IUnaryExpression (TsFile 1.2.1 API)

All Superinterfaces:

IExpression, java.io.Serializable

All Known Implementing Classes:

GlobalTimeExpression, SingleSeriesExpression
```
public interface IUnaryExpression
extends IExpression
```

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  Filter getFilter()
  
  void setFilter(Filter filter)
  - Methods inherited from interface org.apache.iotdb.tsfile.read.expression.IExpression
    clone, getType, serialize

Method Detail

getFilter
```
Filter getFilter()
```

setFilter
```
void setFilter(Filter filter)
```