source: src/main/java/agents/QOAgent.java@ 1

Last change on this file since 1 was 1, checked in by Wouter Pasman, 6 years ago

Initial import : Genius 9.0.0
File size: 5.4 KB
Line 
1package agents;
2
3import java.util.HashMap;
4import java.util.StringTokenizer;
5
6import agents.qoagent2.QAgentsCore;
7import agents.qoagent2.QMessages;
8import genius.core.Agent;
9import genius.core.Bid;
10import genius.core.actions.Accept;
11import genius.core.actions.Action;
12import genius.core.actions.EndNegotiation;
13import genius.core.actions.Offer;
14import genius.core.issue.Issue;
15import genius.core.issue.IssueDiscrete;
16import genius.core.issue.Value;
17import genius.core.issue.ValueDiscrete;
18import genius.core.utility.AdditiveUtilitySpace;
19
20public class QOAgent extends Agent {
21 private enum ACTIONTYPE {
22 START, OFFER, ACCEPT, BREAKOFF
23 };
24
25 private agents.qoagent2.QOAgent m_QOAgent;
26 private boolean fFirstOffer;
27 private Action fNextAction;
28 private int fMessageId;
29 public AdditiveUtilitySpace[] opponentModels;
30 private Bid lOppntBid = null; // last opponent bid
31
32 @Override
33 public Action chooseAction() {
34
35 if (fFirstOffer) {
36 m_QOAgent.calculateFirstOffer();
37 fFirstOffer = false;
38 } else {
39 // m_QOAgent.incrementCurrentTurn();
40 }
41 return fNextAction;
42 }
43
44 @Override
45 public String getVersion() {
46 return "1.0";
47 }
48
49 @Override
50 public void init() {
51 fFirstOffer = true;
52 fMessageId = 1;
53 opponentModels = new AdditiveUtilitySpace[3];
54 try {
55 opponentModels[0] = new AdditiveUtilitySpace(
56 utilitySpace.getDomain(), getName() + "_long_term.xml");
57 opponentModels[1] = new AdditiveUtilitySpace(
58 utilitySpace.getDomain(), getName() + "_short_term.xml");
59 opponentModels[2] = new AdditiveUtilitySpace(
60 utilitySpace.getDomain(), getName() + "_compromise.xml");
61 } catch (Exception e) {
62 e.printStackTrace();
63 }
64 m_QOAgent = new agents.qoagent2.QOAgent(this, false, "Zimbabwe", "no",
65 "QOAgent", "1");
66
67 }
68
69 @Override
70 public void ReceiveMessage(Action opponentAction) {
71 String sMessage = "";
72 ACTIONTYPE lActionType;
73 lActionType = getActionType(opponentAction);
74 switch (lActionType) {
75 case OFFER: // Offer received from opponent
76 try {
77 lOppntBid = ((Offer) opponentAction).getBid();
78 if (fFirstOffer) {
79 sMessage = "type offer source 1 target 2 tag "
80 + String.valueOf(fMessageId) + " issueSet ";
81 } else {
82 sMessage = "type counter_offer source 1 target 2 tag "
83 + String.valueOf(fMessageId) + " issueSet ";
84 }
85 for (Issue lIssue : utilitySpace.getDomain().getIssues()) {
86 sMessage = sMessage
87 + lOppntBid.getValue(lIssue.getNumber()) + "*"
88 + lIssue.getName() + "*";
89 }
90
91 } catch (Exception e) {
92 e.printStackTrace();
93 }
94 break;
95 case ACCEPT: // Presumably, opponent accepted last bid, but let's
96 // check...
97 case BREAKOFF:
98 // nothing left to do. Negotiation ended, which should be checked by
99 // Negotiator...
100 break;
101 default:
102 break;
103 }
104 m_QOAgent.receivedMessage(sMessage);
105 }
106
107 private ACTIONTYPE getActionType(Action lAction) {
108 ACTIONTYPE lActionType = ACTIONTYPE.START;
109 if (lAction instanceof Offer)
110 lActionType = ACTIONTYPE.OFFER;
111 else if (lAction instanceof Accept)
112 lActionType = ACTIONTYPE.ACCEPT;
113 else if (lAction instanceof EndNegotiation)
114 lActionType = ACTIONTYPE.BREAKOFF;
115 return lActionType;
116 }
117
118 public void prepareAction(int pMessageType, String pMessage) {
119 String sFormattedMsg = "";
120 Action lAction = null;
121
122 switch (pMessageType) {
123 case QMessages.OFFER:
124 case QMessages.COUNTER_OFFER: {
125 /*
126 * sFormattedMsg = "type offer" + " source " + m_agent.getPartyId()
127 * + " target " + m_agent.getOpponentAgentId() + " tag " +
128 * m_agent.getMsgId() + " issueSet ";
129 *
130 * sFormattedMsg += sMsgBody;
131 */
132 HashMap<Integer, Value> lValues = new HashMap<Integer, Value>();
133
134 String sOffer = pMessage
135 .substring(pMessage.indexOf("issueSet ") + 9);
136 // tokenize the agreement by issue separator
137 StringTokenizer st = new StringTokenizer(sOffer,
138 QAgentsCore.ISSUE_SEPARATOR_STR);
139
140 // the agreement string has the following structure:
141 // issue_value SEPARATOR issue_name SEPARATOR...
142 while (st.hasMoreTokens()) {
143 // get issue value
144 String sCurrentIssueValue = st.nextToken();
145
146 String sCurrentIssueName = st.nextToken();
147
148 // find the issue name and set the index in the returned array
149 Issue lIssue = null;
150 for (Issue lTmp : utilitySpace.getDomain().getIssues()) {
151 if (lTmp.getName().equals(sCurrentIssueName)) {
152 lIssue = lTmp;
153 break;
154 }
155 }
156 IssueDiscrete lIssueDisc = (IssueDiscrete) lIssue;
157 // find the value
158 ValueDiscrete lValue = null;
159 for (ValueDiscrete lTmp : lIssueDisc.getValues()) {
160 if (lTmp.getValue().equals(sCurrentIssueValue)) {
161 lValue = lTmp;
162 break;
163 }
164 }
165 lValues.put(lIssue.getNumber(), lValue);
166 } // end while - has more tokens
167 try {
168 Bid lBid = new Bid(utilitySpace.getDomain(), lValues);
169 lAction = new Offer(this.getAgentID(), lBid);
170 } catch (Exception e) {
171 e.printStackTrace();
172 }
173 }
174 break;
175 case QMessages.ACCEPT: {
176 lAction = new Accept(this.getAgentID(), lOppntBid);
177 }
178 break;
179 case QMessages.REJECT: {
180 m_QOAgent.incrementCurrentTurn();
181
182 return;
183 }
184
185 default: {
186 System.out.println("[QO]ERROR: Invalid message kind: "
187 + pMessageType + " [QMessages::formatMessage(199)]");
188
189 }
190 break;
191 }
192
193 fNextAction = lAction;
194
195 }
196
197}
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