#

luxiaotao1123

2024-11-01 c720e1ca147093cac0137e4bd9d053e5e04c8e7a

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
package com.zy.acs.manager.core.service;
 
import com.zy.acs.manager.core.domain.TimeWindow;
import org.springframework.stereotype.Service;
 
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
 
/**
 * dynamic time window
 * Created by vincent on 11/1/2024
 */
@Service
public class TimeWindowService {
 
    public static final Map<String, List<TimeWindow>> TIME_WINDOW_MAP = new ConcurrentHashMap<>();
 
    // 预定时间窗口
    public synchronized boolean reserve(String key, TimeWindow window, String vehicle) {
 
        List<TimeWindow> windows = TIME_WINDOW_MAP.getOrDefault(key, new ArrayList<>());
 
        for (TimeWindow reservedWindow : windows) {
            if (reservedWindow.isConflict(window)) {
                return false;
            }
        }
 
        windows.add(window);
        TIME_WINDOW_MAP.put(key, windows);
        return true;
    }
 
    // 释放时间窗口
    public synchronized void release(String key, TimeWindow window, String vehicle) {
        List<TimeWindow> windows = TIME_WINDOW_MAP.get(key);
        if (windows != null) {
            windows.remove(window);
            if (windows.isEmpty()) {
                TIME_WINDOW_MAP.remove(key);
            }
        }
    }
 
}