1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
|
package pokemon;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.SelectionKey;
import java.nio.channels.Selector;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.rmi.Naming;
import java.rmi.registry.LocateRegistry;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map.Entry;
import models.CONSTS;
import models.GameStatus;
import models.User;
import models.UserListWrapper;
public class Server implements Runnable {
private ServerSocketChannel serverSocketChannel;
private Selector selector;
private ArrayList<Game> games=new ArrayList<>();
HashMap<SocketChannel,Long > players = new HashMap<SocketChannel,Long>();
ArrayList<SocketChannel> inGame=new ArrayList<SocketChannel>();
IService s;
ByteBuffer bb = ByteBuffer.allocate(1024);
public static void main(String[] args) {
Server server=new Server();
new Thread(server).start();
}
public Server() {
try {
s = new Service();
System.out.println("created registry at "+CONSTS.port);
LocateRegistry.createRegistry(CONSTS.port);
Naming.rebind(CONSTS.rmiUrl, s);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
serverSocketChannel=ServerSocketChannel.open();
serverSocketChannel.socket().bind(new InetSocketAddress(CONSTS.socketPort));
serverSocketChannel.configureBlocking(false);
selector=Selector.open();
serverSocketChannel.register(selector, SelectionKey.OP_ACCEPT);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Override
public void run() {
try {
Iterator<SelectionKey> iter;
SelectionKey key;
while(this.serverSocketChannel.isOpen())
{
selector.select();
iter = selector.selectedKeys().iterator();
while(iter.hasNext())
{
key = iter.next();
iter.remove();
if(key.isAcceptable())
acceptConnection(key);
if(key.isReadable())
readMessage(key);
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
private void readMessage(SelectionKey key)throws Exception {
SocketChannel sc = (SocketChannel) key.channel();
StringBuilder sb = new StringBuilder();
int read=0;
try {
while( (read=sc.read(bb)) > 0 )
{
bb.flip();
byte[] bytes = new byte[bb.limit()];
bb.get(bytes);
sb.append(new String(bytes));
bb.clear();
}
} catch (Exception e) {
Long closedId=players.get(sc);
players.remove(sc);
System.out.println("Client dissconnected: "+closedId );
System.out.println("Remaining clients: "+players.size() );
sc.close();
sendAvailablePlayers();
return;
}
if(read==-1)
{
Long closedId=players.get(sc);
players.remove(sc);
System.out.println("Client dissconnected: "+closedId );
System.out.println("Remaining clients: "+players.size() );
sc.close();
sendAvailablePlayers();
return;
}
System.out.println(sb.toString());
String[] msg=sb.toString().trim().split(":");
if(msg[0].equals("LOGIN")) {
User newUser=new User();
newUser.setUsername(msg[1].trim());
newUser.setPassword(msg[2].trim());
String message;
User res=s.login(newUser);
if(res == null)
{
message="BADLOGIN";
ByteBuffer buff = ByteBuffer.wrap(message.getBytes());
sc.write(buff);
}
else {
if(!res.admin) {
message="ACCEPTED"+":"+res.id;
System.out.println(message);
players.put(sc,res.id);
ByteBuffer buff = ByteBuffer.wrap(message.getBytes());
sc.write(buff);
sendAvailablePlayers();
}
else {
message="BADLOGINADMIN";
ByteBuffer buff = ByteBuffer.wrap(message.getBytes());
sc.write(buff);
}
}
}else
if(msg[0].equals("REQUESTUSERS")) {
System.out.println("In");
UserListWrapper wp=new UserListWrapper();
for(Entry<SocketChannel,Long> player:players.entrySet()) {
if(!inGame.contains(player.getKey())) {
User temp=s.getUserById(player.getValue());
if(temp != null)
wp.users.add(temp);
}
}
System.out.println(wp.toString());
ByteBuffer buff = ByteBuffer.wrap(wp.toString().getBytes());
sc.write(buff);
}else if(msg[0].equals("SELECTOPPONENT")) {
long opponentId=Long.parseLong(msg[1]);
SocketChannel opponentSocket=null;
for(Entry<SocketChannel, Long> player : players.entrySet()) {
if(player.getValue()==opponentId) {
opponentSocket=player.getKey();
break;
}
}
inGame.add(sc);
inGame.add(opponentSocket);
sendAvailablePlayers();
User player1=s.getUserById(players.get(sc));
User player2=s.getUserById(opponentId);
System.out.println(player1);
Game game=new Game();
game.setPlayer1Id(player1.id);
game.setPlayer2Id(player2.id);
game.player1Turn=true;
game.status=GameStatus.WAITING_FOR_SECOND_PLAYER;
game.monster1=s.getMonsterViewModel(player1.monsterId);
game.monster2=s.getMonsterViewModel(player2.monsterId);
game.currentHp1=game.monster1.hp;
game.currentHp2=game.monster2.hp;
game.shield1=0;
game.shield2=0;
games.add(game);
System.out.println(game);
ByteBuffer buff = ByteBuffer.wrap(("GAMEREQUEST:"+player1.id).getBytes());
opponentSocket.write(buff);
}
else if(msg[0].equals("ACCEPTOPPONENT")) {
long opponentId=Long.parseLong(msg[1]);
SocketChannel opponentSocket=null;
for(Entry<SocketChannel, Long> player : players.entrySet()) {
if(player.getValue()==opponentId) {
opponentSocket=player.getKey();
break;
}
}
System.out.println(opponentId);
Game game=null;
for(Game tempGame :games) {
if(tempGame.player1Id==opponentId)
game=tempGame;
break;
}
game.status=GameStatus.PLAYING;
ByteBuffer buff = ByteBuffer.wrap(game.toString().getBytes());
System.out.println(game.toString());
sc.write(buff);
buff = ByteBuffer.wrap(game.toString().getBytes());
opponentSocket.write(buff);
}
else if(msg[0].equals("REFUSEOPPONENT")) {
long opponentId=Long.parseLong(msg[1]);
Game game=null;
for(Game tempGame :games) {
if(tempGame.player1Id==opponentId)
game=tempGame;
break;
}
SocketChannel opponentSocket=null;
for(Entry<SocketChannel, Long> player : players.entrySet()) {
if(player.getValue()==opponentId) {
opponentSocket=player.getKey();
break;
}
}
inGame.remove(sc);
inGame.remove(opponentSocket);
games.remove(game);
sendAvailablePlayers();
ByteBuffer buff = ByteBuffer.wrap("REFUSEGAME".getBytes());
sc.write(buff);
ByteBuffer buff1 = ByteBuffer.wrap("REFUSEGAME".getBytes());
opponentSocket.write(buff1);
}
}
private void acceptConnection(SelectionKey key) throws Exception {
SocketChannel sc = ((ServerSocketChannel) key.channel()).accept();
String address = (new StringBuilder( sc.socket().getInetAddress().toString() )).append(":").append( sc.socket().getPort() ).toString();
sc.configureBlocking(false);
System.out.println("adress "+address);
bb.clear();
sc.register(selector, SelectionKey.OP_READ, address);
}
public void sendAvailablePlayers() throws Exception{
System.out.println("PlayerAddedRemovedOrJoinedGame");
for(Entry<SocketChannel, Long> player : players.entrySet()) {
SocketChannel sc=player.getKey();
UserListWrapper wp=new UserListWrapper();
for(Entry<SocketChannel,Long> player1:players.entrySet()) {
if(!inGame.contains(player1.getKey())) {
User temp=s.getUserById(player1.getValue());
if(temp != null)
wp.users.add(temp);
}
}
ByteBuffer buff = ByteBuffer.wrap(wp.toString().getBytes());
sc.write(buff);
}
}
}
|
