Esempio n. 1
1
 public void setContent(byte[] cntnt) throws Exception {
   StringBuffer sb = new StringBuffer(isHTTP11 ? "HTTP/1.1" : "HTTP/1.0");
   sb.append(OK_HDR);
   sb.append("Content-Type: ");
   sb.append(contentType);
   if (!isHTTP11 || !keepAlive || isMessages) {
     sb.append("\r\nConnection: close\r\nProxy-Connection: close");
   } else {
     sb.append("\r\nConnection: Keep-Alive\r\nProxy-Connection: Keep-Alive");
     sb.append("\r\nContent-Length: ");
     sb.append(cntnt.length);
   }
   sb.append("\r\n\r\n");
   sb.trimToSize();
   CharBuffer cb = CharBuffer.wrap(sb.toString());
   ByteBuffer tempBuffer;
   try {
     tempBuffer = Charset.forName("iso-8859-1").newEncoder().encode(cb);
   } catch (CharacterCodingException cce) {
     Server.debug(this, "prepareForSending: ", cce, Server.MSG_ERROR, Server.LVL_MINOR);
     try {
       tempBuffer = ByteBuffer.wrap(cb.toString().getBytes(Server.srv.DEFAULT_CHARSET));
     } catch (Exception e) {
       Server.debug(this, "prepareForSending: ", e, Server.MSG_ERROR, Server.LVL_MAJOR);
       throw e;
     }
   }
   this.buf = ByteBuffer.allocate(tempBuffer.capacity() + cntnt.length);
   this.buf.put(tempBuffer.array());
   this.buf.put(cntnt);
   this.buf.flip();
 }
Esempio n. 2
0
  @SuppressWarnings("unchecked")
  private void sendMessageText(boolean last) throws WsIOException {
    if (textMsgHandler instanceof WrappedMessageHandler) {
      long maxMessageSize = ((WrappedMessageHandler) textMsgHandler).getMaxMessageSize();
      if (maxMessageSize > -1 && messageBufferText.remaining() > maxMessageSize) {
        throw new WsIOException(
            new CloseReason(
                CloseCodes.TOO_BIG,
                sm.getString(
                    "wsFrame.messageTooBig",
                    Long.valueOf(messageBufferText.remaining()),
                    Long.valueOf(maxMessageSize))));
      }
    }

    try {
      if (textMsgHandler instanceof MessageHandler.Partial<?>) {
        ((MessageHandler.Partial<String>) textMsgHandler)
            .onMessage(messageBufferText.toString(), last);
      } else {
        // Caller ensures last == true if this branch is used
        ((MessageHandler.Whole<String>) textMsgHandler).onMessage(messageBufferText.toString());
      }
    } catch (Throwable t) {
      handleThrowableOnSend(t);
    } finally {
      messageBufferText.clear();
    }
  }
  /**
   * Read a 'n' bytes from buffer into a String where n is the framesize - offset so therefore
   * cannot use this if there are other objects after it because it has no delimiter.
   *
   * <p>Must take into account the text encoding defined in the Encoding Object ID3 Text Frames
   * often allow multiple strings seperated by the null char appropriate for the encoding.
   *
   * @param arr this is the buffer for the frame
   * @param offset this is where to start reading in the buffer for this field
   * @throws NullPointerException
   * @throws IndexOutOfBoundsException
   */
  public void readByteArray(byte[] arr, int offset) throws InvalidDataTypeException {
    logger.finest("Reading from array from offset:" + offset);

    // Get the Specified Decoder
    String charSetName = getTextEncodingCharSet();
    CharsetDecoder decoder = Charset.forName(charSetName).newDecoder();
    decoder.reset();

    // Decode sliced inBuffer
    ByteBuffer inBuffer;
    // #302 [dallen] truncating array manually since the decoder.decode() does not honor the offset
    // in the in buffer
    byte[] truncArr = new byte[arr.length - offset];
    System.arraycopy(arr, offset, truncArr, 0, truncArr.length);
    inBuffer = ByteBuffer.wrap(truncArr);

    CharBuffer outBuffer = CharBuffer.allocate(arr.length - offset);
    CoderResult coderResult = decoder.decode(inBuffer, outBuffer, true);
    if (coderResult.isError()) {
      logger.warning("Decoding error:" + coderResult.toString());
    }
    decoder.flush(outBuffer);
    outBuffer.flip();

    // If using UTF16 with BOM we then search through the text removing any BOMs that could exist
    // for multiple values, BOM could be Big Endian or Little Endian
    if (charSetName.equals(TextEncoding.CHARSET_UTF_16)) {
      value = outBuffer.toString().replace("\ufeff", "").replace("\ufffe", "");
    } else {
      value = outBuffer.toString();
    }
    // SetSize, important this is correct for finding the next datatype
    setSize(arr.length - offset);
    logger.config("Read SizeTerminatedString:" + value + " size:" + size);
  }
Esempio n. 4
0
  // Check if DatagramChannel.send while connected can include
  // address without throwing
  private static void test1() throws Exception {

    DatagramChannel sndChannel = DatagramChannel.open();
    sndChannel.socket().bind(null);
    InetSocketAddress sender =
        new InetSocketAddress(InetAddress.getLocalHost(), sndChannel.socket().getLocalPort());

    DatagramChannel rcvChannel = DatagramChannel.open();
    rcvChannel.socket().bind(null);
    InetSocketAddress receiver =
        new InetSocketAddress(InetAddress.getLocalHost(), rcvChannel.socket().getLocalPort());

    rcvChannel.connect(sender);
    sndChannel.connect(receiver);

    ByteBuffer bb = ByteBuffer.allocate(256);
    bb.put("hello".getBytes());
    bb.flip();
    int sent = sndChannel.send(bb, receiver);
    bb.clear();
    rcvChannel.receive(bb);
    bb.flip();
    CharBuffer cb = Charset.forName("US-ASCII").newDecoder().decode(bb);
    if (!cb.toString().startsWith("h")) throw new RuntimeException("Test failed");

    rcvChannel.close();
    sndChannel.close();
  }
 private static String readFromFile(File file) throws IOException {
   Reader reader = new FileReader(file);
   CharBuffer charBuffer = CharBuffer.allocate(MAX_TEST_DATA_FILE_SIZE);
   reader.read(charBuffer);
   charBuffer.position(0);
   return charBuffer.toString().trim();
 }
Esempio n. 6
0
  // Check if the datagramsocket adaptor can send with a packet
  // that has not been initialized with an address; the legacy
  // datagram socket will send in this case
  private static void test2() throws Exception {
    DatagramChannel sndChannel = DatagramChannel.open();
    sndChannel.socket().bind(null);
    InetSocketAddress sender =
        new InetSocketAddress(InetAddress.getLocalHost(), sndChannel.socket().getLocalPort());

    DatagramChannel rcvChannel = DatagramChannel.open();
    rcvChannel.socket().bind(null);
    InetSocketAddress receiver =
        new InetSocketAddress(InetAddress.getLocalHost(), rcvChannel.socket().getLocalPort());

    rcvChannel.connect(sender);
    sndChannel.connect(receiver);

    byte b[] = "hello".getBytes("UTF-8");
    DatagramPacket pkt = new DatagramPacket(b, b.length);
    sndChannel.socket().send(pkt);

    ByteBuffer bb = ByteBuffer.allocate(256);
    rcvChannel.receive(bb);
    bb.flip();
    CharBuffer cb = Charset.forName("US-ASCII").newDecoder().decode(bb);
    if (!cb.toString().startsWith("h")) throw new RuntimeException("Test failed");

    // Check that the pkt got set with the target address;
    // This is legacy behavior
    if (!pkt.getSocketAddress().equals(receiver)) throw new RuntimeException("Test failed");

    rcvChannel.close();
    sndChannel.close();
  }
Esempio n. 7
0
    /** Decode the specified array of bytes according to
     * a charset selection. This function tries
     * to decode a string from the given byte array
     * with the following charsets (in preferred order):
     * <ul>
     * <li>the current charset returned by {@link Charset#defaultCharset()},</li>
     * <li>OEM United States: IBM437,</li>
     * <li>West European: ISO-8859-1,</li>
     * <li>one of the charst returned by {@link Charset#availableCharsets()}.</li>
     * </ul>
     * <p>
     * The IBM437 charset was added to support several specific files (Dbase files)
     * generated from a GIS.
     * 
     * @param bytes is the array of bytes to decode.
     * @return the decoded string with the appropriate charset set.
     */
    public static String decodeString(byte[] bytes) {
    	Charset default_charset = Charset.defaultCharset();
    	Charset west_european = Charset.forName("ISO-8859-1"); //$NON-NLS-1$
    	Charset utf = Charset.forName("UTF-8"); //$NON-NLS-1$
    	
    	String refBuffer = new String(bytes);
    	
		CharBuffer buffer = decodeString(bytes,default_charset,refBuffer.length());

		if ((buffer==null)&&(!default_charset.equals(west_european))) {
			buffer = decodeString(bytes,west_european,refBuffer.length());
		}
    	
		if ((buffer==null)&&(!default_charset.equals(utf))) {
			buffer = decodeString(bytes,utf,refBuffer.length());
		}

		if (buffer==null) {
    		// Decode until one of the available charset replied a value
	    	for (Charset charset : Charset.availableCharsets().values()) {
				buffer = decodeString(bytes,charset,refBuffer.length());
				if (buffer!=null) break;
	    	}
    	}
    	// Use the default encoding
    	if (buffer==null) return refBuffer;
    	return buffer.toString();
    }
Esempio n. 8
0
    @Override
    protected void onTextMessage(CharBuffer message) throws IOException {
      String temp = message.toString();
      JSONObject json = (JSONObject) JSONSerializer.toJSON(temp);

      String type = json.getString("type").toLowerCase().replaceAll(" ", "");
      String location = json.getString("location");
      String lat = json.getString("lat");
      String lng = json.getString("lng");
      String radius = json.getString("radius");
      String keywords = json.getString("keywords");

      String result = null;
      try {
        if (type.equals("overview")) result = getOverViewData(location, lat, lng, radius, keywords);
      } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        JSONObject jsonResult = new JSONObject();
        jsonResult.put("error", "true");
        result = jsonResult.toString();
      }
      if (result == null || result.equals("")) {
        JSONObject jsonResult = new JSONObject();
        jsonResult.put("error", "true");
        result = jsonResult.toString();
      }
      Charset charset = Charset.forName("ISO-8859-1");
      CharsetDecoder decoder = charset.newDecoder();
      CharsetEncoder encoder = charset.newEncoder();
      CharBuffer uCharBuffer = CharBuffer.wrap(result);
      ByteBuffer bbuf = encoder.encode(uCharBuffer);
      CharBuffer cbuf = decoder.decode(bbuf);
      getWsOutbound().writeTextMessage(cbuf);
    }
Esempio n. 9
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 @Override
 public String toString() {
   if (null == data) {
     cb.rewind();
     data = cb.toString().substring(0, size);
   }
   return data;
 }
 private void testControlCharsBuffer(boolean remove, String input, String output)
     throws Exception {
   try (Reader reader = new OverrunReader(new StringReader(input), -1, false, remove)) {
     CharBuffer buff = CharBuffer.allocate(10);
     Assert.assertEquals(output.length(), reader.read(buff));
     buff.flip();
     Assert.assertEquals(output, buff.toString());
   }
 }
Esempio n. 11
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 private BigDecimal toBigDecimal() {
   if (lineBuffer.hasArray()) {
     char[] array = lineBuffer.array();
     int offset = lineBuffer.arrayOffset() + lineBuffer.position();
     int length = lineBuffer.remaining();
     return new BigDecimal(array, offset, length);
   } else {
     return new BigDecimal(lineBuffer.toString());
   }
 }
Esempio n. 12
0
 private Status createStatusInLine(Reason reason, String expected) {
   return new Status(
       reason,
       path,
       currentPhysicalHeadLine,
       currentRecordNumber,
       cellBeginPositions.position(),
       expected,
       lineBuffer.toString());
 }
Esempio n. 13
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  public synchronized String getc(ThreadContext tc) {
    try {
      int maxBytes = (int) enc.maxBytesPerChar();
      ByteBuffer toDecode = ByteBuffer.allocate(maxBytes);
      CharBuffer decoded = CharBuffer.allocate(1);
      for (int i = 0; i < maxBytes; i++) {
        /* Ensure we have a read buffer available. */
        if (readBuffer == null) {
          readBuffer = ByteBuffer.allocate(32768);
          if (chan.read(readBuffer) == -1) {
            /* End of file. */
            eof = true;
            if (i == 0) {
              /* Fine, just no char. */
              return "";
            } else {
              /* Malformed; following will likely throw. */
              toDecode.position(0);
              dec.decode(toDecode, decoded, true).throwException();
              return decoded.toString();
            }
          }
          readBuffer.flip();
        }

        /* Get a character from the read buffer. */
        toDecode.position(i);
        toDecode.put(readBuffer.get());
        if (readBuffer.remaining() == 0) readBuffer = null;

        /* Try to decode; if we fail, try another byte. */
        toDecode.position(0);
        CoderResult cr = dec.decode(toDecode, decoded, false);
        if (!cr.isError()) {
          decoded.rewind();
          return decoded.toString();
        }
      }
      throw new MalformedInputException(maxBytes);
    } catch (IOException e) {
      throw ExceptionHandling.dieInternal(tc, e);
    }
  }
  protected static String guessEncoding(Blob blob) throws IOException {
    // encoding already known?
    if (blob.getEncoding() != null) {
      return null;
    }

    // bad mime type?
    String mimeType = blob.getMimeType();
    if (mimeType == null) {
      return null;
    }
    if (!mimeType.startsWith("text/") && !mimeType.startsWith("application/xhtml")) {
      // not a text file, we shouldn't be in the Note importer
      return null;
    }

    byte[] bytes = blob.getByteArray();

    List<String> charsets = Arrays.asList("utf-8", "iso-8859-1");

    // charset specified in MIME type?
    String CSEQ = "charset=";
    int i = mimeType.indexOf(CSEQ);
    if (i > 0) {
      String onlyMimeType = mimeType.substring(0, i).replace(";", "").trim();
      blob.setMimeType(onlyMimeType);
      String charset = mimeType.substring(i + CSEQ.length());
      i = charset.indexOf(";");
      if (i > 0) {
        charset = charset.substring(0, i);
      }
      charset = charset.trim().replace("\"", "");
      charsets = new ArrayList<String>(charsets);
      charsets.add(0, charset);
    }

    // resort to auto-detection
    for (String charset : charsets) {
      try {
        Charset cs = Charset.forName(charset);
        CharsetDecoder d =
            cs.newDecoder()
                .onMalformedInput(CodingErrorAction.REPORT)
                .onUnmappableCharacter(CodingErrorAction.REPORT);
        CharBuffer cb = d.decode(ByteBuffer.wrap(bytes));
        return cb.toString();
      } catch (IllegalArgumentException e) {
        // illegal charset
      } catch (CharacterCodingException e) {
        // could not decode
      }
    }
    // nothing worked, use platform
    return null;
  }
Esempio n. 15
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 @SuppressWarnings("deprecation")
 @Override
 public void fill(StringOption option) throws CsvFormatException, IOException {
   seekBuffer();
   if (lineBuffer.hasRemaining()) {
     String value = lineBuffer.toString();
     option.modify(value);
   } else {
     option.setNull();
   }
 }
Esempio n. 16
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  /** Decode a string into a ByteBuffer */
  public static String fromByteBuffer(ByteBuffer bb, CharsetDecoder dec) {
    if (bb.remaining() == 0) return "";

    dec.reset();
    CharBuffer cBuff = CharBuffer.allocate(bb.remaining());
    CoderResult r = dec.decode(bb, cBuff, true);
    if (r.isOverflow()) throw new InternalErrorException("fromByteBuffer: decode overflow (1)");
    r = dec.flush(cBuff);
    if (r.isOverflow()) throw new InternalErrorException("fromByteBuffer: decode overflow (2)");
    cBuff.flip();
    return cBuff.toString();
  }
Esempio n. 17
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 public static String byteBufferToString(ByteBuffer buffer) {
   CharBuffer charBuffer = null;
   try {
     Charset charset = Charset.forName("UTF-8");
     CharsetDecoder decoder = charset.newDecoder();
     charBuffer = decoder.decode(buffer);
     buffer.flip();
     return charBuffer.toString();
   } catch (Exception ex) {
     ex.printStackTrace();
     return null;
   }
 }
Esempio n. 18
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 /** {@inheritDoc} */
 @Override
 public void close() throws IOException {
   if (output == null) {
     output = CharBuffer.allocate(8);
   } else {
     output.clear();
   }
   encoder.finalize(output);
   output.flip();
   writer.write(output.toString());
   writer.flush();
   writer.close();
 }
Esempio n. 19
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 /** {@inheritDoc} */
 @Override
 public void write(final byte[] b, final int off, final int len) throws IOException {
   final ByteBuffer input = ByteBuffer.wrap(b, off, len);
   final int required = encoder.outputSize(len - off);
   if (output == null || output.capacity() < required) {
     output = CharBuffer.allocate(required);
   } else {
     output.clear();
   }
   encoder.encode(input, output);
   output.flip();
   writer.write(output.toString());
   writer.flush();
 }
 public String decode(ByteBuffer buffer) {
   Charset charset = null;
   CharsetDecoder decoder = null;
   CharBuffer charBuffer = null;
   try {
     charset = Charset.forName("UTF-8");
     decoder = charset.newDecoder();
     charBuffer = decoder.decode(buffer);
     return charBuffer.toString();
   } catch (Exception ex) {
     ex.printStackTrace();
     return "";
   }
 }
  public static String stringDecode(ByteBuffer oByteBuffer) {
    CharBuffer oDecodedChat;
    Charset charset = Charset.forName("utf8");
    CharsetDecoder decoder = charset.newDecoder();

    try {
      oDecodedChat = decoder.decode(oByteBuffer);
      return oDecodedChat.toString();

    } catch (CharacterCodingException ex) {
      ex.printStackTrace();
    }
    return null;
  }
Esempio n. 22
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 public static String getString(ByteBuffer buffer) {
   Charset charset = null;
   CharsetDecoder decoder = null;
   CharBuffer charBuffer = null;
   try {
     charset = Charset.forName("UTF-8");
     decoder = charset.newDecoder();
     // charBuffer = decoder.decode(buffer);//用这个的话,只能输出来一次结果,第二次显示为空
     charBuffer = decoder.decode(buffer.asReadOnlyBuffer());
     return charBuffer.toString();
   } catch (Exception ex) {
     ex.printStackTrace();
     return "";
   }
 }
  public void testAppendableInterface() {
    CharTermAttributeImpl t = new CharTermAttributeImpl();
    Formatter formatter = new Formatter(t, Locale.ROOT);
    formatter.format("%d", 1234);
    assertEquals("1234", t.toString());
    formatter.format("%d", 5678);
    assertEquals("12345678", t.toString());
    t.append('9');
    assertEquals("123456789", t.toString());
    t.append((CharSequence) "0");
    assertEquals("1234567890", t.toString());
    t.append((CharSequence) "0123456789", 1, 3);
    assertEquals("123456789012", t.toString());
    t.append((CharSequence) CharBuffer.wrap("0123456789".toCharArray()), 3, 5);
    assertEquals("12345678901234", t.toString());
    t.append((CharSequence) t);
    assertEquals("1234567890123412345678901234", t.toString());
    t.append((CharSequence) new StringBuilder("0123456789"), 5, 7);
    assertEquals("123456789012341234567890123456", t.toString());
    t.append((CharSequence) new StringBuffer(t));
    assertEquals("123456789012341234567890123456123456789012341234567890123456", t.toString());
    // very wierd, to test if a subSlice is wrapped correct :)
    CharBuffer buf = CharBuffer.wrap("0123456789".toCharArray(), 3, 5);
    assertEquals("34567", buf.toString());
    t.setEmpty().append((CharSequence) buf, 1, 2);
    assertEquals("4", t.toString());
    CharTermAttribute t2 = new CharTermAttributeImpl();
    t2.append("test");
    t.append((CharSequence) t2);
    assertEquals("4test", t.toString());
    t.append((CharSequence) t2, 1, 2);
    assertEquals("4teste", t.toString());

    try {
      t.append((CharSequence) t2, 1, 5);
      fail("Should throw IndexOutOfBoundsException");
    } catch (IndexOutOfBoundsException iobe) {
    }

    try {
      t.append((CharSequence) t2, 1, 0);
      fail("Should throw IndexOutOfBoundsException");
    } catch (IndexOutOfBoundsException iobe) {
    }

    t.append((CharSequence) null);
    assertEquals("4testenull", t.toString());
  }
Esempio n. 24
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 @Override
 public void endRecord() throws CsvFormatException, IOException {
   if (cellBeginPositions.remaining() > 1) {
     seekBuffer();
     throw new CsvFormatException(
         new Status(
             Reason.TOO_LONG_RECORD,
             path,
             currentPhysicalHeadLine,
             currentRecordNumber,
             cellBeginPositions.position(),
             CHAR_END_OF_RECORD,
             lineBuffer.toString()),
         null);
   }
 }
  public void testAppendableInterfaceWithLongSequences() {
    CharTermAttributeImpl t = new CharTermAttributeImpl();
    t.append((CharSequence) "01234567890123456789012345678901234567890123456789");
    t.append(
        (CharSequence)
            CharBuffer.wrap("01234567890123456789012345678901234567890123456789".toCharArray()),
        3,
        50);
    assertEquals(
        "0123456789012345678901234567890123456789012345678934567890123456789012345678901234567890123456789",
        t.toString());
    t.setEmpty().append((CharSequence) new StringBuilder("01234567890123456789"), 5, 17);
    assertEquals((CharSequence) "567890123456", t.toString());
    t.append(new StringBuffer(t));
    assertEquals((CharSequence) "567890123456567890123456", t.toString());
    // very wierd, to test if a subSlice is wrapped correct :)
    CharBuffer buf = CharBuffer.wrap("012345678901234567890123456789".toCharArray(), 3, 15);
    assertEquals("345678901234567", buf.toString());
    t.setEmpty().append(buf, 1, 14);
    assertEquals("4567890123456", t.toString());

    // finally use a completely custom CharSequence that is not catched by instanceof checks
    final String longTestString = "012345678901234567890123456789";
    t.append(
        new CharSequence() {
          @Override
          public char charAt(int i) {
            return longTestString.charAt(i);
          }

          @Override
          public int length() {
            return longTestString.length();
          }

          @Override
          public CharSequence subSequence(int start, int end) {
            return longTestString.subSequence(start, end);
          }

          @Override
          public String toString() {
            return longTestString;
          }
        });
    assertEquals("4567890123456" + longTestString, t.toString());
  }
  public static void main(String[] args) throws Exception {

    if (args.length < 1) {
      System.out.println("java ScalaInterpretNIO [script file]");
      return;
    }

    FileChannel fc = new FileInputStream(args[0]).getChannel();
    MappedByteBuffer buffer = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
    CharBuffer chb = Charset.defaultCharset().decode(buffer);

    Interpreter p = new Interpreter(new Settings());

    p.interpret(chb.toString());

    p.close();
  }
Esempio n. 27
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    public String decode(byte[] bytes, int start, int length) {
      CharBuffer cbuffer;
      if (length > CHAR_THRESHOLD) {
        cbuffer = UTF8.decode(ByteBuffer.wrap(bytes, start, length));
      } else {
        cbuffer = charBuffer;
        ByteBuffer buffer = byteBuffer;
        cbuffer.clear();
        buffer.clear();
        buffer.put(bytes, start, length);
        buffer.flip();
        decoder.decode(buffer, cbuffer, true);
        cbuffer.flip();
      }

      return cbuffer.toString();
    }
Esempio n. 28
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  /**
   * @param buf UTF-8 encoded bytes
   * @return String UTF-8 decoded result
   */
  public static String asString(ByteBuffer buf) {
    if (buf == null) {
      return null;
    }

    if (buf.hasArray()) {
      return new String(buf.array(), buf.arrayOffset() + buf.position(), buf.remaining(), UTF_8);
    }

    try {
      // Direct buffer
      CharsetDecoder decoder = UTF_8.newDecoder();
      CharBuffer charBuf = decoder.decode(buf.duplicate());
      return charBuf.toString();
    } catch (CharacterCodingException e) {
      throw new RuntimeException(e);
    }
  }
Esempio n. 29
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  /**
   * Decodes buffer containing a String
   *
   * @param buffer the buffer received in a message
   * @return the encodeed String
   */
  public static String decodeString(Buffer buffer) {
    if (buffer == null || buffer.buffer() == null) {
      return null;
    }

    ByteBuffer nioBuffer = buffer.buffer().nioBuffer();
    synchronized (decoder) {
      decoder.reset();
      CharBuffer decoded;
      try {
        decoded = decoder.decode(nioBuffer);
      } catch (CharacterCodingException e) {
        return null;
      }
      decoder.flush(decoded);
      return decoded.toString();
    }
  }
Esempio n. 30
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 /** Gets String contents from channel and closes it. */
 public static String getStringContents(ReadableByteChannel channel) throws IOException {
   // TODO Checks if a supplier would be nice
   try {
     ByteBuffer buffer = ByteBuffer.allocate(1024 * 8);
     StringBuilder sb = new StringBuilder();
     int bytesRead = channel.read(buffer);
     while (bytesRead != -1) {
       buffer.flip();
       CharBuffer charBuffer = StandardCharsets.UTF_8.decode(buffer);
       sb.append(charBuffer.toString());
       buffer.clear();
       bytesRead = channel.read(buffer);
     }
     return sb.toString();
   } finally {
     channel.close();
   }
 }