/*
 * @author: ucla-cs
 * This class represents ContentObject Objects
 */
var ContentObject = function ContentObject(_Name,_SignedInfo,_Content,_Signature){
	
	
	if (typeof _Name === 'string'){
		var n = new Name(_Name);
	}
	else{
		//TODO Check the class of _Name
		this.Name = _Name;
	}
	this.SignedInfo = _SignedInfo;
	this.Content=_Content;
	this.Signature = _Signature;

};


ContentObject.prototype.decode = function(/*XMLDecoder*/ decoder) {

		decoder.readStartElement(this.getElementLabel());

		this.Signature = new Signature();
		this.Signature.decode(decoder);

		this.Name = new ContentName();
		this.Name.decode(decoder);

		this.SignedInfo = new SignedInfo();
		this.SignedInfo.decode(decoder);

		this.Content = decoder.readBinaryElement(CCNProtocolDTags.Content);

		decoder.readEndElement();

};

ContentObject.prototype.encode = function(/*XMLEncoder*/ encoder)  {

	//TODO verify Name, SignedInfo and Signature is present


	encoder.writeStartElement(this.getElementLabel());

	if(null!=this.Signature) this.Signature.encode(encoder);
	if(null!=this.Name) this.Name.encode(encoder);
	if(null!=this.SignedInfo) this.SignedInfo.encode(encoder);

	encoder.writeElement(CCNProtocolDTags.Content, this.Content);

	encoder.writeEndElement();

};

ContentObject.prototype.getElementLabel= function(){return CCNProtocolDTags.ContentObject;};