org.apache.commons.io.output.ByteArrayOutputStream Java Examples

public S3TransportBuffer(long maxBytes, boolean useCompression, S3TransportSerializer serializer)
    throws TransportException {
  this.maxBytes = maxBytes;
  this.serializer = serializer;

  baos = new ByteArrayOutputStream();
  cos = new CountingOutputStream(baos);

  if (useCompression) {
    this.isCompressed = true;
    try {
      os = new BZip2CompressorOutputStream(cos);
    } catch (IOException e) {
      throw new TransportException("unable to create BZip2CompressorOutputStream", e);
    }
  } else {
    this.isCompressed = false;
    os = cos;
  }
}
 

protected byte[] getBytes(int compressLevel) {
	try {
		CloverDataFormatter formatter = new CloverDataFormatter();
		formatter.setCompressLevel(compressLevel);
		DataRecordMetadata metadata = getMetadata();
		formatter.init(metadata);
		ByteArrayOutputStream os = new ByteArrayOutputStream();
		formatter.setDataTarget(os);
		formatter.writeHeader();
		DataRecord record = DataRecordFactory.newRecord(metadata);
		CloverBuffer buffer = null;
		if (formatter.isDirect()) {
			buffer = CloverBuffer.allocate(Defaults.Record.RECORD_INITIAL_SIZE, Defaults.Record.RECORD_LIMIT_SIZE);
		}
		record.getField(0).setValue("test1");
		writeRecord(formatter, record, buffer);
		record.getField(0).setValue("test2");
		writeRecord(formatter, record, buffer);
		formatter.writeFooter();
		formatter.flush();
		formatter.close();
		return os.toByteArray();
	} catch (Exception e) {
		throw new RuntimeException(e);
	}
}
 

@Override
public void getNext(CAS aCAS)
        throws IOException, CollectionException
{
    // nextTarEntry cannot be null here!
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    int size = IOUtils.copy(tarArchiveInputStream, buffer);

    String entryName = nextTarEntry.getName();
    getLogger().debug("Loaded " + size + " bytes from " + entryName);

    // and move forward
    fastForwardToNextValidEntry();

    // and now create JCas
    InputStream inputStream = new ByteArrayInputStream(buffer.toByteArray());
    try {
        XmiCasDeserializer.deserialize(inputStream, aCAS, lenient);
    }
    catch (SAXException e) {
        throw new IOException(e);
    }
}
 

public MemoryJarClassLoader(ClassLoader parentClassLoader, File jarFile) throws FileNotFoundException, IOException {
	super(parentClassLoader);
	this.jarFile = jarFile;
	try (FileInputStream fileInputStream = new FileInputStream(jarFile)) {
		try (JarInputStream jarInputStream = new JarInputStream(fileInputStream)) {
			JarEntry entry = jarInputStream.getNextJarEntry();
			while (entry != null) {
				if (entry.getName().endsWith(".jar")) {
					ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
					IOUtils.copy(jarInputStream, byteArrayOutputStream);
					
					// Not storing the original JAR, so future code will be unable to read the original
					loadSubJars(byteArrayOutputStream.toByteArray());
				} else {
					// Files are being stored deflated in memory because most of the time a lot of files are not being used (or the complete plugin is not being used)
					addDataToMap(jarInputStream, entry);
				}
				entry = jarInputStream.getNextJarEntry();
			}
		}
	}
}
 

@SetEnvironment(executionEnvironments = {ExecutionEnvironment.ALL})
@Test(groups = "wso2.esb", description = "disabling auto primitive option in synapse properties ", enabled = false)
public void testDisablingAutoConversionToScientificNotationInJsonStreamFormatter() throws Exception {
    String payload =
               "{\"state\":[{\"path\":\"user_programs_progress\",\"entry\":" +
               "[{\"value\":\"false\",\"key\":\"testJson14\"}]}]}";

    HttpResponse response = httpClient.doPost("http://localhost:8280/ESBJAVA4572abc/dd",
                                              null, payload, "application/json");
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    response.getEntity().writeTo(bos);
    String exPayload = new String(bos.toByteArray());
    String val = "{\"state\":[{\"path\":\"user_programs_progress\",\"entry\":" +
                 "[{\"value\":\"false\",\"key\":\"testJson14\"}]}]}";
    Assert.assertEquals(val, exPayload);
}
 

/**
 * Converts a BufferedInputStream to a byte array
 *
 * @param inputStream
 * @param bufferLength
 * @return
 * @throws IOException
 */
private byte[] convertBufferToBytes(BufferedInputStream inputStream, int bufferLength) throws IOException {
    if (inputStream == null)
        return null;
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    byte[] buffer = new byte[bufferLength];
    int x = inputStream.read(buffer, 0, bufferLength);
    Log.i("GraphServiceController", "bytes read from picture input stream " + String.valueOf(x));

    int n = 0;
    try {
        while ((n = inputStream.read(buffer, 0, bufferLength)) >= 0) {
            outputStream.write(buffer, 0, n);
        }
        inputStream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }

    outputStream.close();
    return outputStream.toByteArray();
}
 

@Test
public void testSecureCopyFile() throws JSchException, IOException {
    final JschBuilder mockJschBuilder = mock(JschBuilder.class);
    final JSch mockJsch = mock(JSch.class);
    final Session mockSession = mock(Session.class);
    final ChannelExec mockChannelExec = mock(ChannelExec.class);
    final byte [] bytes = {0};
    final ByteArrayOutputStream out = new ByteArrayOutputStream();
    when(mockChannelExec.getInputStream()).thenReturn(new TestInputStream());
    when(mockChannelExec.getOutputStream()).thenReturn(out);
    when(mockSession.openChannel(eq("exec"))).thenReturn(mockChannelExec);
    when(mockJsch.getSession(anyString(), anyString(), anyInt())).thenReturn(mockSession);
    when(mockJschBuilder.build()).thenReturn(mockJsch);
    when(Config.mockSshConfig.getJschBuilder()).thenReturn(mockJschBuilder);
    when(Config.mockRemoteCommandExecutorService.executeCommand(any(RemoteExecCommand.class))).thenReturn(mock(RemoteCommandReturnInfo.class));
    final String source = BinaryDistributionControlServiceImplTest.class.getClassLoader().getResource("binarydistribution/copy.txt").getPath();
    binaryDistributionControlService.secureCopyFile("someHost", source, "./build/tmp");
    verify(Config.mockSshConfig).getJschBuilder();
    assertEquals("C0644 12 copy.txt\nsome content\0", out.toString(StandardCharsets.UTF_8));
}
 

@Before
public void initTest() {
    outputStream = new ByteArrayOutputStream();
    ps = new PrintStream(outputStream, true);

    marathon = Mockito.mock(Marathon.class);

    mesosCluster = Mockito.mock(MesosCluster.class);
    when(mesosCluster.getMarathon()).thenReturn(marathon);

    repository = Mockito.mock(ClusterRepository.class);
    when(repository.loadCluster(Matchers.any(MesosClusterFactory.class))).thenReturn(mesosCluster);

    commandUninstall = new CommandUninstall(ps);
    commandUninstall.setRepository(repository);
}
 

public static WarpScriptStackFunction wrap(String name, InputStream in, boolean secure) {
  ByteArrayOutputStream baos = new ByteArrayOutputStream();
  
  byte[] buf = new byte[1024];

  try {
    while(true) {
      int len = in.read(buf);
      
      if (len < 0) {
        break;
      }
      
      baos.write(buf, 0, len);
    }      
    
    in.close();
    
    String mc2 = new String(baos.toByteArray(), StandardCharsets.UTF_8);
    
    return wrap(name, mc2, secure);
  } catch (IOException ioe) {
    throw new RuntimeException(ioe);
  }
}
 

@Test
public void body() {
    Request request = new RequestBuilderImpl()
            .body(new JsonObject().put("name", "value"))
            .build();

    assertEquals("value", request.body().asJson().toBlocking().last().get("name").asString());
    assertEquals("value", new JsonObject(request.body().asString().toBlocking().last()).get("name").asString());
    assertEquals("value", new JsonObject(new String(request.body().asBytes().toBlocking().last())).get("name").asString());
    assertEquals("value", new JsonObject(new String(request.body().asChunks()
            .collect(
                    () -> new ByteArrayOutputStream(),
                    (stream, chunk) -> {
                        try {
                            stream.write(chunk);
                        } catch (IOException e) { }
                    })
            .map(stream -> stream.toByteArray())
            .toBlocking().last())).get("name").asString());

    request = new RequestBuilderImpl()
            .body(new JsonArray("[{\"name\" : \"value\"}]"))
            .build();

    assertEquals("value", request.body().asJsonArray().toBlocking().last().get("name").asString());
}
 

@Test
public void testSerDe() {
  TinyMetric metric = createMetric();
  for (int i = 1; i <= 10; i++) {
    metric.append(i);
  }
  Kryo kryo = new Kryo();
  ByteArrayOutputStream bao = new ByteArrayOutputStream();
  Output output = new Output(bao);
  kryo.writeObject(output, metric);
  output.close();
  TinyMetric deser =
      kryo.readObject(new Input(new ByteArrayInputStream(bao.toByteArray())), TinyMetric.class);
  assertEquals(metric.size(), deser.size());
  assertEquals(metric.getNumRecords(), deser.getNumRecords());
  for (int i = 0; i < metric.getNumRecords(); i++) {
    assertEquals(metric.get(i), deser.get(i));
  }
}
 

/**
 * Serializes the {@link Serializable} object passed and returns it as a byte array.
 *
 * @param object The object to serialize
 *
 * @return the byte stream with the object serialized in it.
 *
 * @throws ObjectSerializationException if an I/O exception occurs while serializing the object.
 */
public final byte[] writeObject(final Serializable object) throws ObjectSerializationException
{
    final ByteArrayOutputStream bytes = new ByteArrayOutputStream();

    try(final ObjectOutputStream stream = new ObjectOutputStream(bytes))
    {
        stream.writeObject(object);
    }
    catch(final IOException e)
    {
        throw new ObjectSerializationException(e);
    }

    return bytes.toByteArray();
}
 

@SetEnvironment(executionEnvironments = { ExecutionEnvironment.ALL })
@Test(groups = "wso2.esb", description = "disabling auto primitive option with a given regex pattern in synapse "
        + "properties  ")
public void testDisablingAutoConversionToScientificNotationInJsonStreamFormatter() throws Exception {
    String payload = "<coordinates>\n" + "   <location>\n" + "       <name>Bermuda Triangle</name>\n"
            + "       <n>25e1</n>\n" + "       <w>7.1e1</w>\n" + "   </location>\n" + "   <location>\n"
            + "       <name>Eiffel Tower</name>\n" + "       <n>4.8e3</n>\n" + "       <e>1.8e2</e>\n"
            + "   </location>\n" + "</coordinates>";
    HttpResponse response = httpClient
            .doPost(getProxyServiceURLHttp("JSONDisableAutoPrimitiveNumericTestProxy"), null, payload,
                    "application/xml");
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    response.getEntity().writeTo(bos);
    String actualResult = new String(bos.toByteArray());
    String expectedPayload = "{\"coordinates\":{\"location\":[{\"name\":\"Bermuda Triangle\",\"n\":\"25e1\""
            + ",\"w\":\"7.1e1\"},{\"name\":\"Eiffel Tower\",\"n\":\"4.8e3\",\"e\":\"1.8e2\"}]}}";
    Assert.assertEquals(actualResult, expectedPayload);
}
 

@Override
public DataBuffer compress(DataBuffer buffer) {
    try {
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        GZIPOutputStream gzip = new GZIPOutputStream(stream);
        DataOutputStream dos = new DataOutputStream(gzip);

        buffer.write(dos);
        dos.flush();
        dos.close();

        byte[] bytes = stream.toByteArray();
        //            logger.info("Bytes: {}", Arrays.toString(bytes));
        BytePointer pointer = new BytePointer(bytes);
        CompressionDescriptor descriptor = new CompressionDescriptor(buffer, this);
        descriptor.setCompressedLength(bytes.length);

        CompressedDataBuffer result = new CompressedDataBuffer(pointer, descriptor);

        return result;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}
 

@Override
protected byte[] getBytes() {
	if (bytes == null) {
		try {
			XLSXDataFormatter formatter = new XLSXDataFormatter(false, false);
			formatter.init(getMetadata());
			ByteArrayOutputStream os = new ByteArrayOutputStream();
			formatter.setDataTarget(Channels.newChannel(os));
			formatter.prepareSheet();
			formatter.writeHeader();
			formatter.writeFooter();
			formatter.close();
			bytes = os.toByteArray();
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}
	
	return bytes;
}
 

public int getVersion() throws Exception {
	ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
	CommandLine cmdLine = new CommandLine(p4d);
	cmdLine.addArgument("-V");
	DefaultExecutor executor = new DefaultExecutor();
	PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
	executor.setStreamHandler(streamHandler);
	executor.execute(cmdLine);

	int version = 0;
	for (String line : outputStream.toString().split("\\n")) {
		if (line.startsWith("Rev. P4D")) {
			Pattern p = Pattern.compile("\\d{4}\\.\\d{1}");
			Matcher m = p.matcher(line);
			while (m.find()) {
				String found = m.group();
				found = found.replace(".", ""); // strip "."
				version = Integer.parseInt(found);
			}
		}
	}
	logger.info("P4D Version: " + version);
	return version;
}
 

/**
 * Encrypt a test string with an asymmetric key and check that it can be decrypted
 * @throws IOException
 * @throws PGPException
 */
@Test
public void encryptAsym() throws IOException, PGPException {
  ByteArrayOutputStream baos = new ByteArrayOutputStream();
  OutputStream os = GPGFileEncryptor.encryptFile(baos, getClass().getResourceAsStream(PUBLIC_KEY),
      Long.parseUnsignedLong(KEY_ID, 16), "CAST5");

  os.write(EXPECTED_FILE_CONTENT_BYTES);
  os.close();
  baos.close();

  byte[] encryptedBytes = baos.toByteArray();

  try (InputStream is = GPGFileDecryptor.decryptFile(new ByteArrayInputStream(encryptedBytes),
      getClass().getResourceAsStream(PRIVATE_KEY), PASSPHRASE)) {
    byte[] decryptedBytes = IOUtils.toByteArray(is);

    Assert.assertNotEquals(EXPECTED_FILE_CONTENT_BYTES, encryptedBytes);
    Assert.assertEquals(EXPECTED_FILE_CONTENT_BYTES, decryptedBytes);
  }
}
 

/**
 * Converts an inputStream to a byte array. The input stream should be a stream of profile
 * picture bytes that comes in the response to a GET request on the  Microsoft Graph API
 *
 * @param inputStream
 * @return
 */
private byte[] inputStreamToByteArray(InputStream inputStream) throws IOException {
    byte[] pictureBytes = null;
    try {
        BufferedInputStream bufferedInputStream = (BufferedInputStream) inputStream;
        byte[]              buff                = new byte[8000];


        ByteArrayOutputStream bao       = new ByteArrayOutputStream();
        int                   bytesRead = 0;

        //This seems to be executing on the main thread!!!
        while ((bytesRead = bufferedInputStream.read(buff)) != -1) {
            bao.write(buff, 0, bytesRead);
        }
        pictureBytes = bao.toByteArray();

        bao.close();
    } catch (IOException ex) {
        DebugLogger.getInstance().writeLog(Level.SEVERE,
                                           "Attempting to read buffered network resource",
                                           ex);
    }

    return pictureBytes;
}
 

/**
 * 데이타 전송
 * @param event
 * @throws Exception
 * @return void
 */
public void send(COL_ONEM2M event) throws Exception {
	EncoderFactory avroEncoderFactory = EncoderFactory.get();
	SpecificDatumWriter<COL_ONEM2M> avroEventWriter = new SpecificDatumWriter<COL_ONEM2M>(COL_ONEM2M.SCHEMA$);
	
	ByteArrayOutputStream stream = new ByteArrayOutputStream();
	BinaryEncoder binaryEncoder = avroEncoderFactory.binaryEncoder(stream,null);

	try {
		avroEventWriter.write(event, binaryEncoder);
		binaryEncoder.flush();
	} catch (IOException e) {
		e.printStackTrace();
		throw e;
	}
	IOUtils.closeQuietly(stream);

	KeyedMessage<String, byte[]> data = new KeyedMessage<String, byte[]>(
			TOPIC, stream.toByteArray());

	producer.send(data);
}
 

ActionResult<Wo> execute(EffectivePerson effectivePerson, String id) throws Exception {
	try (EntityManagerContainer emc = EntityManagerContainerFactory.instance().create()) {
		ActionResult<Wo> result = new ActionResult<>();
		Attachment2 attachment = emc.find(id, Attachment2.class, ExceptionWhen.not_found);
		/* 判断文件的当前用户是否是管理员或者文件创建者 或者当前用户在分享或者共同编辑中 */
		if (effectivePerson.isNotManager() && effectivePerson.isNotPerson(attachment.getPerson())) {
			throw new Exception("person{name:" + effectivePerson.getDistinguishedName() + "} access attachment{id:"
					+ id + "} denied.");
		}
		OriginFile originFile = emc.find(attachment.getOriginFile(),OriginFile.class);
		if (null == originFile) {
			throw new ExceptionAttachmentNotExist(id,attachment.getOriginFile());
		}
		StorageMapping mapping = ThisApplication.context().storageMappings().get(OriginFile.class,
				originFile.getStorage());
		try (ByteArrayOutputStream output = new ByteArrayOutputStream()) {
			originFile.readContent(mapping, output);
			String value = Base64.encodeBase64String(output.toByteArray());
			Wo wo = new Wo();
			wo.setValue(value);
			result.setData(wo);
		}
		return result;
	}
}
 

@Test
public void testLogMessagesWithEmptyLastParams() throws IOException {
  List<LogData> list = new ArrayList<>();
  LogData ld1 = new LogDataBuilder().withId(1).withDate(new Date()).withLevel(Level.INFO).withMessage("My Message1").build();
  LogData ld2 = new LogDataBuilder().withId(2).withDate(new Date()).withLevel(Level.INFO).withMessage("My Message2").build();
  list.add(ld1);
  list.add(ld2);
  ByteArrayOutputStream out = new ByteArrayOutputStream();
  ver2.saveLogsList(out, list);

  ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
  List<LogData> loadLogsList = ver2.loadLogsList(in);

  AssertJUnit.assertEquals(2, loadLogsList.size());
  AssertJUnit.assertEquals(ld1.getMessage(), loadLogsList.get(0).getMessage());
  AssertJUnit.assertEquals(ld2.getMessage(), loadLogsList.get(1).getMessage());
  AssertJUnit.assertEquals(ld1, loadLogsList.get(0));
  AssertJUnit.assertEquals(ld2, loadLogsList.get(1));
}
 

@Test
public void entityTests() {
    assertEquals("test", new BytesBody("test".getBytes()).asString().toBlocking().last());
    assertEquals("test", new String(new BytesBody("test".getBytes()).asBytes().toBlocking().last()));
    assertEquals("test", new String(new BytesBody("test".getBytes())
            .asChunks()
            .collect(
                    () -> new ByteArrayOutputStream(),
                    (stream, chunk) -> {
                        try {
                            stream.write(chunk);
                        } catch (IOException e) {
                        }
                    })
            .map(stream -> stream.toByteArray()).toBlocking().last()));
    Assert.assertEquals("value", new BytesBody("{\"name\":\"value\"}".getBytes())
            .asJson().toBlocking().last().get("name").asString());
    assertEquals("value", new BytesBody("[{\"name\":\"value\"}]".getBytes())
            .asJsonArray().toBlocking().last().get("name").asString());
}
 

public void sync() throws IOException {
    if (entries != null) {
        if (entries.isDirty()) {
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            entries.save(out);
            zip.update(ENTRIES_FILE_NAME, out.toByteArray());
        }
    }
    zip.sync();
}
 

@Override
public byte[] toByteArray() throws SteemInvalidTransactionException {
    try (ByteArrayOutputStream serializedVersion = new ByteArrayOutputStream()) {
        serializedVersion.write(SteemJUtils.transformIntToByteArray(versionNumber));

        return serializedVersion.toByteArray();
    } catch (IOException e) {
        throw new SteemInvalidTransactionException(
                "A problem occured while transforming the version object into a byte array.", e);
    }
}
 

ActionResult<Wo> execute(EffectivePerson effectivePerson, String id, Integer scale) throws Exception {
	try (EntityManagerContainer emc = EntityManagerContainerFactory.instance().create()) {
		ActionResult<Wo> result = new ActionResult<>();
		Attachment2 attachment = emc.find(id, Attachment2.class, ExceptionWhen.not_found);
		/* 判断文件的当前用户是否是管理员或者文件创建者 或者当前用户在分享或者共同编辑中 */
		if (effectivePerson.isNotManager() && effectivePerson.isNotPerson(attachment.getPerson())) {
			throw new Exception("person{name:" + effectivePerson.getDistinguishedName() + "} access attachment{id:"
					+ id + "} denied.");
		}
		if (!ArrayUtils.contains(IMAGE_EXTENSIONS, attachment.getExtension())) {
			throw new Exception("attachment not image file.");
		}
		if (scale < 0 || scale > 100) {
			throw new Exception("invaild scale:" + scale + ".");
		}
		OriginFile originFile = emc.find(attachment.getOriginFile(),OriginFile.class);
		if (null == originFile) {
			throw new ExceptionAttachmentNotExist(id,attachment.getOriginFile());
		}
		StorageMapping mapping = ThisApplication.context().storageMappings().get(OriginFile.class,
				originFile.getStorage());
		try (ByteArrayOutputStream output = new ByteArrayOutputStream()) {
			originFile.readContent(mapping, output);
			try (ByteArrayInputStream input = new ByteArrayInputStream(output.toByteArray())) {
				BufferedImage src = ImageIO.read(input);
				int width = (src.getWidth() * scale) / (int) 100;
				int height = (src.getHeight() * scale) / (int) 100;
				BufferedImage scalrImage = Scalr.resize(src, width, height);
				try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
					ImageIO.write(scalrImage, "png", baos);
					String str = Base64.encodeBase64String(baos.toByteArray());
					Wo wo = new Wo();
					wo.setValue(str);
					result.setData(wo);
				}
			}
		}
		return result;
	}
}
 

ActionResult<Wo> execute(EffectivePerson effectivePerson, String id, Integer scale) throws Exception {
	try (EntityManagerContainer emc = EntityManagerContainerFactory.instance().create()) {
		ActionResult<Wo> result = new ActionResult<>();
		Attachment2 attachment = emc.find(id, Attachment2.class, ExceptionWhen.not_found);
		/* 判断文件的当前用户是否是管理员或者文件创建者 或者当前用户在分享或者共同编辑中 */
		if (effectivePerson.isNotManager() && effectivePerson.isNotPerson(attachment.getPerson())) {
			throw new Exception("person{name:" + effectivePerson.getDistinguishedName() + "} access attachment{id:"
					+ id + "} denied.");
		}
		if (!ArrayUtils.contains(IMAGE_EXTENSIONS, attachment.getExtension())) {
			throw new Exception("attachment not image file.");
		}
		if (scale < 0 || scale > 100) {
			throw new Exception("invaild scale:" + scale + ".");
		}
		OriginFile originFile = emc.find(attachment.getOriginFile(),OriginFile.class);
		if (null == originFile) {
			throw new ExceptionAttachmentNotExist(id,attachment.getOriginFile());
		}
		StorageMapping mapping = ThisApplication.context().storageMappings().get(OriginFile.class,
				originFile.getStorage());
		try (ByteArrayOutputStream output = new ByteArrayOutputStream()) {
			originFile.readContent(mapping, output);
			try (ByteArrayInputStream input = new ByteArrayInputStream(output.toByteArray())) {
				BufferedImage src = ImageIO.read(input);
				int width = (src.getWidth() * scale) / (int) 100;
				int height = (src.getHeight() * scale) / (int) 100;
				BufferedImage scalrImage = Scalr.resize(src, width, height);
				try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
					ImageIO.write(scalrImage, "png", baos);
					String str = Base64.encodeBase64String(baos.toByteArray());
					Wo wo = new Wo();
					wo.setValue(str);
					result.setData(wo);
				}
			}
		}
		return result;
	}
}
 

@Test
public void testCopy1() throws Exception {
    final ByteArrayOutputStream proxy = new ByteArrayOutputStream(20);
    final MemorySegementingOutputStream out = new MemorySegementingOutputStream(proxy, 32768);
    final byte[] content = RandomUtils.nextBytes(40500);
    out.write(content, 0, 32800);
    assertEquals(32768, proxy.toByteArray().length);
    out.write(content, 32800, 7700);
    out.close();
    assertArrayEquals(content, proxy.toByteArray());
}
 

@Test
public void testExportToM3U() throws Exception {

    when(mediaFileDao.getFilesInPlaylist(eq(23))).thenReturn(getPlaylistFiles());
    when(settingsService.getPlaylistExportFormat()).thenReturn("m3u");

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    playlistService.exportPlaylist(23, outputStream);
    String actual = outputStream.toString();
    Assert.assertEquals(IOUtils.toString(getClass().getResourceAsStream("/PLAYLISTS/23.m3u")), actual);
}
 

@Test
public void testFragmentWithSDCData() throws IOException {
  ByteArrayOutputStream baos = new ByteArrayOutputStream();
  Source.Context context =
      ContextInfoCreator.createSourceContext("foo", false, OnRecordError.TO_ERROR, Arrays.asList("a"));
  ContextExtensions ext = (ContextExtensions) context;
  RecordWriter rw = ext.createRecordWriter(baos);
  Record r1 = RecordCreator.create();
  r1.set(Field.create(true));
  Record r2 = RecordCreator.create();
  r2.set(Field.create(1));
  Record r3 = RecordCreator.create();
  r3.set(Field.create("a"));
  List<Record> records = Arrays.asList(r1, r2 , r3);
  for (Record record : records) {
    rw.write(record);
  }
  rw.close();
  List<byte[]> fragments =
      new SdcIpcRequestFragmenter().fragmentInternal(new ByteArrayInputStream(baos.toByteArray()), 1000, 2000);
  Assert.assertEquals(2, fragments.size());
  List<Record> got = new ArrayList<>();
  for (byte[] fragment : fragments) {
    InputStream is = new ByteArrayInputStream(fragment);
    RecordReader rr = ext.createRecordReader(is, 0, 500);
    Record r = rr.readRecord();
    while (r != null) {
      got.add(r);
      r = rr.readRecord();
    }
    rr.close();
  }
  Assert.assertEquals(records, got);
}
 

@TargetApi(21)
private byte[] getTestPicture() {
    byte[] bytes = new byte[1024];
    int resId = Connect.getInstance().getResources().getIdentifier("test","drawable",Connect.getInstance().getPackageName());
    Drawable image = Connect.getInstance().getDrawable(resId);
    Bitmap bitmap = ((BitmapDrawable)image).getBitmap();
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.JPEG,100,stream);
    bytes = stream.toByteArray();
    return bytes;
}