1
zhanghua
2024-09-26 c775c6953d9759e70f08acbfa8f6d7490aaae3d1
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
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
package com.netsdk.demo.customize;
 
import com.netsdk.demo.util.CaseMenu;
import com.netsdk.lib.NetSDKLib;
import com.netsdk.lib.ToolKits;
import com.netsdk.lib.callback.impl.DefaultDisconnectCallback;
import com.netsdk.lib.callback.impl.DefaultHaveReconnectCallBack;
import com.netsdk.lib.structure.*;
import com.sun.jna.Memory;
import com.sun.jna.NativeLong;
import com.sun.jna.Pointer;
import java.io.File;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.Date;
import static com.netsdk.lib.Utils.getOsPrefix;
 
/**
 * @author 291189
 * @version 1.0
 * @description ERR230904075 &ERR230904075-RC01
 * @date 2023/9/6 14:25
 */
public class LowSpaceDemo {
 
    // SDk对象初始化
    public static final NetSDKLib netsdk = NetSDKLib.NETSDK_INSTANCE;
    public static final NetSDKLib configsdk = NetSDKLib.CONFIG_INSTANCE;
 
    // 判断是否初始化
    private static boolean bInit = false;
    // 判断log是否打开
    private static boolean bLogOpen = false;
    // 设备信息
    private NetSDKLib.NET_DEVICEINFO_Ex deviceInfo = new NetSDKLib.NET_DEVICEINFO_Ex();
    // 登录句柄
    private NetSDKLib.LLong loginHandle = new NetSDKLib.LLong(0);
 
    // 回调函数需要是静态的,防止被系统回收
    // 断线回调
    private static NetSDKLib.fDisConnect disConnectCB = DefaultDisconnectCallback.getINSTANCE();
    // 重连回调
    private static NetSDKLib.fHaveReConnect haveReConnectCB = DefaultHaveReconnectCallBack.getINSTANCE();
 
    //订阅句柄
    NetSDKLib.LLong lAttachHandle = new NetSDKLib.LLong(0);
    // 编码格式
    public static String encode;
 
    static {
        String osPrefix = getOsPrefix();
        if (osPrefix.toLowerCase().startsWith("win32-amd64")) {
            encode = "GBK";
        } else if (osPrefix.toLowerCase().startsWith("linux-amd64")) {
            encode = "UTF-8";
        }
    }
 
    /**
     * 按照指定格式,获取当前时间
     */
    public static String getDate() {
        SimpleDateFormat simpleDate = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        return simpleDate.format(new Date()).replaceAll("[^0-9]", "-");
    }
 
    /**
     * 初始化SDK库
     */
    public static boolean initSdk() {
        bInit = netsdk.CLIENT_Init(disConnectCB, null);// 进程启动时,初始化一次
        if (!bInit) {
            System.out.println("Initialize SDK failed");
            return false;
        }
        // 配置日志
        enableLog();
        // 设置断线重连回调接口, 此操作为可选操作,但建议用户进行设置
        netsdk.CLIENT_SetAutoReconnect(haveReConnectCB, null);
        // 设置登录超时时间和尝试次数,可选
        // 登录请求响应超时时间设置为3S
        int waitTime = 3000; //单位为ms
        // 登录时尝试建立链接 1 次
        int tryTimes = 1;
        // 设置连接设备超时时间和尝试次数
        netsdk.CLIENT_SetConnectTime(waitTime, tryTimes);
        // 设置更多网络参数, NET_PARAM 的nWaittime , nConnectTryNum 成员与 CLIENT_SetConnectTime
        // 接口设置的登录设备超时时间和尝试次数意义相同,可选
        NetSDKLib.NET_PARAM netParam = new NetSDKLib.NET_PARAM();
        // 登录时尝试建立链接的超时时间
        netParam.nConnectTime = 10000;
        // 设置子连接的超时时间
        netParam.nGetConnInfoTime = 3000;
        //设置登陆网络环境
        netsdk.CLIENT_SetNetworkParam(netParam);
        return true;
    }
 
    /**
     * 打开 sdk log
     */
    private static void enableLog() {
        // SDK全局日志打印信息
        NetSDKLib.LOG_SET_PRINT_INFO setLog = new NetSDKLib.LOG_SET_PRINT_INFO();
        //设置日志路径
        File path = new File("sdklog/");
        //判断日志路径是否存在,若不存在则创建
        if (!path.exists()){
            path.mkdir();
        }
        // 这里的log保存地址依据实际情况自己调整
        String logPath = path.getAbsoluteFile().getParent() + "\\sdklog\\" + "sdklog" + getDate() + ".log";
        //日志输出策略,0:输出到文件(默认); 1:输出到窗口,
        setLog.nPrintStrategy = 0;
        //是否重设日志路径, 取值0否 ,1是
        setLog.bSetFilePath = 1;
        //日志路径(默认"./sdk_log/sdk_log.log")
        byte[] szLogFilePath = setLog.szLogFilePath;
        //自定义log保存地址,将数据logPath数据copy到LOG_SET_PRINT_INFO-->szLogFilePath变量中
        System.arraycopy(logPath.getBytes(), 0, szLogFilePath, 0, logPath.getBytes().length);
        //是否重设日志打印输出策略 取值0否 ,1是
        setLog.bSetPrintStrategy = 1;
        // 打开日志功能
        bLogOpen = netsdk.CLIENT_LogOpen(setLog);
        if (!bLogOpen){
            System.err.println("Failed to open NetSDK log "+ ToolKits.getErrorCode());
        }else {
            System.out.println("Success to open NetSDK log ");
        }
    }
 
    /**
     * 高安全登录
     */
    public void loginWithHighLevel() {
        // 输入结构体参数
        NetSDKLib.NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY pstlnParam = new NetSDKLib.NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY() {
            {
                // IP
                szIP = m_strIpAddr.getBytes();
                // 端口
                nPort = m_nPort;
                // 用户名
                szUserName = m_strUser.getBytes();
                // 密码
                szPassword = m_strPassword.getBytes();
            }
        };
        // 登录的输出结构体参数
        NetSDKLib.NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY pstOutParam = new NetSDKLib.NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY();
        // 高安全级别登陆
        loginHandle = netsdk.CLIENT_LoginWithHighLevelSecurity(pstlnParam, pstOutParam);
        if (loginHandle.longValue() == 0) {  //登陆失败
            System.err.printf("Login Device[%s] Port[%d]Failed. %s\n", m_strIpAddr, m_nPort, ToolKits.getErrorCode());
 
        } else {
            //登陆成功
            // 获取设备信息
            deviceInfo = pstOutParam.stuDeviceInfo;
            System.out.printf("Login Success Device Address[%s] 设备包含[%d]个通道 \n",m_strIpAddr,deviceInfo.byChanNum);
        }
    }
 
    /**
     * 退出
     */
    public void logOut() {
        //判断是否已登录
        if (loginHandle.longValue() != 0) {
            netsdk.CLIENT_Logout(loginHandle);
            System.out.println("LogOut Success");
        }
    }
 
    /**
     * 清理sdk环境并退出
     */
    public static void cleanAndExit() {
        //判断log是否打开
        if (bLogOpen) {
            // 关闭sdk日志打印
            netsdk.CLIENT_LogClose();
        }
        // 进程关闭时,调用一次
        netsdk.CLIENT_Cleanup();
        System.exit(0);
    }
 
 
    public static Pointer getStringToPointer(String src, String charset) {
        Pointer pointer = null;
        try {
            byte[] b = src.getBytes(charset);
 
            pointer = new Memory(b.length + 1);
            pointer.clear(b.length + 1);
 
            pointer.write(0, b, 0, b.length);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return pointer;
    }
 
    public static void StringToByteArr(String src, byte[] dst,String charName) {
        try {
            byte[] GBKBytes = src.getBytes(charName);
            for (int i = 0; i < GBKBytes.length; i++) {
                dst[i] = (byte) GBKBytes[i];
            }
        } catch (Exception e1) {
            e1.printStackTrace();
        }
    }
 
    /**
     * 订阅任务, start listen
     */
    public void AttachEventStartListen() {
 
        /// 订阅回调
        netsdk.CLIENT_SetDVRMessCallBack(MessCallBack.getInstance(), null);
 
        boolean bRet = netsdk.CLIENT_StartListenEx(loginHandle);
 
        if (bRet) {
            System.out.println("CLIENT_StartListenEx success.");
        } else {
            System.out.printf("CLIENT_StartListenEx fail, error:%s\n", ToolKits.getErrorCode());
        }
    }
 
    /**
     * 退订任务, stop listen
     */
    public void DetachEventStopListen() {
        boolean bRet = netsdk.CLIENT_StopListen(loginHandle);
        if (bRet) {
            System.out.println("CLIENT_StopListen success");
        } else {
            System.out.printf("CLIENT_StopListen fail, error:%s\n", ToolKits.getErrorCode());
        }
    }
 
    private static class MessCallBack implements NetSDKLib.fMessCallBack {
 
        private static MessCallBack instance;
 
        private MessCallBack() {
        }
 
        public static MessCallBack getInstance() {
            if (instance == null) {
                synchronized (MessCallBack.class) {
                    if (instance == null) {
                        instance = new MessCallBack();
                    }
                }
            }
            return instance;
        }
 
        public boolean invoke(int lCommand, final NetSDKLib.LLong lLoginID,
                              Pointer pStuEvent, int dwBufLen, String strDeviceIP,
                              NativeLong nDevicePort, Pointer dwUser) {
 
 
            if (pStuEvent == null || dwBufLen <= 0) {
                return false;
            }
 
            /// 具体事件类,
            switch (lCommand) {
                case NetSDKLib.NET_ALARM_STORAGE_LOW_SPACE: // 存储容量不足事件(对应 ALARM_STORAGE_LOW_SPACE_INFO)
                {
                    ALARM_STORAGE_LOW_SPACE_INFO msg = new ALARM_STORAGE_LOW_SPACE_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("存储容量不足事件");
                    System.out.println("nAction : " + msg.nAction);
                    try {
                        System.out.println("szName : " + new String(msg.szName,encode));
 
                        System.out.println("szDevice : " + new String(msg.szDevice,encode));
 
                        System.out.println("szGroup : " + new String(msg.szGroup,encode));
                        /**
                         总容量, byte
                         */
                        System.out.println("nTotalSpace : " + msg.nTotalSpace);
                        /**
                         剩余容量, byte
                         */
                        System.out.println("nFreeSpace : " + msg.nFreeSpace);
                        /**
                         已经使用的百分比
                         */
                        System.out.println("nPercent : " + msg.nPercent);
 
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    System.out.println("Time : " + msg.stuTime.toString());
                    break;
                }
                case NetSDKLib.NET_ALARM_GYROABNORMALATTITUDE: // 车辆的紧急制动、侧翻等状态导致的姿态异常进行报警(对应 ALARM_GYROABNORMALATTITUDE_INFO)
                {
                    ALARM_GYROABNORMALATTITUDE_INFO msg = new ALARM_GYROABNORMALATTITUDE_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("车辆的紧急制动、侧翻等状态导致的姿态异常进行报警");
                    /**
                     事件动作,1表示持续性事件开始,2表示持续性事件结束;
                     */
                    System.out.println("nAction : " + msg.nAction);
                    /**
                     通道号
                     */
                    System.out.println("nChannelID : " + msg.nChannelID);
                    /**
                     事件发生时间
                     */
                    System.out.println("stuTime : " + msg.stuTime.toStringTime());
                    /**
                     事件ID
                     */
                    System.out.println("nEventID : " + msg.nEventID);
                    /**
                     当前翻滚角,单位:度
                     */
                    System.out.println("dbGyroCurRoll : " + msg.dbGyroCurRoll);
 
                    /**
                     当前俯仰角,单位:度
                     */
                    System.out.println("dbGyroCurPitch : " + msg.dbGyroCurPitch);
 
                    /**
                     当前加速度,单位:m/s^2
                     */
                    System.out.println("dbGyroCurAccel : " + msg.dbGyroCurAccel);
 
                    /**
                     事件发生时间
                     */
                    System.out.println("Time : " + msg.stuTime.toString());
                    break;
                }
                case NetSDKLib.NET_ALARM_IP_CONFLICT:  // IP冲突事件(对应结构体 ALARM_IP_CONFLICT_INFO)
                {
                    ALARM_IP_CONFLICT_INFO msg = new ALARM_IP_CONFLICT_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("IP冲突事件");
                    /**
                     0:开始 1:停止
                     */
                    System.out.println("nAction : " + msg.nAction);
                    /**
                     事件触发时间
                     */
                    System.out.println("stuTime : " + msg.stuTime.toStringTime());
 
                    /**
                     IP冲突网卡名
                     */
                    try {
                        System.out.println("szInterface : " + new String(msg.szInterface,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    /**
                     主机Mac地址个数
                     */
                    int nMacNum = msg.nMacNum;
 
                    /**
                     与Interface网卡IP地址冲突的主机Mac地址列表
                     */
                    byte[] szMac = msg.szMac;
 
                    for(int i=0;i<nMacNum;i++){
                        byte[]  mac=new byte[18];
                        System.arraycopy(szMac,i*mac.length,mac,0,mac.length);
 
                        try {
                            System.out.println("mac["+i+"]:" + new String(mac,encode));
                        } catch (UnsupportedEncodingException e) {
                            e.printStackTrace();
                        }
                    }
                    break;
                }
                case NetSDKLib.NET_ALARM_LOGIN_FAILIUR:  // 登陆失败事件(对应结构体ALARM_LOGIN_FAILIUR_INFO)
                {
                    ALARM_LOGIN_FAILIUR_INFO msg = new ALARM_LOGIN_FAILIUR_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("登陆失败事件");
                    /**
                     0:开始 1:停止
                     */
                    System.out.println("nAction:" + msg.nAction);
 
                    /**
                     * RealUTC 是否有效,bRealUTC 为 TRUE 时,用 stuRealUTC,否则 stuRealUTC 字段无效(用原事件结构体中的 事件发生时间/事件触发时间(UTC) 字段)
                     */
                    System.out.println("bRealUTC:" + msg.stuEventInfoEx.bRealUTC);
                    /**
                     * 事件发生的时间(标准UTC时间(不带时区夏令时偏差)), 由于事件的UTC时间在产品线之间使用的差异性, 故增加RealUTC作为标准UTC时间, 平台在收到事件解析首优先级是RealUTC, 其次是UTC.
                     */
                    System.out.println("stuTime:" + msg.stuEventInfoEx.stuRealUTC.toStringTime());
 
                    /**
                     序号
                     */
                    System.out.println("nSequence:" + msg.nSequence);
 
                    /**
                     事件名,填用户名称
                     */
                    try {
                        System.out.println("szName:" + new String(msg.szName,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     登录类型
                     */
                    try {
                        System.out.println("szType:" + new String(msg.szType,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     来源IP地址
                     */
                    try {
                        System.out.println("szAddr:" + new String(msg.szAddr,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                        /**
                         用户登陆失败错误码
                         */
                        System.out.println("nError:" + msg.nError);
 
                }
                default:
                    System.out.println("lCommand:"+lCommand);
                    break;
            }
 
            return true;
 
        }
 
    }
 
 
    int channel=0;
    public void AttachEventRealLoadPic() {
 
        this.DetachEventRealLoadPic();   // 先退订,部分设备不会对重复订阅作校验,重复订阅后会有重复的事件返回
 
        int bNeedPicture = 1;   // 需要图片
 
        // Demo里只模拟了一个通道的订阅所以把订阅句柄写成了全局, 如果订阅多个通道, 每个通道订阅后返回的句柄都不一样,请一一对应妥善保存
        lAttachHandle = netsdk.CLIENT_RealLoadPictureEx(loginHandle, channel, NetSDKLib.EVENT_IVS_ALL, bNeedPicture, AnalyzerDataCB.getInstance(), null, null);
        if (lAttachHandle.longValue() != 0) {
            System.out.printf("Channel [%d] CLIENT_RealLoadPictureEx Success\n", channel);
        } else {
            System.out.printf("Channel [%d] CLIENT_RealLoadPictureEx Failed!LastError = %s\n", channel, ToolKits.getErrorCode());
        }
    }
 
    /**
     * 报警事件(智能)回调
     */
    private static class AnalyzerDataCB implements NetSDKLib.fAnalyzerDataCallBack {
        private final File picturePath;
        private static AnalyzerDataCB instance;
 
        private AnalyzerDataCB() {
            picturePath = new File("./AnalyzerPicture/");
            if (!picturePath.exists()) {
                picturePath.mkdirs();
            }
        }
 
        public static AnalyzerDataCB getInstance() {
            if (instance == null) {
                synchronized (AnalyzerDataCB.class) {
                    if (instance == null) {
                        instance = new AnalyzerDataCB();
                    }
                }
            }
            return instance;
        }
 
        @Override
        public int invoke(NetSDKLib.LLong lAnalyzerHandle, int dwAlarmType, Pointer pAlarmInfo, Pointer pBuffer, int dwBufSize,
                          Pointer dwUser, int nSequence, Pointer reserved) {
 
            System.out.println("dwAlarmType--------------------"+ dwAlarmType);
            if (lAnalyzerHandle == null || lAnalyzerHandle.longValue() == 0) {
                return -1;
            }
 
            switch (dwAlarmType) {
                case NetSDKLib.EVENT_IVS_TRAFFIC_ROAD_CONSTRUCTION: {// 交通道路施工检测事件(对应 DEV_EVENT_TRAFFIC_ROAD_CONSTRUCTION_INFO)
 
                    System.out.println("交通道路施工检测事件" );
 
                    DEV_EVENT_TRAFFIC_ROAD_CONSTRUCTION_INFO msg = new DEV_EVENT_TRAFFIC_ROAD_CONSTRUCTION_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     * 事件动作, 0表示脉冲事件, 1表示持续性事件开始, 2表示持续性事件结束
                     */
                    System.out.println("nAction:"+msg.nAction);
 
                    /**
                     * 通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     * 事件名称
                     */
                    try {
                        System.out.println("szName:"+new String(msg.szName,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     * 事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
 
 
 
                    int nImageInfoNum = msg.nImageInfoNum;
                    System.out.println("nImageInfoNum:"+nImageInfoNum);
 
                    NET_IMAGE_INFO_EX2[] stuImageInfo = new NET_IMAGE_INFO_EX2[msg.nImageInfoNum];
                    for(int i = 0; i < msg.nImageInfoNum; i ++){
                        stuImageInfo[i] = new NET_IMAGE_INFO_EX2();
                    }
                    ToolKits.GetPointerDataToStructArr(msg.pstuImageInfo, stuImageInfo);
 
                    for(int i=0;i<nImageInfoNum;i++){
                        NET_IMAGE_INFO_EX2 image= stuImageInfo[i];
                        if (image != null && image.nLength > 0) {
                            String picture = picturePath + "/" + System.currentTimeMillis() + "_ROAD_CONSTRUCTION.jpg";
                            ToolKits.savePicture(pBuffer, image.nOffset, image.nLength, picture);
                        }
                    }
                    if(nImageInfoNum==0){
                        String picture = picturePath + "/" + System.currentTimeMillis() + "_ROAD_CONSTRUCTION.jpg";
 
                        ToolKits.savePicture(pBuffer, 0, dwBufSize, picture);
                    }
 
                    break;
                }
                case NetSDKLib.EVENT_IVS_TRAFFIC_VEHICLE_BC : {// 飙车事件(对应 DEV_EVENT_TRAFFIC_VEHICLE_BC )
 
                    System.out.println("飙车事件" );
 
                    DEV_EVENT_TRAFFIC_VEHICLE_BC msg = new DEV_EVENT_TRAFFIC_VEHICLE_BC();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     * 通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
                    /**
                     事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
                    /**
                     事件ID
                     */
                    System.out.println("nEventID:"+msg.nEventID);
 
 
                    int nImageInfoNum = msg.nImageInfoNum;
 
                    NET_IMAGE_INFO_EX2[] stuImageInfo = new NET_IMAGE_INFO_EX2[msg.nImageInfoNum];
                    for(int i = 0; i < msg.nImageInfoNum; i ++){
                        stuImageInfo[i] = new NET_IMAGE_INFO_EX2();
                    }
                    ToolKits.GetPointerDataToStructArr(msg.pstuImageInfo, stuImageInfo);
 
 
                    for(int i=0;i<nImageInfoNum;i++){
                        NET_IMAGE_INFO_EX2 image= stuImageInfo[i];
                        if (image != null && image.nLength > 0) {
                            String picture = picturePath + "/" + System.currentTimeMillis() + "_VEHICLE_BC.jpg";
                            ToolKits.savePicture(pBuffer, image.nOffset, image.nLength, picture);
                        }
                    }
 
                    if(nImageInfoNum==0){
                        String picture = picturePath + "/" + System.currentTimeMillis() + "_VEHICLE_BC.jpg";
 
                        ToolKits.savePicture(pBuffer, 0, dwBufSize, picture);
                    }
                        break;
 
                }
                case NetSDKLib.EVENT_IVS_VEHICLE_DISTANCE_NEAR : {// 安全驾驶车距过近报警事件(对应 DEV_EVENT_VEHICLE_DISTANCE_NEAR_INFO)
 
                    System.out.println("安全驾驶车距过近报警事件" );
 
                    DEV_EVENT_VEHICLE_DISTANCE_NEAR_INFO msg = new DEV_EVENT_VEHICLE_DISTANCE_NEAR_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     * 事件动作, 0表示脉冲事件, 1表示持续性事件开始, 2表示持续性事件结束
                     */
                    System.out.println("nAction:"+msg.nAction);
 
                    /**
                     * 事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
 
                    /**
                     司机ID
                     */
                    try {
                        System.out.println("szDriverID:"+new String(msg.szDriverID,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     违章关联视频FTP上传路径
                     */
                    try {
                        System.out.println("szVideoPath:"+new String(msg.szVideoPath,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     违章关联的多个视频信息个数
                     */
                    int nRelatingVideoInfoNum = msg.nRelatingVideoInfoNum;
 
                    /**
                     违章关联的多个视频信息数组,最多支持16个视频
                     */
                       NET_RELATING_VIDEO_INFO[]                    stuRelatingVideoInfo=msg.stuRelatingVideoInfo;
 
                    for(int i=0;i<nRelatingVideoInfoNum;i++){
                        NET_RELATING_VIDEO_INFO videoInfo = stuRelatingVideoInfo[i];
                        /**
                         * 违章关联视频FTP上传路径
                         */
                        byte[] szVideoPath = videoInfo.szVideoPath;
                        try {
                            System.out.println("szVideoPath["+i+"]:"+new String(szVideoPath,encode));
                        } catch (UnsupportedEncodingException e) {
                            e.printStackTrace();
                        }
 
                    }
 
                    break;
 
                }
                case NetSDKLib.EVENT_IVS_TRAFFIC_QUEUEJUMP : {  // 车辆加塞事件(对应 DEV_EVENT_TRAFFIC_QUEUEJUMP_INFO)
 
                    System.out.println("车辆加塞事件" );
 
                    DEV_EVENT_TRAFFIC_QUEUEJUMP_INFO msg = new DEV_EVENT_TRAFFIC_QUEUEJUMP_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     * 事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
 
                    /**
                     车辆信息
                     */
                     DEV_EVENT_TRAFFIC_TRAFFICCAR_INFO stTrafficCar=msg.stTrafficCar;
                    /**
                     * 速度    单位Km/H
                     */
                    int nSpeed = stTrafficCar.nSpeed;
 
                    System.out.println("nSpeed:"+nSpeed);
 
                    /**
                     * 车牌号码
                     */
                    byte[] szPlateNumber = stTrafficCar.szPlateNumber;
 
                    try {
                        System.out.println("szPlateNumber:"+new String(szPlateNumber,encode));
 
                        /**
                         * 号牌类型 "Unknown" 未知; "Normal" 蓝牌黑牌; "Yellow" 黄牌; "DoubleYellow" 双层黄尾牌
                         * "Police" 警牌;"SAR" 港澳特区号牌; "Trainning" 教练车号牌; "Personal" 个性号牌; "Agri" 农用牌
                         * "Embassy" 使馆号牌; "Moto" 摩托车号牌; "Tractor" 拖拉机号牌; "Other" 其他号牌
                         */
                        System.out.println("szPlateType:"+new String(stTrafficCar.szPlateType,encode));
 
                        /**
                         * 违章描述
                         */
                        System.out.println("szViolationDesc:"+new String(stTrafficCar.szViolationDesc,encode));
 
 
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    break;
 
 
                }
                case NetSDKLib.EVENT_IVS_TRAFFIC_SERPENTINE_CHANGE_LANE : {   // 蛇形变道事件(对应 DEV_EVENT_TRAFFIC_SERPENTINE_CHANGE_LANE_INFO)
 
                    System.out.println("蛇形变道事件" );
 
                    DEV_EVENT_TRAFFIC_SERPENTINE_CHANGE_LANE_INFO msg = new DEV_EVENT_TRAFFIC_SERPENTINE_CHANGE_LANE_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件动作 0:脉冲
                     */
                    System.out.println("nAction:"+msg.nAction);
 
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("stuUTC:"+msg.stuUTC.toStringTime());
 
                    /**
                     事件名称
                     */
                    byte[] szName
                            = msg.szName;
                    try {
                        System.out.println("szName:"+new String(szName,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     车辆信息
                     */
                    DEV_EVENT_TRAFFIC_TRAFFICCAR_INFO stTrafficCar=msg.stuTrafficCar;
                    /**
                     * 速度    单位Km/H
                     */
                    int nSpeed = stTrafficCar.nSpeed;
 
                    System.out.println("nSpeed:"+nSpeed);
 
                    /**
                     * 车牌号码
                     */
                    byte[] szPlateNumber = stTrafficCar.szPlateNumber;
 
                    try {
                        System.out.println("szPlateNumber:"+new String(szPlateNumber,encode));
 
                        /**
                         * 号牌类型 "Unknown" 未知; "Normal" 蓝牌黑牌; "Yellow" 黄牌; "DoubleYellow" 双层黄尾牌
                         * "Police" 警牌;"SAR" 港澳特区号牌; "Trainning" 教练车号牌; "Personal" 个性号牌; "Agri" 农用牌
                         * "Embassy" 使馆号牌; "Moto" 摩托车号牌; "Tractor" 拖拉机号牌; "Other" 其他号牌
                         */
                        System.out.println("szPlateType:"+new String(stTrafficCar.szPlateType,encode));
 
                        /**
                         * 违章描述
                         */
                        System.out.println("szViolationDesc:"+new String(stTrafficCar.szViolationDesc,encode));
 
 
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    break;
 
                }
                case NetSDKLib.EVENT_IVS_TRAFFIC_CHANGE_LANE_CONTINUES : { //机动车连续变道违法事件(对应 DEV_EVENT_TRAFFIC_CHANGE_LANE_CONTINUES_INFO)
 
                    System.out.println("机动车连续变道违法事件" );
 
                    DEV_EVENT_TRAFFIC_CHANGE_LANE_CONTINUES_INFO msg = new DEV_EVENT_TRAFFIC_CHANGE_LANE_CONTINUES_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     事件名称
                     */
                    byte[] szName
                            = msg.szName;
                    try {
                        System.out.println("szName:"+new String(szName,encode));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件动作 0:脉冲
                     */
                    System.out.println("nAction:"+msg.nAction);
 
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("stuUTC:"+msg.stuUTC.toStringTime());
                        /**
                         车速,单位km/h
                         */
 
                    int nSpeed1 = msg.nSpeed;
                    System.out.println("nSpeed1:"+nSpeed1);
 
                    /**
                     车辆信息
                     */
                    DEV_EVENT_TRAFFIC_TRAFFICCAR_INFO stTrafficCar=msg.stuTrafficCar;
                    /**
                     * 速度    单位Km/H
                     */
                    int nSpeed = stTrafficCar.nSpeed;
 
                    System.out.println("nSpeed:"+nSpeed);
 
                    /**
                     * 车牌号码
                     */
                    byte[] szPlateNumber = stTrafficCar.szPlateNumber;
 
                    try {
                        System.out.println("szPlateNumber:"+new String(szPlateNumber,encode));
 
                        /**
                         * 号牌类型 "Unknown" 未知; "Normal" 蓝牌黑牌; "Yellow" 黄牌; "DoubleYellow" 双层黄尾牌
                         * "Police" 警牌;"SAR" 港澳特区号牌; "Trainning" 教练车号牌; "Personal" 个性号牌; "Agri" 农用牌
                         * "Embassy" 使馆号牌; "Moto" 摩托车号牌; "Tractor" 拖拉机号牌; "Other" 其他号牌
                         */
                        System.out.println("szPlateType:"+new String(stTrafficCar.szPlateType,encode));
 
                        /**
                         * 违章描述
                         */
                        System.out.println("szViolationDesc:"+new String(stTrafficCar.szViolationDesc,encode));
 
 
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                            break;
                }
                case NetSDKLib.EVENT_IVS_TRAFFIC_OVERTAKE_ONRIGHT : { // 右侧超车事件(对应 DEV_EVENT_TRAFFIC_OVERTAKE_ONRIGHT_INFO)
 
                    System.out.println("右侧超车事件" );
 
                    DEV_EVENT_TRAFFIC_OVERTAKE_ONRIGHT_INFO msg = new DEV_EVENT_TRAFFIC_OVERTAKE_ONRIGHT_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件动作 0:脉冲
                     */
                    System.out.println("nAction:"+msg.nAction);
 
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("stuUTC:"+msg.stuUTC.toStringTime());
 
 
                    /**
                     车辆信息
                     */
                    DEV_EVENT_TRAFFIC_TRAFFICCAR_INFO stTrafficCar=msg.stuTrafficCar;
                    /**
                     * 速度    单位Km/H
                     */
                    int nSpeed = stTrafficCar.nSpeed;
 
                    System.out.println("nSpeed:"+nSpeed);
 
                    /**
                     * 车牌号码
                     */
                    byte[] szPlateNumber = stTrafficCar.szPlateNumber;
 
                    try {
                        System.out.println("szPlateNumber:"+new String(szPlateNumber,encode));
 
                        /**
                         * 号牌类型 "Unknown" 未知; "Normal" 蓝牌黑牌; "Yellow" 黄牌; "DoubleYellow" 双层黄尾牌
                         * "Police" 警牌;"SAR" 港澳特区号牌; "Trainning" 教练车号牌; "Personal" 个性号牌; "Agri" 农用牌
                         * "Embassy" 使馆号牌; "Moto" 摩托车号牌; "Tractor" 拖拉机号牌; "Other" 其他号牌
                         */
                        System.out.println("szPlateType:"+new String(stTrafficCar.szPlateType,encode));
 
                        /**
                         * 违章描述
                         */
                        System.out.println("szViolationDesc:"+new String(stTrafficCar.szViolationDesc,encode));
 
 
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    break;
 
                }
                case NetSDKLib.EVENT_IVS_TRAFFIC_TRUCK_OCCUPIED : { // 大车占道事件(对应 DEV_EVENT_TRAFFIC_TRUCK_OCCUPIED_INFO)
 
                    System.out.println("大车占道事件" );
 
                    DEV_EVENT_TRAFFIC_TRUCK_OCCUPIED_INFO msg = new DEV_EVENT_TRAFFIC_TRUCK_OCCUPIED_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件动作 0:脉冲
                     */
                    System.out.println("nAction:"+msg.nAction);
 
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("stuUTC:"+msg.stuUTC.toStringTime());
 
 
                    /**
                     车辆信息
                     */
                    DEV_EVENT_TRAFFIC_TRAFFICCAR_INFO stTrafficCar=msg.stuTrafficCar;
                    /**
                     * 速度    单位Km/H
                     */
                    int nSpeed = stTrafficCar.nSpeed;
 
                    System.out.println("nSpeed:"+nSpeed);
                    /**
                     对应车道号
                     */
                    System.out.println("nLane:"+msg.nLane);
 
                    /**
                     * 车牌号码
                     */
                    byte[] szPlateNumber = stTrafficCar.szPlateNumber;
 
                    try {
                        System.out.println("szPlateNumber:"+new String(szPlateNumber,encode));
 
                        /**
                         * 号牌类型 "Unknown" 未知; "Normal" 蓝牌黑牌; "Yellow" 黄牌; "DoubleYellow" 双层黄尾牌
                         * "Police" 警牌;"SAR" 港澳特区号牌; "Trainning" 教练车号牌; "Personal" 个性号牌; "Agri" 农用牌
                         * "Embassy" 使馆号牌; "Moto" 摩托车号牌; "Tractor" 拖拉机号牌; "Other" 其他号牌
                         */
                        System.out.println("szPlateType:"+new String(stTrafficCar.szPlateType,encode));
 
                        /**
                         * 违章描述
                         */
                        System.out.println("szViolationDesc:"+new String(stTrafficCar.szViolationDesc,encode));
 
 
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    break;
 
                }   case NetSDKLib.EVENT_IVS_TRAFFICACCIDENT : { //交通事故事件(对应 DEV_EVENT_TRAFFICACCIDENT_INFO)
 
                    System.out.println("交通事故事件" );
 
                    DEV_EVENT_TRAFFICACCIDENT_INFO msg = new DEV_EVENT_TRAFFICACCIDENT_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件名称
                     */
                    try {
                        System.out.println("szName:"+ new String(msg.szName,encode) );
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
 
                    int nEventID = msg.nEventID;
                    /**
                     事件ID
                     */
                    System.out.println("nEventID:"+nEventID);
                    /**
                     * 图片信息个数
                     */
                    int nImageInfoNum = msg.nImageInfoNum;
                    /**
                     * 图片信息数组 {@link com.netsdk.lib.structure.NET_IMAGE_INFO_EX3}
                     */
                    Pointer pstuImageInfo = msg.pstuImageInfo;
 
                    NET_IMAGE_INFO_EX3[]   images= new NET_IMAGE_INFO_EX3[nImageInfoNum];
                    for(int i=0;i<images.length;i++){
                        images[i]=new NET_IMAGE_INFO_EX3();
                    }
 
 
                    ToolKits.GetPointerDataToStructArr(pstuImageInfo,images);
 
                    for(int i=0;i<images.length;i++){
                        NET_IMAGE_INFO_EX3 image = images[i];
                        if (image != null && image.nLength > 0) {
                            String picture = picturePath + "/" + System.currentTimeMillis() + "_TRAFFICACCIDENT.jpg";
                            ToolKits.savePicture(pBuffer, image.nOffset, image.nLength, picture);
                        }
                    }
 
 
 
                    if(nImageInfoNum==0){
                        String picture = picturePath + "/" + System.currentTimeMillis() + "_TRAFFICACCIDENT.jpg";
 
                        ToolKits.savePicture(pBuffer, 0, dwBufSize, picture);
                    }
 
                    break;
 
                }
                case NetSDKLib.EVENT_IVS_FIREDETECTION : { //火警事件(对应 DEV_EVENT_FIRE_INFO)
 
                    System.out.println("火警事件" );
 
                    DEV_EVENT_FIRE_INFO msg = new DEV_EVENT_FIRE_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件名称
                     */
                    try {
                        System.out.println("szName:"+ new String(msg.szName,encode) );
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
 
                    int nEventID = msg.nEventID;
                    /**
                     事件ID
                     */
                    System.out.println("nEventID:"+nEventID);
 
                    /**
                     * 事件动作,0表示脉冲事件,1表示持续性事件开始,2表示持续性事件结束
                     * */
                    byte bEventAction = msg.bEventAction;
                    System.out.println("bEventAction:"+bEventAction);
 
                    break;
 
                }
                case NetSDKLib.EVENT_IVS_SMOKEDETECTION : { // 烟雾报警事件(对应 DEV_EVENT_SMOKE_INFO)
 
                    System.out.println("烟雾报警事件" );
 
                    DEV_EVENT_SMOKE_INFO msg = new DEV_EVENT_SMOKE_INFO();
                    ToolKits.GetPointerData(pAlarmInfo, msg);
 
                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);
 
                    /**
                     事件名称
                     */
                    try {
                        System.out.println("szName:"+ new String(msg.szName,encode) );
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
 
                    /**
                     事件发生的时间
                     */
                    System.out.println("UTC:"+msg.UTC.toStringTime());
 
                    int nEventID = msg.nEventID;
                    /**
                     事件ID
                     */
                    System.out.println("nEventID:"+nEventID);
 
                    /**
                     * 事件动作,0表示脉冲事件,1表示持续性事件开始,2表示持续性事件结束
                     * */
                    byte bEventAction = msg.bEventAction;
                    System.out.println("bEventAction:"+bEventAction);
 
                    break;
 
                }
                default:
                    System.out.println("其他事件--------------------"+ dwAlarmType);
                    break;
            }
            return 0;
        }
    }
 
    /**
     * 停止侦听智能事件
     */
    public void DetachEventRealLoadPic() {
        if (lAttachHandle.longValue() != 0) {
            netsdk.CLIENT_StopLoadPic(lAttachHandle);
        }
    }
 
    public void runTest()
    {
        System.out.println("Run Test");
        CaseMenu menu = new CaseMenu();;
        menu.addItem(new CaseMenu.Item(this, "订阅不带图事件", "AttachEventStartListen"));
        menu.addItem(new CaseMenu.Item(this, "停止订阅不带图事件", "DetachEventStopListen"));
        menu.addItem(new CaseMenu.Item(this, "订阅智能事件", "AttachEventRealLoadPic"));
        menu.addItem(new CaseMenu.Item(this, "停止侦听智能事件", "DetachEventRealLoadPic"));
        menu.run();
    }
 
    // 配置登陆地址,端口,用户名,密码
    private String m_strIpAddr = "172.13.76.5";
    private int m_nPort = 37777;
    private String m_strUser = "mao_xiangying";
    private String m_strPassword = "admin123";
    public static void main(String[] args) {
        LowSpaceDemo demo=new LowSpaceDemo();
        demo.initTest();
        demo.runTest();
        demo.endTest();
    }
 
    /**
     * 初始化测试
     */
    public void initTest() {
        initSdk();
 
        this.loginWithHighLevel();
    }
 
    /**
     * 结束测试
     */
    public void endTest() {
        System.out.println("End Test");
        this.logOut(); // 登出设备
        System.out.println("See You...");
        cleanAndExit(); // 清理资源并退出
    }
 
}