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
|
/*
* Copyright 2017 - 2020 Anton Tananaev (anton@traccar.org)
* Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
*
* 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 org.traccar.database;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Queue;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentLinkedQueue;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.traccar.BaseProtocol;
import org.traccar.Context;
import org.traccar.model.Command;
import org.traccar.model.Typed;
import org.traccar.model.Position;
public class CommandsManager extends ExtendedObjectManager<Command> {
private static final Logger LOGGER = LoggerFactory.getLogger(CommandsManager.class);
private final Map<Long, Queue<Command>> deviceQueues = new ConcurrentHashMap<>();
private boolean queueing;
public CommandsManager(DataManager dataManager, boolean queueing) {
super(dataManager, Command.class);
this.queueing = queueing;
}
public boolean checkDeviceCommand(long deviceId, long commandId) {
return !getAllDeviceItems(deviceId).contains(commandId);
}
public boolean sendCommand(Command command) throws Exception {
long deviceId = command.getDeviceId();
if (command.getId() != 0) {
command = getById(command.getId()).clone();
command.setDeviceId(deviceId);
}
if (command.getTextChannel()) {
Position lastPosition = Context.getIdentityManager().getLastPosition(deviceId);
String phone = Context.getIdentityManager().getById(deviceId).getPhone();
if (lastPosition != null) {
BaseProtocol protocol = Context.getServerManager().getProtocol(lastPosition.getProtocol());
protocol.sendTextCommand(phone, command);
} else if (command.getType().equals(Command.TYPE_CUSTOM)) {
if (Context.getSmsManager() != null) {
Context.getSmsManager().sendMessageSync(phone, command.getString(Command.KEY_DATA), true);
} else {
throw new RuntimeException("SMS is not enabled");
}
} else {
throw new RuntimeException("Command " + command.getType() + " is not supported");
}
} else {
ActiveDevice activeDevice = Context.getConnectionManager().getActiveDevice(deviceId);
if (activeDevice != null) {
activeDevice.sendCommand(command);
} else if (!queueing) {
throw new RuntimeException("Device is not online");
} else {
getDeviceQueue(deviceId).add(command);
return false;
}
}
return true;
}
public Collection<Long> getSupportedCommands(long deviceId) {
List<Long> result = new ArrayList<>();
Position lastPosition = Context.getIdentityManager().getLastPosition(deviceId);
for (long commandId : getAllDeviceItems(deviceId)) {
Command command = getById(commandId);
if (lastPosition != null) {
BaseProtocol protocol = Context.getServerManager().getProtocol(lastPosition.getProtocol());
if (command.getTextChannel() && protocol.getSupportedTextCommands().contains(command.getType())
|| !command.getTextChannel()
&& protocol.getSupportedDataCommands().contains(command.getType())) {
result.add(commandId);
}
} else if (command.getType().equals(Command.TYPE_CUSTOM)) {
result.add(commandId);
}
}
return result;
}
public Collection<Typed> getCommandTypes(long deviceId, boolean textChannel) {
Position lastPosition = Context.getIdentityManager().getLastPosition(deviceId);
if (lastPosition != null) {
return getCommandTypes(lastPosition.getProtocol(), textChannel);
} else {
return Collections.singletonList(new Typed(Command.TYPE_CUSTOM));
}
}
public Collection<Typed> getCommandTypes(String protocolName, boolean textChannel) {
List<Typed> result = new ArrayList<>();
BaseProtocol protocol = Context.getServerManager().getProtocol(protocolName);
Collection<String> commands;
commands = textChannel ? protocol.getSupportedTextCommands() : protocol.getSupportedDataCommands();
for (String commandKey : commands) {
result.add(new Typed(commandKey));
}
return result;
}
public Collection<Typed> getAllCommandTypes() {
List<Typed> result = new ArrayList<>();
Field[] fields = Command.class.getDeclaredFields();
for (Field field : fields) {
if (Modifier.isStatic(field.getModifiers()) && field.getName().startsWith("TYPE_")) {
try {
result.add(new Typed(field.get(null).toString()));
} catch (IllegalArgumentException | IllegalAccessException error) {
LOGGER.warn("Get command types error", error);
}
}
}
return result;
}
private Queue<Command> getDeviceQueue(long deviceId) {
Queue<Command> deviceQueue;
try {
readLock();
deviceQueue = deviceQueues.get(deviceId);
} finally {
readUnlock();
}
if (deviceQueue != null) {
return deviceQueue;
} else {
try {
writeLock();
return deviceQueues.computeIfAbsent(deviceId, key -> new ConcurrentLinkedQueue<>());
} finally {
writeUnlock();
}
}
}
public void sendQueuedCommands(ActiveDevice activeDevice) {
Queue<Command> deviceQueue;
try {
readLock();
deviceQueue = deviceQueues.get(activeDevice.getDeviceId());
} finally {
readUnlock();
}
if (deviceQueue != null) {
Command command = deviceQueue.poll();
while (command != null) {
activeDevice.sendCommand(command);
command = deviceQueue.poll();
}
}
}
}
|
