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

Introduction

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

Prototype

public void delete() 

Source Link

Usage

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 www . j av a 2s . c o  m
        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 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 {/*w w w  . j ava  2s .c  o  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;
    }
}

---