●函数:
public List<ImmutablePair<HDRecord, Integer>> querySnapshotsByIDs(List<Integer> tagIDs, HDErrcode errCode) throws HDSdkException
●参数:
参数名称 |
数据类型 |
参数说明 |
默认值 |
tagIDs |
List<Integer> |
tag点id列表 |
|
errcode |
HDErrcode |
[out]总体错误码,用来判断部分成功 |
|
●返回值:
返回值类型 |
返回值说明 |
List<ImmutablePair<HDRecord, Integer>> |
实时记录和对应的错误码,按照ID数组顺序 |
●异常:
当参数出现错误时,向上抛出IllegalArgumentException异常
当后台查询出错时,向上抛出HDSdkException异常
●说明:
该接口用于批量查询快照记录。
可能需要先进行登录操作,请参考HDDataConnection类
●示例代码:
注: 标记为红色的代码行为当前接口的调用
import com.baosight.hdjni.HDErrcode;
import com.baosight.hdsdk.HDConnectionFactory;
import com.baosight.hdsdk.HDDataProvider;
import com.baosight.hdsdk.HDServerFactory;
import com.baosight.hdsdk.domain.data.HDDataConnection;
import com.baosight.hdsdk.domain.data.HDDataServer;
import com.baosight.hdsdk.domain.data.HDRecord;
import com.baosight.hdsdk.exception.HDSdkException;
import org.apache.commons.lang3.tuple.ImmutablePair;
import java.util.ArrayList;
import java.util.List;
public class IhdJavaSdkQueryTagVal {
public static void main(String[] args) {
// 设置服务器信息
String serverIP = "168.2.237.1";
String bakIp = "168.2.237.2";
HDDataServer server = HDServerFactory.getHDDataServer(serverIP,5673,bakIp,5673);
HDDataConnection dataConn = null;
try {
dataConn = HDConnectionFactory.getHDDataConnection(server);
dataConn.loginToServer("admin", "admin");
HDDataProvider dp = new HDDataProvider(dataConn);
List<Integer> tagIDsList = new ArrayList<>();
tagIDsList.add(1);
tagIDsList.add(2);
HDErrcode errCode = new HDErrcode();
List<ImmutablePair<HDRecord, Integer>> snapshotsList = dp.querySnapshotsByIDs(tagIDsList, errCode);
dataConn.dispose();
} catch (HDSdkException e) {
e.printStackTrace();
}
}