel[].class, 21);
    this.kryo.register(UrlPageModel[].class, 22);

    this.kryo.register(java.util.ArrayList.class, 23);
    this.kryo.register(java.util.LinkedList.class, 24);
    this.kryo.register(java.io.File.class, new FileSerializer(), 25);
    this.kryo.register(java.io.File[].class, 26);
}

---

From source file:com.oscarsalguero.smartystreetsautocomplete.history.DefaultAutocompleteHistoryManager.java

private DefaultAutocompleteHistoryManager(@NonNull final File historyFile,
        @NonNull final SmartyStreetsApiJsonParser parser) {
    savedFile = new AtomicFile(historyFile);

    jsonParser = parser;//  w w w  .ja v a 2s  .  com

    addresses = new ArrayList<>();

    readPlaces();
}

---

From source file:io.nuclei.splice.internal.FileManager.java

@VisibleForTesting
public static AtomicFile getAtomicFile(Context context, FileRef ref) throws IOException {
    File base = getBaseFile(context, ref.type);
    if (base == null)
        throw new IOException("Unable to read/write to type: " + ref.type);
    return new AtomicFile(new File(base, ref.id));
}

---

From source file:me.tatarka.support.internal.job.JobStore.java

/**
 * Construct the instance of the job store. This results in a blocking read from disk.
 */// w ww.ja  v a2  s  . co  m
private JobStore(Context context, File dataDir) {
    mContext = context;
    mDirtyOperations = 0;

    File systemDir = new File(dataDir, "system");
    File jobDir = new File(systemDir, "job");
    jobDir.mkdirs();
    mJobsFile = new AtomicFile(new File(jobDir, "jobs.xml"));

    mJobSet = new ArraySet<JobStatus>();

    readJobMapFromDisk(mJobSet);
}

---

From source file:com.exzogeni.dk.http.cache.DiscCacheStore.java

@NonNull
@Override/*from  w w  w.ja  v a2 s  .c  o m*/
public InputStream update(@NonNull URI uri, @NonNull Map<String, List<String>> headers, long maxAge)
        throws IOException {
    final File cacheFile = new File(mCacheDir, Digest.getInstance().hash(uri.toString()));
    final File metaFile = new File(mCacheDir, "." + cacheFile.getName());
    if (cacheFile.exists() && metaFile.exists()) {
        saveMetaFile(metaFile, getMetaHeaders(headers), maxAge);
        return new AtomicFile(cacheFile).openRead();
    }
    throw new FileNotFoundException(cacheFile.getAbsolutePath());
}

---

From source file:com.exzogeni.dk.http.cache.DiscCacheStore.java

private void saveMetaFile(@NonNull File metaFile, @NonNull Map<String, List<String>> metaHeaders, long maxAge)
        throws IOException {
    final AtomicFile af = new AtomicFile(metaFile);
    final FileOutputStream fos = af.startWrite();
    try {/*from w  ww  .j  a  v a  2s.co  m*/
        final DataOutputStream dat = new DataOutputStream(new BufferPoolOutputStream(fos));
        dat.writeLong(System.currentTimeMillis() + maxAge);
        dat.writeInt(metaHeaders.size());
        for (final Map.Entry<String, List<String>> header : metaHeaders.entrySet()) {
            dat.writeUTF(header.getKey());
            dat.writeInt(header.getValue().size());
            for (final String value : header.getValue()) {
                dat.writeUTF(value);
            }
        }
        IOUtils.closeQuietly(dat);
        af.finishWrite(fos);
    } catch (IOException e) {
        af.failWrite(fos);
        af.delete();
        throw e;
    }
}

---

From source file:com.exzogeni.dk.http.cache.DiscCacheStore.java

private InputStream saveCacheFile(@NonNull File cacheFile, @NonNull InputStream content) throws IOException {
    final AtomicFile af = new AtomicFile(cacheFile);
    final FileOutputStream fos = af.startWrite();
    try {/*from  ww w  .  j a v  a2s . com*/
        final OutputStream out = new BufferPoolOutputStream(fos);
        final byte[] buffer = ByteBufferPool.getInstance().obtain();
        try {
            IOUtils.copyLarge(content, out, buffer);
            IOUtils.closeQuietly(out);
            af.finishWrite(fos);
        } finally {
            ByteBufferPool.getInstance().free(buffer);
        }
    } catch (IOException e) {
        af.failWrite(fos);
        af.delete();
        throw e;
    }
    return af.openRead();
}

---

From source file:com.exzogeni.dk.http.cache.DiscCacheStore.java

private long readMetaFile(@NonNull File metaFile, @NonNull Map<String, List<String>> headers)
        throws IOException {
    final AtomicFile af = new AtomicFile(metaFile);
    final FileInputStream fis = af.openRead();
    final DataInputStream dat = new DataInputStream(new BufferPoolInputStream(fis));
    try {//  w  ww .  j  ava2 s  .co  m
        final long expireTime = dat.readLong();
        int headersCount = dat.readInt();
        while (headersCount-- > 0) {
            final String name = dat.readUTF();
            int valuesCount = dat.readInt();
            final List<String> values = new ArrayList<>(valuesCount);
            while (valuesCount-- > 0) {
                values.add(dat.readUTF());
            }
            headers.put(name, values);
        }
        return expireTime;
    } finally {
        IOUtils.closeQuietly(dat);
    }
}

---

From source file:org.chromium.chrome.browser.tabmodel.TabPersistentStore.java

/**
 * Atomically writes the given serialized data out to disk.
 * @param stateDirectory Directory to save TabModel data into.
 * @param stateFileName  File name to save TabModel data into.
 * @param listData       TabModel data in the form of a serialized byte array.
 *///  ww  w.  ja  v a2s.  c om
public static void saveListToFile(File stateDirectory, String stateFileName, byte[] listData) {
    synchronized (SAVE_LIST_LOCK) {
        // Save the index file containing the list of tabs to restore.
        File metadataFile = new File(stateDirectory, stateFileName);

        AtomicFile file = new AtomicFile(metadataFile);
        FileOutputStream stream = null;
        try {
            stream = file.startWrite();
            stream.write(listData, 0, listData.length);
            file.finishWrite(stream);
        } catch (IOException e) {
            if (stream != null)
                file.failWrite(stream);
            Log.e(TAG, "Failed to write file: " + metadataFile.getAbsolutePath());
        }
    }
}

---