コード例 #1
0
 public static TransportConfiguration decode(HornetQBuffer buffer) {
   String name = BufferHelper.readNullableSimpleStringAsString(buffer);
   String factoryClassName = buffer.readSimpleString().toString();
   int paramSize = buffer.readInt();
   Map<String, Object> params = new HashMap<String, Object>();
   for (int i = 0; i < paramSize; i++) {
     String key = buffer.readSimpleString().toString();
     String value = buffer.readSimpleString().toString();
     params.put(key, value);
   }
   TransportConfiguration config = new TransportConfiguration(factoryClassName, params, name);
   return config;
 }
コード例 #2
0
 @Override
 public void decodeRest(final HornetQBuffer buffer) {
   synchronizationIsFinished = buffer.readBoolean();
   allowsAutoFailBack = buffer.readBoolean();
   nodeID = buffer.readString();
   if (synchronizationIsFinished) {
     return;
   }
   dataType = SyncDataType.getDataType(buffer.readByte());
   int length = buffer.readInt();
   ids = new long[length];
   for (int i = 0; i < length; i++) {
     ids[i] = buffer.readLong();
   }
 }
コード例 #3
0
ファイル: MessageImpl.java プロジェクト: ryanemerson/hornetq
  // Decode from journal or paging
  public void decode(final HornetQBuffer buff) {
    int start = buff.readerIndex();

    endOfBodyPosition = buff.readInt();

    endOfMessagePosition = buff.getInt(endOfBodyPosition - BUFFER_HEADER_SPACE + start);

    int length = endOfMessagePosition - BUFFER_HEADER_SPACE;

    buffer.setIndex(0, BUFFER_HEADER_SPACE);

    buffer.writeBytes(buff, start, length);

    decode();

    buff.readerIndex(start + length);
  }
コード例 #4
0
  public static List<Pair<TransportConfiguration, TransportConfiguration>> decodeConfigs(
      HornetQBuffer buffer) {
    int size = buffer.readInt();
    List<Pair<TransportConfiguration, TransportConfiguration>> configs =
        new ArrayList<Pair<TransportConfiguration, TransportConfiguration>>(size);

    for (int i = 0; i < size; i++) {
      TransportConfiguration live = decode(buffer);
      boolean hasBackup = buffer.readBoolean();
      TransportConfiguration backup = null;
      if (hasBackup) {
        backup = decode(buffer);
      }
      configs.add(new Pair<TransportConfiguration, TransportConfiguration>(live, backup));
    }

    return configs;
  }
コード例 #5
0
ファイル: Page.java プロジェクト: nebnagrom/hornetq
  public synchronized List<PagedMessage> read(StorageManager storage) throws Exception {
    if (isDebug) {
      HornetQServerLogger.LOGGER.debug(
          "reading page " + this.pageId + " on address = " + storeName);
    }

    if (!file.isOpen()) {
      throw HornetQMessageBundle.BUNDLE.invalidPageIO();
    }

    ArrayList<PagedMessage> messages = new ArrayList<PagedMessage>();

    size.set((int) file.size());
    // Using direct buffer, as described on https://jira.jboss.org/browse/HORNETQ-467
    ByteBuffer directBuffer = storage.allocateDirectBuffer((int) file.size());

    try {

      file.position(0);
      file.read(directBuffer);

      directBuffer.rewind();

      HornetQBuffer fileBuffer = HornetQBuffers.wrappedBuffer(directBuffer);
      fileBuffer.writerIndex(fileBuffer.capacity());

      while (fileBuffer.readable()) {
        final int position = fileBuffer.readerIndex();

        byte byteRead = fileBuffer.readByte();

        if (byteRead == Page.START_BYTE) {
          if (fileBuffer.readerIndex() + DataConstants.SIZE_INT < fileBuffer.capacity()) {
            int messageSize = fileBuffer.readInt();
            int oldPos = fileBuffer.readerIndex();
            if (fileBuffer.readerIndex() + messageSize < fileBuffer.capacity()
                && fileBuffer.getByte(oldPos + messageSize) == Page.END_BYTE) {
              PagedMessage msg = new PagedMessageImpl();
              msg.decode(fileBuffer);
              byte b = fileBuffer.readByte();
              if (b != Page.END_BYTE) {
                // Sanity Check: This would only happen if there is a bug on decode or any internal
                // code, as
                // this
                // constraint was already checked
                throw new IllegalStateException(
                    "Internal error, it wasn't possible to locate END_BYTE " + b);
              }
              msg.initMessage(storage);
              if (isTrace) {
                HornetQServerLogger.LOGGER.trace(
                    "Reading message "
                        + msg
                        + " on pageId="
                        + this.pageId
                        + " for address="
                        + storeName);
              }
              messages.add(msg);
            } else {
              markFileAsSuspect(file.getFileName(), position, messages.size());
              break;
            }
          }
        } else {
          markFileAsSuspect(file.getFileName(), position, messages.size());
          break;
        }
      }
    } finally {
      storage.freeDirectBuffer(directBuffer);
    }

    numberOfMessages.set(messages.size());

    return messages;
  }
コード例 #6
0
 @Override
 public void decodeRest(final HornetQBuffer buffer) {
   timeoutSeconds = buffer.readInt();
 }
コード例 #7
0
 @Override
 public void decodeRest(final HornetQBuffer buffer) {
   credits = buffer.readInt();
   address = buffer.readSimpleString();
 }