OverflowStrategy$

java.lang.Object
- akka.stream.OverflowStrategy$

All Implemented Interfaces:

java.io.Serializable, scala.Serializable
```
public class OverflowStrategy$
extends java.lang.Object
implements scala.Serializable
```
If the buffer is full when a new element arrives, drops the oldest element from the buffer to make space for the new element.

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

static OverflowStrategy$ MODULE$
Static reference to the singleton instance of this Scala object.

Constructor Summary

Constructors
Constructor Description

OverflowStrategy$()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`OverflowStrategy`	`backpressure()`	If the buffer is full when a new element is available this strategy backpressures the upstream publisher until space becomes available in the buffer.
`OverflowStrategy`	`dropBuffer()`	If the buffer is full when a new element arrives, drops all the buffered elements to make space for the new element.
`OverflowStrategy`	`dropHead()`
`OverflowStrategy`	`dropNew()`	If the buffer is full when a new element arrives, drops the new element.
`OverflowStrategy`	`dropTail()`	If the buffer is full when a new element arrives, drops the youngest element from the buffer to make space for the new element.
`OverflowStrategy`	`fail()`	If the buffer is full when a new element is available this strategy completes the stream with failure.

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

- Field Detail
  - MODULE$
```
public static final OverflowStrategy$ MODULE$
```
    Static reference to the singleton instance of this Scala object.
- Constructor Detail
  - OverflowStrategy$
```
public OverflowStrategy$()
```
- Method Detail
  - dropHead
```
public OverflowStrategy dropHead()
```
  - dropTail
```
public OverflowStrategy dropTail()
```
    If the buffer is full when a new element arrives, drops the youngest element from the buffer to make space for the new element.
    
    Returns:
    
    (undocumented)
  - dropBuffer
```
public OverflowStrategy dropBuffer()
```
    If the buffer is full when a new element arrives, drops all the buffered elements to make space for the new element.
    
    Returns:
    
    (undocumented)
  - dropNew
```
public OverflowStrategy dropNew()
```
    If the buffer is full when a new element arrives, drops the new element.
    
    Returns:
    
    (undocumented)
  - backpressure
```
public OverflowStrategy backpressure()
```
    If the buffer is full when a new element is available this strategy backpressures the upstream publisher until space becomes available in the buffer.
    
    Returns:
    
    (undocumented)
  - fail
```
public OverflowStrategy fail()
```
    If the buffer is full when a new element is available this strategy completes the stream with failure.
    
    Returns:
    
    (undocumented)