Example usage for android.content Context getCacheDir

Introduction

In this page you can find the example usage for android.content Context getCacheDir.

Prototype

public abstract File getCacheDir();

Source Link

Document

Returns the absolute path to the application specific cache directory on the filesystem.

Usage

From source file:cn.com.wo.bitmap.ImageCache.java

/**
 * Get a usable cache directory (external if available, internal otherwise).
 *
 * @param context The context to use//w ww  .  ja  v  a2 s  .c  o  m
 * @param uniqueName A unique directory name to append to the cache dir
 * @return The cache dir
 */
public static File getDiskCacheDir(Context context, String uniqueName) {
    // Check if media is mounted or storage is built-in, if so, try and use external cache dir
    // otherwise use internal cache dir
    if (ImageFetcher.isDebug) {
        File f1 = getExternalCacheDir(context);
        File f2 = context.getCacheDir();
        Log.d(ImageFetcher.TAG,
                "ExternalDir is null ? " + (f1 == null) + "; CacheDir is null ? " + (f2 == null));
    }
    final String cachePath = Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
            || !isExternalStorageRemovable() ? getExternalCacheDir(context).getPath()
                    : context.getCacheDir().getPath();

    return new File(cachePath + File.separator + uniqueName);
}

From source file:com.boko.vimusic.cache.ImageCache.java

/**
 * Get a usable cache directory (external if available, internal otherwise)
 * //from  w w w.  j ava 2 s.co  m
 * @param context
 *            The {@link Context} to use
 * @param uniqueName
 *            A unique directory name to append to the cache directory
 * @return The cache directory
 */
public static final File getDiskCacheDir(final Context context, final String uniqueName) {
    // getExternalCacheDir(context) returns null if external storage is not
    // ready
    final String cachePath = getExternalCacheDir(context) != null ? getExternalCacheDir(context).getPath()
            : context.getCacheDir().getPath();
    return new File(cachePath, uniqueName);
}

From source file:com.slack.slackteam.cache.ImageCache.java

/**
 * Get a usable cache directory (external if available, internal otherwise).
 *
 * @param context The context to use/*from  ww w. ja v a 2s.  c  o  m*/
 * @param uniqueName A unique directory name to append to the cache dir
 * @return The cache dir
 */
public static File getDiskCacheDir(Context context, String uniqueName) {
    // Check if media is mounted or storage is built-in, if so, try and use external cache dir
    // otherwise use internal cache dir
    final String cachePath = Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
            || !isExternalStorageRemovable() ? context.getCacheDir().getPath()
                    : context.getCacheDir().getPath();

    //        final String cachePath =
    //                Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState()) ||
    //                        !isExternalStorageRemovable() ? getExternalCacheDir(context).getPath() :
    //                        context.getCacheDir().getPath();

    return new File(cachePath + File.separator + uniqueName);
}

From source file:github.daneren2005.dsub.util.FileUtil.java

@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public static <T extends Serializable> T deserializeCompressed(Context context, String fileName,
        Class<T> tClass) {/*from w  w  w. j av a  2s  . c o m*/
    Input in = null;
    try {
        RandomAccessFile file = new RandomAccessFile(context.getCacheDir() + "/" + fileName, "r");

        in = new Input(new InflaterInputStream(new FileInputStream(file.getFD())));
        synchronized (kryo) {
            T result = kryo.readObject(in, tClass);
            return result;
        }
    } catch (FileNotFoundException e) {
        // Different error message
        Log.w(TAG, "No serialization compressed for object from " + fileName);
        return null;
    } catch (Throwable x) {
        Log.w(TAG, "Failed to deserialize compressed object from " + fileName);
        return null;
    } finally {
        Util.close(in);
    }
}

From source file:github.daneren2005.dsub.util.FileUtil.java

public static <T extends Serializable> T deserialize(Context context, String fileName, Class<T> tClass,
        int hoursOld) {
    Input in = null;/*from w ww .  j a  v  a 2 s  . c  o  m*/
    try {
        File file = new File(context.getCacheDir(), fileName);
        if (!file.exists()) {
            return null;
        }

        if (hoursOld != 0) {
            Date fileDate = new Date(file.lastModified());
            // Convert into hours
            long age = (new Date().getTime() - fileDate.getTime()) / 1000 / 3600;
            if (age > hoursOld) {
                return null;
            }
        }

        RandomAccessFile randomFile = new RandomAccessFile(file, "r");

        in = new Input(new FileInputStream(randomFile.getFD()));
        synchronized (kryo) {
            T result = kryo.readObject(in, tClass);
            return result;
        }
    } catch (FileNotFoundException e) {
        // Different error message
        Log.w(TAG, "No serialization for object from " + fileName);
        return null;
    } catch (Throwable x) {
        Log.w(TAG, "Failed to deserialize object from " + fileName);
        return null;
    } finally {
        Util.close(in);
    }
}

From source file:com.blackbird.utils.ACache.java

public static ACache get(Context ctx, String cacheName) {
    ////from   www  .  j  a va  2  s  .c o  m
    ///data/data/com.yangfuhai.asimplecachedemo/cache/ACache
    File f = new File(ctx.getCacheDir(), cacheName);
    return get(f, MAX_SIZE, MAX_COUNT);
}

From source file:com.linked.erfli.library.utils.ACache.java

public static ACache get(Context ctx, String cacheName) {
    //??ACache(new File()????)
    File f = new File(ctx.getCacheDir(), cacheName);
    return get(f, MAX_SIZE, MAX_COUNT);
}

From source file:com.example.mohmurtu.registration.imagesUtil.ImageCache.java

/**
 * Get a usable cache directory (external if available, internal otherwise).
 *
 * @param context The context to use/*ww  w.j a  v a  2 s .  c o m*/
 * @param uniqueName A unique directory name to append to the cache dir
 * @return The cache dir
 */
public static File getDiskCacheDir(Context context, String uniqueName) {
    // Check if media is mounted or storage is built-in, if so, try and use external cache dir
    // otherwise use internal cache dir
    final String cachePath = Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
            || !isExternalStorageRemovable() ? getExternalCacheDir(context).getPath()
                    : context.getCacheDir().getPath();
    System.out.println("Cache Path: " + cachePath + File.separator + uniqueName);

    return new File(cachePath + File.separator + uniqueName);
}

From source file:com.just.agentweb.AgentWebUtils.java

static void clearCache(final Context context, final int numDays) {
    Log.i("Info", String.format("Starting cache prune, deleting files older than %d days", numDays));
    int numDeletedFiles = clearCacheFolder(context.getCacheDir(), numDays);
    Log.i("Info", String.format("Cache pruning completed, %d files deleted", numDeletedFiles));
}

From source file:ustc.bitmap.imagecache.ImageCache.java

/**
 * Get a usable cache directory (external if available, internal otherwise).
 *
 * @param context The context to use/*from   www.  j  av a  2s  .  c om*/
 * @param uniqueName A unique directory name to append to the cache dir
 * @return The cache dir
 */
public static File getDiskCacheDir(Context context, String uniqueName) {
    // Check if media is mounted or storage is built-in, if so, try and use external cache dir
    // otherwise use internal cache dir
    final String cachePath = Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
            || !isExternalStorageRemovable() ? getExternalCacheDir(context).getPath()
                    : context.getCacheDir().getPath();
    //        final String cachePath =context.getCacheDir().getPath();
    return new File(cachePath + File.separator + uniqueName);
}