LongDataPoint (TsFile 1.2.1 API)

java.lang.Object
- org.apache.iotdb.tsfile.write.record.datapoint.DataPoint
- - org.apache.iotdb.tsfile.write.record.datapoint.LongDataPoint

```
public class LongDataPoint
extends DataPoint
```
a subclass for Long data type extends DataPoint.

See Also:

DataPoint

Field Summary
- Fields inherited from class org.apache.iotdb.tsfile.write.record.datapoint.DataPoint
  measurementId, type

Constructor Summary

Constructors
Constructor Description

LongDataPoint(java.lang.String measurementId, long v)
constructor of LongDataPoint, the value type will be set automatically.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.Object`	`getValue()`
`void`	`setLong(long value)`
`void`	`writeTo(long time, ChunkWriterImpl writer)`	write this DataPoint by a SeriesWriter.

Methods inherited from class org.apache.iotdb.tsfile.write.record.datapoint.DataPoint
getDataPoint, getMeasurementId, getType, setBoolean, setDouble, setFloat, setInteger, setString, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - LongDataPoint
```
public LongDataPoint(java.lang.String measurementId,
                     long v)
```
    constructor of LongDataPoint, the value type will be set automatically.
- Method Detail
  - writeTo
```
public void writeTo(long time,
                    ChunkWriterImpl writer)
```
    Description copied from class: DataPoint
    
    write this DataPoint by a SeriesWriter.
    
    Specified by:
    
    writeTo in class DataPoint
    
    Parameters:
    
    time - timestamp
    
    writer - writer
  - getValue
```
public java.lang.Object getValue()
```
    Specified by:
    
    getValue in class DataPoint
  - setLong
```
public void setLong(long value)
```
    Overrides:
    
    setLong in class DataPoint