Java Code Examples for java.io.OutputStream

The following examples show how to use java.io.OutputStream. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: xodus   Source File: VfsStreamsTests.java    License: Apache License 2.0 6 votes vote down vote up
@Test
public void writeRandomAccessRead() throws IOException {
    final Transaction txn = env.beginTransaction();
    final File file0 = vfs.createFile(txn, "file0");
    final OutputStream outputStream = vfs.appendFile(txn, file0);
    outputStream.write((HOEGAARDEN + HOEGAARDEN + HOEGAARDEN + HOEGAARDEN).getBytes(UTF_8));
    outputStream.close();
    txn.flush();
    InputStream inputStream = vfs.readFile(txn, file0, 0);
    Assert.assertEquals(HOEGAARDEN + HOEGAARDEN + HOEGAARDEN + HOEGAARDEN, streamAsString(inputStream));
    inputStream.close();
    inputStream = vfs.readFile(txn, file0, 10);
    Assert.assertEquals(HOEGAARDEN + HOEGAARDEN + HOEGAARDEN, streamAsString(inputStream));
    inputStream.close();
    inputStream = vfs.readFile(txn, file0, 20);
    Assert.assertEquals(HOEGAARDEN + HOEGAARDEN, streamAsString(inputStream));
    inputStream.close();
    inputStream = vfs.readFile(txn, file0, 30);
    Assert.assertEquals(HOEGAARDEN, streamAsString(inputStream));
    inputStream.close();
    txn.abort();
}
 
Example 2
Source Project: gcs   Source File: COSOutputStream.java    License: Mozilla Public License 2.0 6 votes vote down vote up
/**
 * Creates a new COSOutputStream writes to an encoded COS stream.
 * 
 * @param filters Filters to apply.
 * @param parameters Filter parameters.
 * @param output Encoded stream.
 * @param scratchFile Scratch file to use.
 * 
 * @throws IOException If there was an error creating a temporary buffer
 */
COSOutputStream(List<Filter> filters, COSDictionary parameters, OutputStream output,
                ScratchFile scratchFile) throws IOException
{
    super(output);
    this.filters = filters;
    this.parameters = parameters;
    this.scratchFile = scratchFile;

    if (filters.isEmpty())
    {
        this.buffer = null;
    }
    else
    {
        this.buffer = scratchFile.createBuffer();
    }
}
 
Example 3
Source Project: smart-framework   Source File: WebUtil.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * 下载文件
 */
public static void downloadFile(HttpServletResponse response, String filePath) {
    try {
        String originalFileName = FilenameUtils.getName(filePath);
        String downloadedFileName = new String(originalFileName.getBytes("GBK"), "ISO8859_1"); // 防止中文乱码

        response.setContentType("application/octet-stream");
        response.addHeader("Content-Disposition", "attachment;filename=\"" + downloadedFileName + "\"");

        InputStream inputStream = new BufferedInputStream(new FileInputStream(filePath));
        OutputStream outputStream = new BufferedOutputStream(response.getOutputStream());
        StreamUtil.copyStream(inputStream, outputStream);
    } catch (Exception e) {
        logger.error("下载文件出错!", e);
        throw new RuntimeException(e);
    }
}
 
Example 4
Source Project: QiQuYing   Source File: ImgUtil.java    License: Apache License 2.0 6 votes vote down vote up
public static void CopyStream(InputStream is, OutputStream os)  
{  
    final int buffer_size=1024;  
    try  
    {  
        byte[] bytes=new byte[buffer_size];  
        for(;;)  
        {  
          int count=is.read(bytes, 0, buffer_size);  
          if(count==-1)  
              break;  
          os.write(bytes, 0, count);                 
        }
        is.close();  
        os.close(); 
    }  
    catch(Exception ex){
    	ex.printStackTrace();
    }  
}
 
Example 5
Source Project: TelegramApi   Source File: TLBotInlineMediaResult.java    License: MIT License 6 votes vote down vote up
@Override
public void serializeBody(OutputStream stream) throws IOException {
    StreamingUtils.writeInt(flags, stream);
    StreamingUtils.writeTLString(id, stream);
    StreamingUtils.writeTLString(type, stream);
    if ((flags & FLAG_PHOTO) != 0) {
        StreamingUtils.writeTLObject(photo, stream);
    }
    if ((flags & FLAG_DOCUMENT) != 0) {
        StreamingUtils.writeTLObject(photo, stream);
    }
    if ((flags & FLAG_TITLE) != 0) {
        StreamingUtils.writeTLString(title, stream);
    }
    if ((flags & FLAG_DESCRIPTION) != 0) {
        StreamingUtils.writeTLString(title, stream);
    }
    StreamingUtils.writeTLObject(sendMessage, stream);
}
 
Example 6
Source Project: evosql   Source File: InOutUtil.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Implementation only supports unix line-end format and is suitable for
 * processing HTTP and other network protocol communications. Reads and writes
 * a line of data. Returns the number of bytes read/written.
 */
public static int readLine(InputStream in,
                           OutputStream out) throws IOException {

    int count = 0;

    for (;;) {
        int b = in.read();

        if (b == -1) {
            break;
        }

        count++;

        out.write(b);

        if (b == '\n') {
            break;
        }
    }

    return count;
}
 
Example 7
Source Project: ph-commons   Source File: Base16Codec.java    License: Apache License 2.0 6 votes vote down vote up
public void encode (@Nonnull @WillNotClose final InputStream aDecodedIS,
                    @Nonnull @WillNotClose final OutputStream aOS)
{
  ValueEnforcer.notNull (aDecodedIS, "DecodedInputStream");
  ValueEnforcer.notNull (aOS, "OutputStream");

  try
  {
    int nByte;
    while ((nByte = aDecodedIS.read ()) != -1)
    {
      aOS.write (StringHelper.getHexChar ((nByte & 0xf0) >> 4));
      aOS.write (StringHelper.getHexChar (nByte & 0x0f));
    }
  }
  catch (final IOException ex)
  {
    throw new EncodeException ("Failed to encode Base16", ex);
  }
}
 
Example 8
private void write(@NonNull OutputStream out, @NonNull BackupProtos.BackupFrame frame) throws IOException {
  try {
    Conversions.intToByteArray(iv, 0, counter++);
    cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(cipherKey, "AES"), new IvParameterSpec(iv));

    byte[] frameCiphertext = cipher.doFinal(frame.toByteArray());
    byte[] frameMac        = mac.doFinal(frameCiphertext);
    byte[] length          = Conversions.intToByteArray(frameCiphertext.length + 10);

    out.write(length);
    out.write(frameCiphertext);
    out.write(frameMac, 0, 10);
  } catch (InvalidKeyException | InvalidAlgorithmParameterException | IllegalBlockSizeException | BadPaddingException e) {
    throw new AssertionError(e);
  }
}
 
Example 9
protected WriterService createWriterService( final OutputStream out ) throws UnsupportedEncodingException {
  final String encoding =
      configuration.getConfigProperty( HtmlTableModule.ENCODING, EncodingRegistry.getPlatformDefaultEncoding() );

  if ( isCreateBodyFragment() == false ) {
    if ( isInlineStylesRequested() ) {
      return WriterService.createPassThroughService( out, encoding );
    } else {
      if ( isExternalStyleSheetRequested() && isForceBufferedWriting() == false ) {
        return WriterService.createPassThroughService( out, encoding );
      } else {
        return WriterService.createBufferedService( out, encoding );
      }
    }
  } else {
    return WriterService.createPassThroughService( out, encoding );
  }
}
 
Example 10
Source Project: netbeans   Source File: GoldenFileTestBase.java    License: Apache License 2.0 6 votes vote down vote up
@Override
protected void setUp() throws Exception {
    super.setUp();
    File dataDir = getDataDir();
    fname = getName().replace("test", "");
    File f = new File(dataDir, getClass().getName().
            replaceAll("\\.", "/") + "/" + fname + ".fxml");
    
    File w = new File(getWorkDir(), f.getName());
    InputStream is = new FileInputStream(f);
    OutputStream os = new FileOutputStream(w);
    FileUtil.copy(is, os);
    os.close();
    is.close();
    FileObject fo = FileUtil.toFileObject(w);
    sourceDO = DataObject.find(fo);
    document = ((EditorCookie)sourceDO.getCookie(EditorCookie.class)).openDocument();
    hierarchy = TokenHierarchy.get(document);
}
 
Example 11
Source Project: jeka   Source File: HelpDisplayer.java    License: Apache License 2.0 6 votes vote down vote up
static void help(JkCommandSet run, Path xmlFile) {
    final Document document = JkUtilsXml.createDocument();
    final Element runEl = RunClassDef.of(run).toElement(document);
    document.appendChild(runEl);
    if (xmlFile == null) {
        JkUtilsXml.output(document, System.out);
    } else {
        JkUtilsPath.createFile(xmlFile);
        try (final OutputStream os = Files.newOutputStream(xmlFile)) {
            JkUtilsXml.output(document, os);
        } catch (final IOException e) {
            throw JkUtilsThrowable.unchecked(e);
        }
        JkLog.info("Xml help file generated at " + xmlFile);
    }
}
 
Example 12
Source Project: kotlogram   Source File: TLDialog.java    License: MIT License 6 votes vote down vote up
@Override
public void serializeBody(OutputStream stream) throws IOException {
    computeFlags();

    writeInt(flags, stream);
    writeTLObject(peer, stream);
    writeInt(topMessage, stream);
    writeInt(readInboxMaxId, stream);
    writeInt(readOutboxMaxId, stream);
    writeInt(unreadCount, stream);
    writeTLObject(notifySettings, stream);
    if ((flags & 1) != 0) {
        if (pts == null) throwNullFieldException("pts", flags);
        writeInt(pts, stream);
    }
    if ((flags & 2) != 0) {
        if (draft == null) throwNullFieldException("draft", flags);
        writeTLObject(draft, stream);
    }
}
 
Example 13
Source Project: spotbugs   Source File: IO.java    License: GNU Lesser General Public License v2.1 6 votes vote down vote up
public static long copy(@WillNotClose InputStream in, @WillNotClose OutputStream out, long maxBytes)

            throws IOException {
        long total = 0;

        int sz = 0;

        byte buf[] = myByteBuf.get();

        while (maxBytes > 0 && (sz = in.read(buf, 0, (int) Math.min(maxBytes, buf.length))) > 0) {
            total += sz;
            maxBytes -= sz;
            out.write(buf, 0, sz);
        }

        return total;
    }
 
Example 14
Source Project: tajo   Source File: JsonLineSerializer.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public int serialize(OutputStream out, Tuple input) throws IOException {
  JSONObject jsonObject = new JSONObject();

  for (int i = 0; i < projectedPaths.length; i++) {
    String [] paths = projectedPaths[i].split(NestedPathUtil.PATH_DELIMITER);
    putValue(jsonObject, paths[0], paths, 0, i, input);
  }

  String jsonStr = jsonObject.toJSONString();
  byte [] jsonBytes = jsonStr.getBytes(TextDatum.DEFAULT_CHARSET);
  out.write(jsonBytes);
  return jsonBytes.length;
}
 
Example 15
/**
 * Saves the mesh as OBJ format to the given {@link OutputStream}. Currently
 * no texture coordinates are supported or written.
 * 
 * @param stream
 */
public void saveAsOBJ(OutputStream stream) {
    OBJWriter obj = new OBJWriter();
    obj.beginSave(stream);
    saveAsOBJ(obj);
    obj.endSave();
}
 
Example 16
public void getOutputStream(TGBrowserCallBack<OutputStream> cb, TGBrowserElement element) {
	try {
		throw new TGBrowserException("No writable file system");
	} catch (Throwable e) {
		cb.handleError(e);
	}
}
 
Example 17
Source Project: pixymeta-android   Source File: IOUtils.java    License: Eclipse Public License 1.0 5 votes vote down vote up
public static void writeIntMM(OutputStream os, int value) throws IOException {
	os.write(new byte[] {
		(byte)(value >>> 24),
		(byte)(value >>> 16),
		(byte)(value >>> 8),
		(byte)value});
}
 
Example 18
Source Project: baratine   Source File: LinkHamp.java    License: GNU General Public License v2.0 5 votes vote down vote up
public LinkHamp(InputStream is,
                OutputStream os)
{
  this(ServicesAmp.newManager().start(),
       "remote://",
       is, os);
}
 
Example 19
/**
 * Helper method trying to ensure that the file location provided by the user
 * exists. If that is not the case it prompts the user if an empty
 * configuration file should be created.
 *
 * @param location
 *          the configuration file location
 * @throws CheckstylePluginException
 *           error when trying to ensure the location file existance
 */
private boolean ensureFileExists(String location) throws CheckstylePluginException {

  // support dynamic location strings
  String resolvedLocation = ExternalFileConfigurationType.resolveDynamicLocation(location);

  File file = new File(resolvedLocation);
  if (!file.exists()) {
    boolean confirm = MessageDialog.openQuestion(mBtnBrowse.getShell(),
            Messages.ExternalFileConfigurationEditor_titleFileDoesNotExist,
            Messages.ExternalFileConfigurationEditor_msgFileDoesNotExist);
    if (confirm) {

      if (file.getParentFile() != null) {
        file.getParentFile().mkdirs();
      }

      try (OutputStream out = new BufferedOutputStream(new FileOutputStream(file))) {
        ConfigurationWriter.writeNewConfiguration(out, mWorkingCopy);
      } catch (IOException ioe) {
        CheckstylePluginException.rethrow(ioe);
      }
      return true;
    }
    return false;
  }

  return true;
}
 
Example 20
Source Project: pearl   Source File: DiskBasedCache.java    License: Apache License 2.0 5 votes vote down vote up
static void writeLong(OutputStream os, long n) throws IOException {
    os.write((byte)(n >>> 0));
    os.write((byte)(n >>> 8));
    os.write((byte)(n >>> 16));
    os.write((byte)(n >>> 24));
    os.write((byte)(n >>> 32));
    os.write((byte)(n >>> 40));
    os.write((byte)(n >>> 48));
    os.write((byte)(n >>> 56));
}
 
Example 21
Source Project: ignite   Source File: TcpDiscoveryCoordinatorFailureTest.java    License: Apache License 2.0 5 votes vote down vote up
/** {@inheritDoc} */
@Override protected void writeToSocket(
    ClusterNode node,
    Socket sock,
    OutputStream out,
    TcpDiscoveryAbstractMessage msg,
    long timeout
) throws IOException, IgniteCheckedException {
    if (isDrop(msg))
        return;

    super.writeToSocket(node, sock, out, msg, timeout);
}
 
Example 22
Source Project: localization_nifi   Source File: SchemaRecordWriter.java    License: Apache License 2.0 5 votes vote down vote up
private void writeRecordFields(final Record record, final RecordSchema schema, final OutputStream out) throws IOException {
    final DataOutputStream dos = out instanceof DataOutputStream ? (DataOutputStream) out : new DataOutputStream(out);
    for (final RecordField field : schema.getFields()) {
        final Object value = record.getFieldValue(field);

        try {
            writeFieldRepetitionAndValue(field, value, dos);
        } catch (final Exception e) {
            throw new IOException("Failed to write field '" + field.getFieldName() + "'", e);
        }
    }
}
 
Example 23
Source Project: xlsmapper   Source File: AnnoCommentTest.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * 書込みのテスト - メソッドにアノテーションを付与
 */
@Test
public void test_save_comment_method_anno() throws Exception {
    
    // テストデータの作成
    final MethodAnnoSheet outSheet = new MethodAnnoSheet();
    
    outSheet.comment1("コメント1")
        .comment2("コメント2");
    
    // ファイルへの書き込み
    XlsMapper mapper = new XlsMapper();
    mapper.getConfiguration().setContinueTypeBindFailure(true);

    File outFile = new File(OUT_DIR, outFilename);
    try(InputStream template = new FileInputStream(templateFile);
            OutputStream out = new FileOutputStream(outFile)) {

        mapper.save(template, out, outSheet);
    }

    // 書き込んだファイルを読み込み値の検証を行う。
    try(InputStream in = new FileInputStream(outFile)) {
        SheetBindingErrors<MethodAnnoSheet> errors = mapper.loadDetail(in, MethodAnnoSheet.class);

        MethodAnnoSheet sheet = errors.getTarget();
        
        assertThat(sheet.comment1Position).isEqualTo(CellPosition.of("B3"));
        assertThat(sheet.comment2Position).isEqualTo(CellPosition.of("C5"));
    
        assertThat(sheet.labels).isNull();
        
        assertThat(sheet.comments).isNull();

        assertThat(sheet.comment1).isEqualTo(outSheet.comment1);
        assertThat(sheet.comment2).isEqualTo(outSheet.comment2);
    }
        
}
 
Example 24
Source Project: android-mrz-reader   Source File: OcrInitAsyncTask.java    License: Apache License 2.0 5 votes vote down vote up
private boolean copyFile(InputStream in, OutputStream out) throws IOException {
  byte[] buffer = new byte[1024];
  int read;
  while((read = in.read(buffer)) != -1){
    out.write(buffer, 0, read);
  }
  return true;
}
 
Example 25
Source Project: Aria2App   Source File: ProfilesManager.java    License: GNU General Public License v3.0 5 votes vote down vote up
public void save(@NonNull MultiProfile profile) throws IOException, JSONException {
    File file = new File(profilesPath, profile.id + ".profile");
    try (OutputStream out = new FileOutputStream(file)) {
        out.write(profile.toJson().toString().getBytes());
        out.flush();
    }
}
 
Example 26
Source Project: dremio-oss   Source File: QlikAppMessageBodyGenerator.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void writeTo(DatasetConfig dataset, Class<?> type, Type genericType, Annotation[] annotations,
    MediaType mediaType, MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream)
    throws IOException, WebApplicationException {

  List<ViewFieldType> viewFieldTypes = ViewFieldsHelper.getViewFields(dataset);

  ImmutableListMultimap<QlikFieldType, ViewFieldType> mapping = FluentIterable.from(viewFieldTypes).index(FIELD_TO_QLIKTYPE);

  DatasetPath datasetPath = new DatasetPath(dataset.getFullPathList());

  // qlik doesn't like certain characters as an identifier, so lets remove them
  String sanitizedDatasetName = dataset.getName().replaceAll("["+ Pattern.quote("/[email protected] *-=+{}<>,~")+"]+", "_");

  try (PrintWriter pw = new PrintWriter(entityStream)) {
    pw.println("SET DirectIdentifierQuoteChar='" + QUOTE + "';");
    pw.println();
    pw.println("LIB CONNECT TO 'Dremio';");
    pw.println();
    // Create a resident load so that data can be referenced later
    pw.format("%s: DIRECT QUERY\n", sanitizedDatasetName);
    for(Map.Entry<QlikFieldType, Collection<ViewFieldType>> entry: mapping.asMap().entrySet()) {
      writeFields(pw, entry.getKey().name(), entry.getValue());
    }

    /* Qlik supports paths with more than 2 components ("foo"."bar"."baz"."boo"), but each individual path segment
     * must be quoted to work with Dremio.  SqlUtils.quoteIdentifier will only quote when needed, so we do another
     * pass to ensure they are quoted. */
    final List<String> quotedPathComponents = Lists.newArrayList();
    for (final String component : dataset.getFullPathList()) {
      String quoted = SqlUtils.quoteIdentifier(component);
      if (!quoted.startsWith(String.valueOf(SqlUtils.QUOTE)) || !quoted.endsWith(String.valueOf(SqlUtils.QUOTE))) {
        quoted = quoteString(quoted);
      }
      quotedPathComponents.add(quoted);
    }

    pw.format("  FROM %1$s;\n", Joiner.on('.').join(quotedPathComponents));
  }
}
 
Example 27
Source Project: openjdk-jdk8u   Source File: P11KeyStore.java    License: GNU General Public License v2.0 5 votes vote down vote up
/**
 * engineStore currently is a No-op.
 * Entries are stored to the token during engineSetEntry
 *
 * @param stream this must be <code>null</code>
 * @param password this must be <code>null</code>
 */
public synchronized void engineStore(OutputStream stream, char[] password)
    throws IOException, NoSuchAlgorithmException, CertificateException {
    token.ensureValid();
    if (stream != null && !token.config.getKeyStoreCompatibilityMode()) {
        throw new IOException("output stream must be null");
    }

    if (password != null && !token.config.getKeyStoreCompatibilityMode()) {
        throw new IOException("password must be null");
    }
}
 
Example 28
Source Project: hadoop   Source File: RunJar.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Unpack matching files from a jar. Entries inside the jar that do
 * not match the given pattern will be skipped.
 *
 * @param jarFile the .jar file to unpack
 * @param toDir the destination directory into which to unpack the jar
 * @param unpackRegex the pattern to match jar entries against
 */
public static void unJar(File jarFile, File toDir, Pattern unpackRegex)
  throws IOException {
  JarFile jar = new JarFile(jarFile);
  try {
    Enumeration<JarEntry> entries = jar.entries();
    while (entries.hasMoreElements()) {
      final JarEntry entry = entries.nextElement();
      if (!entry.isDirectory() &&
          unpackRegex.matcher(entry.getName()).matches()) {
        InputStream in = jar.getInputStream(entry);
        try {
          File file = new File(toDir, entry.getName());
          ensureDirectory(file.getParentFile());
          OutputStream out = new FileOutputStream(file);
          try {
            IOUtils.copyBytes(in, out, 8192);
          } finally {
            out.close();
          }
        } finally {
          in.close();
        }
      }
    }
  } finally {
    jar.close();
  }
}
 
Example 29
Source Project: Logisim   Source File: GifEncoder.java    License: GNU General Public License v3.0 5 votes vote down vote up
void Write(OutputStream output) throws IOException {
	BitUtils.WriteWord(output, localScreenWidth_);
	BitUtils.WriteWord(output, localScreenHeight_);
	output.write(byte_);
	output.write(backgroundColorIndex_);
	output.write(pixelAspectRatio_);
}
 
Example 30
Source Project: james-project   Source File: ImapRequestStreamHandler.java    License: Apache License 2.0 5 votes vote down vote up
private void writeSignoff(OutputStream output, ImapSession session) {
    try {
        output.write(MAILBOX_DELETED_SIGNOFF);
    } catch (IOException e) {
        LOGGER.warn("Failed to write signoff");
        LOGGER.debug("Failed to write signoff:", e);
    }
}