Examples with ByteArrayOutputStream java.io.ByteArrayOutputStream used on opensource projects

Example 76 with ByteArrayOutputStream

use of java.io.ByteArrayOutputStream in project blueprints by tinkerpop.

the class GraphMLWriterTest method testNormal.

public void testNormal() throws Exception {
    TinkerGraph g = new TinkerGraph();
    GraphMLReader.inputGraph(g, GraphMLReader.class.getResourceAsStream("graph-example-1.xml"));
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    GraphMLWriter w = new GraphMLWriter(g);
    w.setNormalize(true);
    w.outputGraph(bos);
    String expected = streamToString(GraphMLWriterTest.class.getResourceAsStream("graph-example-1-normalized.xml"));
    //System.out.println(expected);
    assertEquals(expected.replace("\n", "").replace("\r", ""), bos.toString().replace("\n", "").replace("\r", ""));
}

Example 77 with ByteArrayOutputStream

use of java.io.ByteArrayOutputStream in project blueprints by tinkerpop.

the class GraphSONWriterTest method outputGraphWithEmbeddedTypes.

@Test
public void outputGraphWithEmbeddedTypes() throws JSONException, IOException {
    Graph g = TinkerGraphFactory.createTinkerGraph();
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    GraphSONWriter writer = new GraphSONWriter(g);
    writer.outputGraph(stream, null, null, GraphSONMode.EXTENDED);
    stream.flush();
    stream.close();
    String jsonString = new String(stream.toByteArray());
    ObjectMapper m = new ObjectMapper();
    JsonNode rootNode = m.readValue(jsonString, JsonNode.class);
    // ensure that the JSON conforms to basic structure and that the right
    // number of graph elements are present.  other tests already cover element formatting
    Assert.assertNotNull(rootNode);
    Assert.assertTrue(rootNode.has(GraphSONTokens.MODE));
    Assert.assertEquals("EXTENDED", rootNode.get(GraphSONTokens.MODE).asText());
    Assert.assertTrue(rootNode.has(GraphSONTokens.VERTICES));
    ArrayNode vertices = (ArrayNode) rootNode.get(GraphSONTokens.VERTICES);
    Assert.assertEquals(6, vertices.size());
    Assert.assertTrue(rootNode.has(GraphSONTokens.EDGES));
    ArrayNode edges = (ArrayNode) rootNode.get(GraphSONTokens.EDGES);
    Assert.assertEquals(6, edges.size());
}

Example 78 with ByteArrayOutputStream

use of java.io.ByteArrayOutputStream in project glitch-hq-android by tinyspeck.

the class ServerRequestTask method readURL.

private String readURL(InputStream is) {
    try {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        int r;
        while ((r = is.read()) != -1) {
            baos.write(r);
        }
        return new String(baos.toByteArray());
    } catch (Exception e) {
        e.printStackTrace();
    }
    return "";
}

Example 79 with ByteArrayOutputStream

use of java.io.ByteArrayOutputStream in project commons by twitter.

the class TokenStreamSerializer method serialize.

/**
   * Serialize the given TwitterTokenStream into a byte array using the provided AttributeSerializer(s).
   * Note that this method doesn't serialize the CharSequence of the TwitterTokenStream - the caller
   * has to take care of serializing this if necessary.
   */
public final byte[] serialize(final TwitterTokenStream twitterTokenStream) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    AttributeOutputStream output = new AttributeOutputStream(baos);
    for (AttributeSerializer serializer : attributeSerializers) {
        serializer.initialize(twitterTokenStream, CURRENT_VERSION);
    }
    int numTokens = 0;
    while (twitterTokenStream.incrementToken()) {
        serializeAttributes(output);
        numTokens++;
    }
    output.flush();
    byte[] data = baos.toByteArray();
    baos.close();
    baos = new ByteArrayOutputStream(8 + data.length);
    output = new AttributeOutputStream(baos);
    output.writeVInt(CURRENT_VERSION.ordinal());
    output.writeInt(attributeSerializersFingerprint);
    output.writeVInt(numTokens);
    output.write(data);
    output.flush();
    return baos.toByteArray();
}

Example 80 with ByteArrayOutputStream

use of java.io.ByteArrayOutputStream in project commons by twitter.

the class Base64ZlibCodec method encode.

/**
   * Encodes a set of bytes.
   *
   * @param plain the non-encoded bytes
   * @return the encoded string
   */
public static String encode(byte[] plain) {
    final ByteArrayOutputStream out = new ByteArrayOutputStream(plain.length / ESTIMATED_PLAINTEXT_TO_ENCODED_RATIO);
    final OutputStream w = getDeflatingEncodingStream(out);
    try {
        w.write(plain);
        w.close();
        return out.toString(BASE64_TEXT_ENCODING);
    } catch (UnsupportedEncodingException e) {
        throw reportUnsupportedEncoding();
    } catch (IOException e) {
        throw Throwables.propagate(e);
    }
}