-
-
Notifications
You must be signed in to change notification settings - Fork 724
/
EventCache.java
89 lines (78 loc) · 2.58 KB
/
EventCache.java
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
/*
* Copyright 2015-2017 Austin Keener & Michael Ritter
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.dv8tion.jda.core.handle;
import gnu.trove.map.TLongObjectMap;
import gnu.trove.map.hash.TLongObjectHashMap;
import net.dv8tion.jda.core.utils.SimpleLog;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
public class EventCache
{
public static final SimpleLog LOG = SimpleLog.getLog("EventCache");
private Map<Type, TLongObjectMap<List<Runnable>>> eventCache = new HashMap<>();
public void cache(Type type, long triggerId, Runnable handler)
{
TLongObjectMap<List<Runnable>> triggerCache =
eventCache.computeIfAbsent(type, k -> new TLongObjectHashMap<>());
List<Runnable> items = triggerCache.get(triggerId);
if (items == null)
{
items = new LinkedList<>();
triggerCache.put(triggerId, items);
}
items.add(handler);
}
public void playbackCache(Type type, long triggerId)
{
List<Runnable> items;
try
{
items = eventCache.get(type).get(triggerId);
}
catch (NullPointerException e)
{
//If we encounter an NPE that means something didn't exist.
return;
}
if (items != null && !items.isEmpty())
{
EventCache.LOG.debug("Replaying " + items.size() + " events from the EventCache for a " + type + " with id: " + triggerId);
List<Runnable> itemsCopy = new LinkedList<>(items);
items.clear();
for (Runnable item : itemsCopy)
{
item.run();
}
}
}
public int size()
{
return (int) eventCache.values().stream()
.mapToLong(typeMap ->
typeMap.valueCollection().stream().mapToLong(List::size).sum())
.sum();
}
public void clear()
{
eventCache.clear();
}
public enum Type
{
USER, GUILD, CHANNEL, ROLE, RELATIONSHIP, CALL
}
}