static String createXMLRoundInit(int round, int numRounds, double timeUsed, double timeAllowed) {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
Document dom = db.newDocument();
Element rootEle = dom.createElement(ROUND_INIT);
dom.appendChild(rootEle);
addOneText(dom, rootEle, ROUND_NUM, round + "");
addOneText(dom, rootEle, ROUND_LEFT, (numRounds - round) + "");
addOneText(dom, rootEle, TIME_LEFT, (timeAllowed - timeUsed) + "");
return Client.serialize(dom);
} catch (Exception e) {
System.out.println(e);
return null;
}
}
static String createXMLSessionInit(int numRounds, double timeAllowed, Server server) {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
Document dom = db.newDocument();
Element rootEle = dom.createElement(SESSION_INIT);
dom.appendChild(rootEle);
addOneText(dom, rootEle, SESSION_ID, server.id + "");
addOneText(dom, rootEle, NUM_ROUNDS, numRounds + "");
addOneText(dom, rootEle, TIME_ALLOWED, timeAllowed + "");
return Client.serialize(dom);
} catch (Exception e) {
System.out.println(e);
return null;
}
}
static String createXMLRoundEnd(int round, double reward, int turnsUsed, double timeUsed) {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
Document dom = db.newDocument();
Element rootEle = dom.createElement(ROUND_END);
dom.appendChild(rootEle);
addOneText(dom, rootEle, ROUND_NUM, round + "");
addOneText(dom, rootEle, ROUND_REWARD, reward + "");
addOneText(dom, rootEle, TURNS_USED, turnsUsed + "");
addOneText(dom, rootEle, TIME_USED, timeUsed + "");
return Client.serialize(dom);
} catch (Exception e) {
System.out.println(e);
return null;
}
}
static String createXMLSessionEnd(
double reward, int roundsUsed, double timeUsed, String clientName, int sessionId) {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
Document dom = db.newDocument();
Element rootEle = dom.createElement(SESSION_END);
dom.appendChild(rootEle);
addOneText(dom, rootEle, TOTAL_REWARD, reward + "");
addOneText(dom, rootEle, ROUNDS_USED, roundsUsed + "");
addOneText(dom, rootEle, TIME_USED, timeUsed + "");
addOneText(dom, rootEle, CLIENT_NAME, clientName + "");
addOneText(dom, rootEle, SESSION_ID, sessionId + "");
return Client.serialize(dom);
} catch (Exception e) {
System.out.println(e);
return null;
}
}
static String createXMLTurn(
State state,
int turn,
DOMAIN domain,
HashMap<PVAR_NAME, HashMap<ArrayList<LCONST>, Object>> observStore)
throws Exception {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
Document dom = db.newDocument();
Element rootEle = dom.createElement(TURN);
dom.appendChild(rootEle);
Element turnNum = dom.createElement(TURN_NUM);
Text textTurnNum = dom.createTextNode(turn + "");
turnNum.appendChild(textTurnNum);
rootEle.appendChild(turnNum);
// System.out.println("PO: " + domain._bPartiallyObserved);
if (!domain._bPartiallyObserved || observStore != null) {
for (PVAR_NAME pn :
(domain._bPartiallyObserved ? observStore.keySet() : state._state.keySet())) {
// System.out.println(turn + " check2 Partial Observ " + pn +" : "+
// domain._bPartiallyObserved);
// No problem to overwrite observations, only ever read from
if (domain._bPartiallyObserved && observStore != null)
state._observ.put(pn, observStore.get(pn));
ArrayList<ArrayList<LCONST>> gfluents = state.generateAtoms(pn);
for (ArrayList<LCONST> gfluent : gfluents) {
// for ( Map.Entry<ArrayList<LCONST>,Object> gfluent :
// (domain._bPartiallyObserved
// ? observStore.get(pn).entrySet()
// : state._state.get(pn).entrySet())) {
Element ofEle = dom.createElement(OBSERVED_FLUENT);
rootEle.appendChild(ofEle);
Element pName = dom.createElement(FLUENT_NAME);
Text pTextName = dom.createTextNode(pn.toString());
pName.appendChild(pTextName);
ofEle.appendChild(pName);
for (LCONST lc : gfluent) {
Element pArg = dom.createElement(FLUENT_ARG);
Text pTextArg = dom.createTextNode(lc.toString());
pArg.appendChild(pTextArg);
ofEle.appendChild(pArg);
}
Element pValue = dom.createElement(FLUENT_VALUE);
Object value = state.getPVariableAssign(pn, gfluent);
if (value == null) {
System.out.println("STATE:\n" + state);
throw new Exception("ERROR: Could not retrieve value for " + pn + gfluent.toString());
}
Text pTextValue = dom.createTextNode(value.toString());
pValue.appendChild(pTextValue);
ofEle.appendChild(pValue);
}
}
} else {
// No observations (first turn of POMDP)
Element ofEle = dom.createElement(NULL_OBSERVATIONS);
rootEle.appendChild(ofEle);
}
if (SHOW_XML) {
printXMLNode(dom);
System.out.println();
System.out.flush();
}
return (Client.serialize(dom));
} catch (Exception e) {
System.out.println("FATAL SERVER EXCEPTION: " + e);
e.printStackTrace();
throw e;
// System.exit(1);
// return null;
}
}