Examples with BufferedSource okio.BufferedSource used on opensource projects

Example 21 with BufferedSource

use of okio.BufferedSource in project okhttp by square.

the class FileOperatorTest method snapshot.

private ByteString snapshot() throws IOException {
    randomAccessFile.getChannel().force(false);
    BufferedSource source = Okio.buffer(Okio.source(file));
    return source.readByteString();
}

Example 22 with BufferedSource

use of okio.BufferedSource in project okhttp by square.

the class RelayTest method readFromBuffer.

@Test
public void readFromBuffer() throws Exception {
    Buffer upstream = new Buffer();
    upstream.writeUtf8("abcdefghij");
    Relay relay = Relay.edit(file, upstream, metadata, 5);
    BufferedSource source1 = Okio.buffer(relay.newSource());
    BufferedSource source2 = Okio.buffer(relay.newSource());
    assertEquals("abcde", source1.readUtf8(5));
    assertEquals("abcde", source2.readUtf8(5));
    assertEquals("fghij", source2.readUtf8(5));
    assertEquals("fghij", source1.readUtf8(5));
    assertTrue(source1.exhausted());
    assertTrue(source2.exhausted());
    source1.close();
    source2.close();
    assertTrue(relay.isClosed());
    assertFile(Relay.PREFIX_CLEAN, 10L, metadata.size(), "abcdefghij", metadata);
}

Example 23 with BufferedSource

use of okio.BufferedSource in project okhttp by square.

the class RelayTest method readFromFile.

@Test
public void readFromFile() throws Exception {
    Buffer upstream = new Buffer();
    upstream.writeUtf8("abcdefghijklmnopqrst");
    Relay relay = Relay.edit(file, upstream, metadata, 5);
    BufferedSource source1 = Okio.buffer(relay.newSource());
    BufferedSource source2 = Okio.buffer(relay.newSource());
    assertEquals("abcdefghij", source1.readUtf8(10));
    assertEquals("abcdefghij", source2.readUtf8(10));
    assertEquals("klmnopqrst", source2.readUtf8(10));
    assertEquals("klmnopqrst", source1.readUtf8(10));
    assertTrue(source1.exhausted());
    assertTrue(source2.exhausted());
    source1.close();
    source2.close();
    assertTrue(relay.isClosed());
    assertFile(Relay.PREFIX_CLEAN, 20L, metadata.size(), "abcdefghijklmnopqrst", metadata);
}

Example 24 with BufferedSource

use of okio.BufferedSource in project okhttp by square.

the class RelayTest method assertFile.

private void assertFile(ByteString prefix, long upstreamSize, int metadataSize, String upstream, ByteString metadata) throws IOException {
    BufferedSource source = Okio.buffer(Okio.source(file));
    assertEquals(prefix, source.readByteString(prefix.size()));
    assertEquals(upstreamSize, source.readLong());
    assertEquals(metadataSize, source.readLong());
    if (upstream != null) {
        assertEquals(upstream, source.readUtf8(upstreamSize));
    }
    if (metadata != null) {
        assertEquals(metadata, source.readByteString(metadataSize));
    }
    source.close();
}

Example 25 with BufferedSource

use of okio.BufferedSource in project picasso by square.

the class BitmapHunter method decodeStream.

/**
   * Decode a byte stream into a Bitmap. This method will take into account additional information
   * about the supplied request in order to do the decoding efficiently (such as through leveraging
   * {@code inSampleSize}).
   */
static Bitmap decodeStream(Source source, Request request) throws IOException {
    BufferedSource bufferedSource = Okio.buffer(source);
    boolean isWebPFile = Utils.isWebPFile(bufferedSource);
    boolean isPurgeable = request.purgeable && Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP;
    BitmapFactory.Options options = RequestHandler.createBitmapOptions(request);
    boolean calculateSize = RequestHandler.requiresInSampleSize(options);
    // purgeable, which only affects bitmaps decoded from byte arrays.
    if (isWebPFile || isPurgeable) {
        byte[] bytes = bufferedSource.readByteArray();
        if (calculateSize) {
            BitmapFactory.decodeByteArray(bytes, 0, bytes.length, options);
            RequestHandler.calculateInSampleSize(request.targetWidth, request.targetHeight, options, request);
        }
        return BitmapFactory.decodeByteArray(bytes, 0, bytes.length, options);
    } else {
        InputStream stream = bufferedSource.inputStream();
        if (calculateSize) {
            // TODO use an InputStream that buffers with Okio...
            MarkableInputStream markStream = new MarkableInputStream(stream);
            stream = markStream;
            markStream.allowMarksToExpire(false);
            long mark = markStream.savePosition(1024);
            BitmapFactory.decodeStream(stream, null, options);
            RequestHandler.calculateInSampleSize(request.targetWidth, request.targetHeight, options, request);
            markStream.reset(mark);
            markStream.allowMarksToExpire(true);
        }
        Bitmap bitmap = BitmapFactory.decodeStream(stream, null, options);
        if (bitmap == null) {
            // Treat null as an IO exception, we will eventually retry.
            throw new IOException("Failed to decode stream.");
        }
        return bitmap;
    }
}