DoubleSumObserver.Builder (opentelemetry-api 0.10.0 API)

All Superinterfaces:

AsynchronousInstrument.Builder, Instrument.Builder

Enclosing interface:

DoubleSumObserver
```
public static interface DoubleSumObserver.Builder
extends AsynchronousInstrument.Builder
```
Builder class for DoubleSumObserver.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`DoubleSumObserver`	`build()`	Builds and returns a `Instrument` with the desired options.
`DoubleSumObserver.Builder`	`setDescription(String description)`	Sets the description of the `Instrument`.
`DoubleSumObserver.Builder`	`setUnit(String unit)`	Sets the unit of the `Instrument`.

- Method Detail
  - setDescription
```
DoubleSumObserver.Builder setDescription(String description)
```
    Description copied from interface: Instrument.Builder
    
    Sets the description of the Instrument.
    Default value is "".
    
    Specified by:
    
    setDescription in interface Instrument.Builder
    
    Parameters:
    
    description - the description of the Instrument.
    
    Returns:
    
    this.
  - setUnit
```
DoubleSumObserver.Builder setUnit(String unit)
```
    Description copied from interface: Instrument.Builder
    
    Sets the unit of the Instrument.
    Default value is "1".
    
    Specified by:
    
    setUnit in interface Instrument.Builder
    
    Parameters:
    
    unit - the unit of the Instrument.
    
    Returns:
    
    this.
  - build
```
DoubleSumObserver build()
```
    Description copied from interface: Instrument.Builder
    
    Builds and returns a Instrument with the desired options.
    
    Specified by:
    
    build in interface AsynchronousInstrument.Builder
    
    Specified by:
    
    build in interface Instrument.Builder
    
    Returns:
    
    a Instrument with the desired options.