How to use

AMF3Deserializer

in

org.granite.messaging.amf.io

@SuppressWarnings("unchecked")
protected List<Object> readAMF3VectorObject() throws IOException {
  final int type = readAMF3UnsignedInteger();
  final int lengthOrIndex = type >>> 1;
  
  if ((type & 0x01) == 0) // stored vector.
    return (List<Object>)storedObjects.get(lengthOrIndex);
  readByte(); // fixed flag: unused...
  readAMF3String(); // component class name: unused...
  
  List<Object> vector = new ArrayList<Object>(lengthOrIndex);
  storedObjects.add(vector);
  for (int i = 0; i < lengthOrIndex; i++)
    vector.add(readObject());
  return vector;
}
 

  return Boolean.TRUE;
case AMF3_INTEGER: // 0x04;
  return Integer.valueOf(readAMF3Integer());
case AMF3_NUMBER: // 0x05;
  return readAMF3Double();
case AMF3_STRING: // 0x06;
  return readAMF3String();
case AMF3_XML: // 0x07;
  return readAMF3Xml();
case AMF3_DATE: // 0x08;
  return readAMF3Date();
case AMF3_ARRAY: // 0x09;
  return readAMF3Array();
case AMF3_OBJECT: // 0x0A;
  return readAMF3Object();
case AMF3_XMLSTRING: // 0x0B;
  return readAMF3XmlString();
case AMF3_BYTEARRAY: // 0x0C;
  return readAMF3ByteArray();
case AMF3_VECTOR_INT: // 0x0D;
  return readAMF3VectorInt();
case AMF3_VECTOR_UINT: // 0x0E;
  return readAMF3VectorUint();
case AMF3_VECTOR_NUMBER: // 0x0F;
  return readAMF3VectorNumber();
case AMF3_VECTOR_OBJECT: // 0x10;
  return readAMF3VectorObject();
case AMF3_DICTIONARY: // 0x11;
  return readAMF3Dictionary();

public Object readObject() throws IOException {
  ensureAvailable(1);
  int type = buffer[position++];
  
  return readObject(type);
}

/**
 * Reads object
 *
 * @return the AMF3 decoded object
 */
protected Object readAMF3Data() throws IOException {
  AMF3Deserializer amf3 = (AMF3Deserializer)dataInput;
  amf3.reset();
  return amf3.readObject();
}

protected byte[] readAMF3ByteArray() throws IOException {
  byte[] result = null;
  int type = readAMF3Integer();
  if ((type & 0x01) == 0) // stored object.
    result = (byte[])getFromStoredObjects(type >> 1);
  else {
    result = readBytes(type >> 1);
    addToStoredObjects(result);
  }
  if (debugMore) logMore.debug("readAMF3ByteArray() -> %s", result);
  return result;
}

  @Override
  public Message[] decode(InputStream input) throws IOException {
    SimpleGraniteContext.createThreadInstance(config.getGraniteConfig(), config.getServicesConfig(), new HashMap<String, Object>(0), getClientType().toString());
    try {
      AMF3Deserializer deserializer = new AMF3Deserializer(input);
      Object[] objects = (Object[])deserializer.readObject();
      deserializer.close();
      
      if (objects != null) {
        Message[] messages = new Message[objects.length];
        System.arraycopy(objects, 0, messages, 0, objects.length);
        
        for (Message message : messages) {
          if (message != null && Boolean.TRUE.equals(message.getHeader(Channel.BYTEARRAY_BODY_HEADER))) {
            byte[] body = (byte[])message.getBody();
            deserializer = new AMF3Deserializer(new ByteArrayInputStream(body));
            message.setBody(deserializer.readObject());
            deserializer.close();
          }
        }
        
        return messages;
      }
      return new Message[0];
    }
    finally {
      GraniteContext.release();
    }
  }
}

int type = readAMF3Integer();
if (debug) log.debug("readAMF3Object() - type=0x%02X", type);
  result = getFromStoredObjects(type >> 1);
else {
  boolean inlineClassDef = (((type >> 1) & 0x01) != 0);
    String alias = readAMF3String();
    String className = context.getGraniteConfig().getAliasRegistry().getTypeForAlias(alias);
    if (debug) log.debug("readAMF3Object() - alias=%, className=%s", alias, className);
    addToStoredClassDescriptors(desc);
      String name = readAMF3String();
      if (debug) log.debug("readAMF3Object() - defining property name=%s", name);
      desc.defineProperty(name);
    desc = getFromStoredClassDescriptors(type >> 2);
  int index = addToStoredObjects(result);
      if (debug) log.debug("readAMF3Object() - reading defined properties...");
      for (int i = 0; i < desc.getPropertiesCount(); i++) {
        byte vType = readByte();
        Object value = readObject(vType);
        if (debug) log.debug("readAMF3Object() - setting defined property: %s=%s", desc.getPropertyName(i), value);
        desc.setPropertyValue(i, result, value);
      if (debug) log.debug("readAMF3Object() - reading dynamic properties...");

protected void readStandard(ActionScriptClassDescriptor desc, Object result) throws IOException {
  // defined values...
  final int count = desc.getPropertiesCount();
  for (int i = 0; i < count; i++) {
    Property property = desc.getProperty(i);
    Object value = readObject(readUnsignedByte());
    
    if (value != null && value.getClass() == property.getType())
      property.setValue(result, value, false);
    else
      property.setValue(result, value, true);
  }
  // dynamic values...
  if (desc.isDynamic()) {
    while (true) {
      String name = readAMF3String();
      if (name.length() == 0)
        break;
      Object value = readObject(readUnsignedByte());
      desc.setPropertyValue(name, result, value);
    }
  }
}
 

protected Object readAMF3VectorObject() throws IOException {
  Object result = null;
  int type = readAMF3Integer();
  if ((type & 0x01) == 0) // stored vector.
    result = getFromStoredObjects(type >> 1);
  else {
    final int length = type >> 1;
    List<Object> vector = new ArrayList<Object>(length);
    
    addToStoredObjects(result);
    
    readAMF3Integer(); // always 0x00?
    readAMF3Integer(); // always 0x01?
    
    for (int i = 0; i < length; i++)
      vector.add(readObject());
    
    result = vector;
  }
  
  if (debugMore) logMore.debug("readAMF3VectorObject() -> %s", result);
  return result;
}

@SuppressWarnings("unchecked")
protected Map<Object, Object> readAMF3Dictionary() throws IOException {
  final int type = readAMF3UnsignedInteger();
  final int lengthOrIndex = type >>> 1;
  if ((type & 0x01) == 0) // stored dictionary.
    return (Map<Object, Object>)storedObjects.get(lengthOrIndex);
  readByte(); // weak keys flag: unused...
  
  // AS3 Dictionary doesn't have a strict Java equivalent: use an HashMap, which
  // could (unlikely) lead to duplicated keys collision...
  Map<Object, Object> dictionary = new HashMap<Object, Object>(lengthOrIndex);
  storedObjects.add(dictionary);
  for (int i = 0; i < lengthOrIndex; i++) {
    Object key = readObject();
    Object value = readObject();
    dictionary.put(key, value);
  }
  return dictionary;
}

protected Object readAMF3Array() throws IOException {
  final int type = readAMF3UnsignedInteger();
  final int lengthOrIndex = type >>> 1;
  if ((type & 0x01) == 0) // stored array.
    return storedObjects.get(lengthOrIndex);
  String key = readAMF3String();
  if (key.length() == 0) {
    Object[] objects = new Object[lengthOrIndex];
    storedObjects.add(objects);
    for (int i = 0; i < lengthOrIndex; i++)
      objects[i] = readObject();
    return objects;
  }
  Map<Object, Object> map = new HashMap<Object, Object>(lengthOrIndex);
  storedObjects.add(map);
  while (key.length() > 0) {
    map.put(key, readObject());
    key = readAMF3String();
  }
  for (int i = 0; i < lengthOrIndex; i++)
    map.put(Integer.valueOf(i), readObject());
  return map;
}

protected Date readAMF3Date() throws IOException {
  Date result = null;
  int type = readAMF3Integer();
  if ((type & 0x01) == 0) // stored Date
    result = (Date)getFromStoredObjects(type >> 1);
  else {
    result = new Date((long)readDouble());
    addToStoredObjects(result);
  }
  if (debugMore) logMore.debug("readAMF3Date() -> %s", result);
  return result;
}

protected Object readAMF3VectorInt() throws IOException {
  Object result = null;
  int type = readAMF3Integer();
  if ((type & 0x01) == 0) // stored vector.
    result = getFromStoredObjects(type >> 1);
  else {
    final int length = type >> 1;
    List<Integer> vector = new ArrayList<Integer>(length);
    
    addToStoredObjects(result);
    
    readAMF3Integer(); // always 0x00?
    
    for (int i = 0; i < length; i++)
      vector.add(readInt());
    
    result = vector;
  }
  
  if (debugMore) logMore.debug("readAMF3VectorInt() -> %s", result);
  return result;
}

public Object readObject() throws IOException {
  if (debugMore) logMore.debug("readObject()...");
  try {
    int type = readAMF3Integer();
    return readObject(type);
  }
  catch (IOException e) {
    throw e;
  }
  catch (Exception e) {
    throw new AMF3SerializationException(e);
  }
}

  @Override
  public Object readObject() throws IOException {
    OSGiGraniteClassUtil.setDestination(null);
    Object obj = super.readObject();
    if (obj instanceof AbstractMessage  && ! (obj instanceof CommandMessage)) {
      AbstractMessage message = (AbstractMessage) obj;
      OSGiGraniteClassUtil.setDestination(message.getDestination());
      if (Boolean.TRUE.equals(message.getHeader(OSGiConstants.BYTEARRAY_BODY_HEADER))) {
        byte[] byteArray = (byte[]) message.getBody();
        ByteArrayInputStream bais = new ByteArrayInputStream(byteArray);
        AMF3Deserializer deser = new AMF3Deserializer(bais);
        message.setBody(deser.readObject());
      }
    }
    return obj;
  }
}

int type = readAMF3Integer();
if ((type & 0x01) == 0) // stored string
  result = getFromStoredStrings(type >> 1);
else {
  int length = type >> 1;
    char[] utfChars = new char[length];
    readFully(utfBytes);
    addToStoredStrings(result);
  } else
    result = "";

final byte encoding = (byte)((flags >>> 2) & 0x03);
String alias = readAMF3String();
String className = aliasRegistry.getTypeForAlias(alias);
  String name = readAMF3String();
  desc.defineProperty(name);

  @Override
  public Message[] decode(InputStream input) throws IOException {
    SimpleGraniteContext.createThreadInstance(config.getGraniteConfig(), config.getServicesConfig(), new HashMap<String, Object>(0), getClientType().toString());
    try {
      AMF3Deserializer deserializer = new AMF3Deserializer(input);
      Object[] objects = (Object[])deserializer.readObject();
      deserializer.close();
      
      if (objects != null) {
        Message[] messages = new Message[objects.length];
        System.arraycopy(objects, 0, messages, 0, objects.length);
        
        for (Message message : messages) {
          if (message != null && Boolean.TRUE.equals(message.getHeader(Channel.BYTEARRAY_BODY_HEADER))) {
            byte[] body = (byte[])message.getBody();
            deserializer = new AMF3Deserializer(new ByteArrayInputStream(body));
            message.setBody(deserializer.readObject());
            deserializer.close();
          }
        }
        
        return messages;
      }
      return new Message[0];
    }
    finally {
      GraniteContext.release();
    }
  }
}

protected void readStandard(ActionScriptClassDescriptor desc, Object result) throws IOException {
  // defined values...
  final int count = desc.getPropertiesCount();
  for (int i = 0; i < count; i++) {
    Property property = desc.getProperty(i);
    Object value = readObject(readUnsignedByte());
    
    if (value != null && value.getClass() == property.getType())
      property.setValue(result, value, false);
    else
      property.setValue(result, value, true);
  }
  // dynamic values...
  if (desc.isDynamic()) {
    while (true) {
      String name = readAMF3String();
      if (name.length() == 0)
        break;
      Object value = readObject(readUnsignedByte());
      desc.setPropertyValue(name, result, value);
    }
  }
}
 

protected Object readAMF3Array() throws IOException {
  Object result = null;
  int type = readAMF3Integer();
  if ((type & 0x01) == 0) // stored array.
    result = getFromStoredObjects(type >> 1);
  else {
    final int size = type >> 1;
    String key = readAMF3String();
    if (key.length() == 0) {
      Object[] objects = new Object[size];
      addToStoredObjects(objects);
      for (int i = 0; i < size; i++)
        objects[i] = readObject();
      result = objects;
    }
    else {
      Map<Object, Object> map = new HashMap<Object, Object>();
      addToStoredObjects(map);
      while(key.length() > 0) {
        map.put(key, readObject());
        key = readAMF3String();
      }
      for (int i = 0; i < size; i++)
        map.put(Integer.valueOf(i), readObject());
      result = map;
    }
  }
  if (debugMore) logMore.debug("readAMF3Array() -> %s", result);
  return result;
}