How to use

write

method

in

org.jgroups.util.ByteArrayDataOutputStream

public void writeInt(int v) {
  write((v >>> 24) & 0xFF);
  write((v >>> 16) & 0xFF);
  write((v >>>  8) & 0xFF);
  write((v >>>  0) & 0xFF);
}

write(bytearr, 0, utflen+2);

out.write(TYPE_UTF_STRING);
out.writeUTF(str);
byte[] ret=new byte[out.position()];

public void write(byte b[], int off, int len) throws IOException {
  output.write(b, off, len);
}

protected void sendLocalAddress(Address local_addr) throws Exception {
  try {
    int addr_size=local_addr.serializedSize();
    int expected_size=cookie.length + Global.SHORT_SIZE*2 + addr_size;
    ByteArrayDataOutputStream out=new ByteArrayDataOutputStream(expected_size +2);
    out.write(cookie, 0, cookie.length);
    out.writeShort(Version.version);
    out.writeShort(addr_size); // address size
    local_addr.writeTo(out);
    ByteBuffer buf=out.getByteBuffer();
    send(buf, false);
    updateLastAccessed();
  }
  catch(Exception ex) {
    close();
    throw ex;
  }
}

public void writeChar(int v) {
  write((v >>> 8) & 0xFF);
  write((v >>> 0) & 0xFF);
}

public void writeLong(long v) {
  write((byte)(v >>> 56));
  write((byte)(v >>> 48));
  write((byte)(v >>> 40));
  write((byte)(v >>> 32));
  write((byte)(v >>> 24));
  write((byte)(v >>> 16));
  write((byte)(v >>>  8));
  write((byte)(v >>>  0));
}

public void write(int b) throws IOException {
  output.write(b);
}

public void writeShort(int v) {
  write((v >>> 8) & 0xFF);
  write((v >>> 0) & 0xFF);
}

public void write(byte b[]) throws IOException {
  output.write(b);
}

public void write(byte[] b) {
  write(b, 0, b.length);
}

public void writeBoolean(boolean v) {
  write(v ? 1 : 0);
}

public void writeByte(int v) {
  write(v);
}

public void writeBytes(String s) {
  int len=s != null? s.length() : 0;
  if(len > 0)
    ensureCapacity(len);
  for(int i = 0 ; i < len ; i++)
    write((byte)s.charAt(i));
}

/**
 * Serializes/Streams an object into a byte buffer.
 * The object has to implement interface Serializable or Externalizable or Streamable.
 */
public static byte[] objectToByteBuffer(Object obj) throws Exception {
  if(obj == null)
    return TYPE_NULL_ARRAY;
  if(obj instanceof Streamable) {
    int expected_size=obj instanceof SizeStreamable? ((SizeStreamable)obj).serializedSize() : 512;
    final ByteArrayDataOutputStream out=new ByteArrayDataOutputStream(expected_size, true);
    out.write(TYPE_STREAMABLE);
    writeGenericStreamable((Streamable)obj,out);
    return Arrays.copyOf(out.buf,out.position());
  }
  Byte type=PRIMITIVE_TYPES.get(obj.getClass());
  if(type == null) { // will throw an exception if object is not serializable
    final ByteArrayDataOutputStream out_stream=new ByteArrayDataOutputStream(512, true);
    out_stream.write(TYPE_SERIALIZABLE);
    try(ObjectOutputStream out=new ObjectOutputStream(new OutputStreamAdapter(out_stream))) {
      out.writeObject(obj);
      out.flush();
      return Arrays.copyOf(out_stream.buffer(), out_stream.position());
    }
  }
  return marshalPrimitiveType(type, obj);
}

public static Buffer objectToBuffer(Object obj) throws Exception {
  if(obj == null)
    return new Buffer(TYPE_NULL_ARRAY);
  if(obj instanceof Streamable) {
    int expected_size=obj instanceof SizeStreamable? ((SizeStreamable)obj).serializedSize() : 512;
    final ByteArrayDataOutputStream out=new ByteArrayDataOutputStream(expected_size, true);
    out.write(TYPE_STREAMABLE);
    writeGenericStreamable((Streamable)obj,out);
    return out.getBuffer();
  }
  Byte type=PRIMITIVE_TYPES.get(obj.getClass());
  if(type == null) { // will throw an exception if object is not serializable
    final ByteArrayDataOutputStream out_stream=new ByteArrayDataOutputStream(512, true);
    out_stream.write(TYPE_SERIALIZABLE);
    try(ObjectOutputStream out=new ObjectOutputStream(new OutputStreamAdapter(out_stream))) {
      out.writeObject(obj);
      out.flush();
      return out_stream.getBuffer();
    }
  }
  return new Buffer(marshalPrimitiveType(type, obj));
}

public void writeLong(long v) {
  write((byte)(v >>> 56));
  write((byte)(v >>> 48));
  write((byte)(v >>> 40));
  write((byte)(v >>> 32));
  write((byte)(v >>> 24));
  write((byte)(v >>> 16));
  write((byte)(v >>>  8));
  write((byte)(v >>>  0));
}

public void writeInt(int v) {
  write((v >>> 24) & 0xFF);
  write((v >>> 16) & 0xFF);
  write((v >>>  8) & 0xFF);
  write((v >>>  0) & 0xFF);
}

public void writeShort(int v) {
  write((v >>> 8) & 0xFF);
  write((v >>> 0) & 0xFF);
}

public void writeChar(int v) {
  write((v >>> 8) & 0xFF);
  write((v >>> 0) & 0xFF);
}