private Vector<Vector<String>> getEventTriple(String xml,String ParamAttValue)
	{
		if(xml==null){System.out.println("ERROR:SSAP_XMLTools:getEventTriple: XML message is null");return null;}

		Element parameters = getParameterElement(xml,"name", ParamAttValue);
		if(parameters==null) {System.out.println("ERROR:SSAP_XMLTools:getEventTriple:parameters not found:"+ParamAttValue);return null;}

		Element triple_list = parameters.getChild("triple_list");
		if(triple_list==null) {System.out.println("ERROR:SSAP_XMLTools:getEventTriple:triple_list not found");return null;}

		Vector<Vector<String>> triple=new Vector<Vector<String>>();

		List<Element> triples =  triple_list.getChildren("triple");
		Iterator<Element> i = triples.iterator();

		while(i.hasNext())
		{   Vector<String> singleton=new Vector<String>();

		Element etriple = i.next();
		singleton.add(etriple.getChild("subject").getText());
		singleton.add(etriple.getChild("predicate").getText());
		singleton.add(etriple.getChild("object").getText());
		singleton.add(etriple.getChild("object").getAttributeValue("type"));

		triple.add(singleton);			
		}//while(i.hasNext())

		return triple;
	}//public Vector<Vector<String>> getQueryTriple()