summaryrefslogtreecommitdiffstats
path: root/src/main/java/net/minecraft/server/WorldNBTStorage.java
blob: 4689db7efa442012adb7e09141ead48b08d96e02 (plain)
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
package net.minecraft.server;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;
import java.util.logging.Logger;

import java.util.UUID; // CraftBukkit
import org.bukkit.craftbukkit.entity.CraftPlayer; // CraftBukkit

public class WorldNBTStorage implements PlayerFileData, IDataManager {

    private static final Logger log = Logger.getLogger("Minecraft");
    private final File baseDir;
    private final File playerDir;
    private final File dataDir;
    private final long sessionId = System.currentTimeMillis();
    private final String f;
    private UUID uuid = null; // CraftBukkit

    public WorldNBTStorage(File file1, String s, boolean flag) {
        this.baseDir = new File(file1, s);
        this.baseDir.mkdirs();
        this.playerDir = new File(this.baseDir, "players");
        this.dataDir = new File(this.baseDir, "data");
        this.dataDir.mkdirs();
        this.f = s;
        if (flag) {
            this.playerDir.mkdirs();
        }

        this.f();
    }

    private void f() {
        try {
            File file1 = new File(this.baseDir, "session.lock");
            DataOutputStream dataoutputstream = new DataOutputStream(new FileOutputStream(file1));

            try {
                dataoutputstream.writeLong(this.sessionId);
            } finally {
                dataoutputstream.close();
            }
        } catch (IOException ioexception) {
            ioexception.printStackTrace();
            throw new RuntimeException("Failed to check session lock, aborting");
        }
    }

    public File getDirectory() { // CraftBukkit - prot to public.
        return this.baseDir;
    }

    public void checkSession() {
        try {
            File file1 = new File(this.baseDir, "session.lock");
            DataInputStream datainputstream = new DataInputStream(new FileInputStream(file1));

            try {
                if (datainputstream.readLong() != this.sessionId) {
                    throw new WorldConlictException("The save is being accessed from another location, aborting");
                }
            } finally {
                datainputstream.close();
            }
        } catch (IOException ioexception) {
            throw new WorldConlictException("Failed to check session lock, aborting");
        }
    }

    public IChunkLoader createChunkLoader(WorldProvider worldprovider) {
        File file1;

        if (worldprovider instanceof WorldProviderHell) {
            file1 = new File(this.baseDir, "DIM-1");
            file1.mkdirs();
            return new ChunkLoader(file1, true);
        } else if (worldprovider instanceof WorldProviderTheEnd) {
            file1 = new File(this.baseDir, "DIM1");
            file1.mkdirs();
            return new ChunkLoader(file1, true);
        } else {
            return new ChunkLoader(this.baseDir, true);
        }
    }

    public WorldData getWorldData() {
        File file1 = new File(this.baseDir, "level.dat");
        NBTTagCompound nbttagcompound;
        NBTTagCompound nbttagcompound1;

        if (file1.exists()) {
            try {
                nbttagcompound = NBTCompressedStreamTools.a((InputStream) (new FileInputStream(file1)));
                nbttagcompound1 = nbttagcompound.getCompound("Data");
                return new WorldData(nbttagcompound1);
            } catch (Exception exception) {
                exception.printStackTrace();
            }
        }

        file1 = new File(this.baseDir, "level.dat_old");
        if (file1.exists()) {
            try {
                nbttagcompound = NBTCompressedStreamTools.a((InputStream) (new FileInputStream(file1)));
                nbttagcompound1 = nbttagcompound.getCompound("Data");
                return new WorldData(nbttagcompound1);
            } catch (Exception exception1) {
                exception1.printStackTrace();
            }
        }

        return null;
    }

    public void saveWorldData(WorldData worlddata, List list) {
        NBTTagCompound nbttagcompound = worlddata.a(list);
        NBTTagCompound nbttagcompound1 = new NBTTagCompound();

        nbttagcompound1.set("Data", nbttagcompound);

        try {
            File file1 = new File(this.baseDir, "level.dat_new");
            File file2 = new File(this.baseDir, "level.dat_old");
            File file3 = new File(this.baseDir, "level.dat");

            NBTCompressedStreamTools.a(nbttagcompound1, (OutputStream) (new FileOutputStream(file1)));
            if (file2.exists()) {
                file2.delete();
            }

            file3.renameTo(file2);
            if (file3.exists()) {
                file3.delete();
            }

            file1.renameTo(file3);
            if (file1.exists()) {
                file1.delete();
            }
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    public void saveWorldData(WorldData worlddata) {
        NBTTagCompound nbttagcompound = worlddata.a();
        NBTTagCompound nbttagcompound1 = new NBTTagCompound();

        nbttagcompound1.set("Data", nbttagcompound);

        try {
            File file1 = new File(this.baseDir, "level.dat_new");
            File file2 = new File(this.baseDir, "level.dat_old");
            File file3 = new File(this.baseDir, "level.dat");

            NBTCompressedStreamTools.a(nbttagcompound1, (OutputStream) (new FileOutputStream(file1)));
            if (file2.exists()) {
                file2.delete();
            }

            file3.renameTo(file2);
            if (file3.exists()) {
                file3.delete();
            }

            file1.renameTo(file3);
            if (file1.exists()) {
                file1.delete();
            }
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    public void save(EntityHuman entityhuman) {
        try {
            NBTTagCompound nbttagcompound = new NBTTagCompound();

            entityhuman.d(nbttagcompound);
            File file1 = new File(this.playerDir, "_tmp_.dat");
            File file2 = new File(this.playerDir, entityhuman.name + ".dat");

            NBTCompressedStreamTools.a(nbttagcompound, (OutputStream) (new FileOutputStream(file1)));
            if (file2.exists()) {
                file2.delete();
            }

            file1.renameTo(file2);
        } catch (Exception exception) {
            log.warning("Failed to save player data for " + entityhuman.name);
        }
    }

    public void load(EntityHuman entityhuman) {
        NBTTagCompound nbttagcompound = this.getPlayerData(entityhuman.name);

        if (nbttagcompound != null) {
            // CraftBukkit start
            if (entityhuman instanceof EntityPlayer) {
                CraftPlayer player = (CraftPlayer) entityhuman.bukkitEntity;
                player.setFirstPlayed(new File(playerDir, entityhuman.name + ".dat").lastModified());
            }
            // CraftBukkit end
            entityhuman.e(nbttagcompound);
        }
    }

    public NBTTagCompound getPlayerData(String s) {
        try {
            File file1 = new File(this.playerDir, s + ".dat");

            if (file1.exists()) {
                return NBTCompressedStreamTools.a((InputStream) (new FileInputStream(file1)));
            }
        } catch (Exception exception) {
            log.warning("Failed to load player data for " + s);
        }

        return null;
    }

    public PlayerFileData getPlayerFileData() {
        return this;
    }

    public void e() {}

    public File getDataFile(String s) {
        return new File(this.dataDir, s + ".dat");
    }

    // CraftBukkit start
    public UUID getUUID() {
        if (uuid != null) return uuid;
        try {
            File file1 = new File(this.baseDir, "uid.dat");
            if (!file1.exists()) {
                DataOutputStream dos = new DataOutputStream(new FileOutputStream(file1));
                uuid = UUID.randomUUID();
                dos.writeLong(uuid.getMostSignificantBits());
                dos.writeLong(uuid.getLeastSignificantBits());
                dos.close();
            }
            else {
                DataInputStream dis = new DataInputStream(new FileInputStream(file1));
                uuid = new UUID(dis.readLong(), dis.readLong());
                dis.close();
            }
            return uuid;
        }
        catch (IOException ex) {
            return null;
        }
    }

    public File getPlayerDir() {
        return playerDir;
    }
    // CraftBukkit end
}