java.lang.Object
- com.swiftmq.swiftlet.queue.FlowController

```
public abstract class FlowController
extends java.lang.Object
```
Abstract base class for flow controllers. A flow controller computes a delay, dependent on throughput, queue backlog, and transaction size.

Author:

IIT GmbH, Bremen/Germany, Copyright (c) 2000-2002, All Rights Reserved

Field Summary

Fields
Modifier and Type	Field	Description
`protected long`	`lastDelay`
`protected int`	`queueSize`
`protected long`	`receiveCount`
`protected long`	`receiveCountCalls`
`protected int`	`receiverCount`
`protected long`	`sentCount`
`protected long`	`sentCountCalls`
`protected long`	`timestamp`

Constructor Summary

Constructors
Constructor Description

FlowController()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`getLastDelay()`	Returns the last computed fc delay.
`abstract long`	`getNewDelay()`	Computes and returns a new delay.
`int`	`getStartQueueSize()`	Returns the FC start queue size
`void`	`setQueueSize(int queueSize)`	Sets the queue size (message count).
`void`	`setReceiveMessageCount(int count)`	Sets the recive message count.
`void`	`setReceiverCount(int count)`	Sets the receiver count.
`void`	`setSentMessageCount(int count)`	Sets the sent message count.
`java.lang.String`	`toString()`

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

- Field Detail
  - receiverCount
```
protected int receiverCount
```
  - queueSize
```
protected int queueSize
```
  - lastDelay
```
protected long lastDelay
```
  - sentCount
```
protected long sentCount
```
  - sentCountCalls
```
protected long sentCountCalls
```
  - receiveCount
```
protected long receiveCount
```
  - receiveCountCalls
```
protected long receiveCountCalls
```
  - timestamp
```
protected long timestamp
```
- Constructor Detail
  - FlowController
```
public FlowController()
```
- Method Detail
  - getStartQueueSize
```
public int getStartQueueSize()
```
    Returns the FC start queue size
    
    Returns:
    
    start queue size
  - setQueueSize
```
public void setQueueSize(int queueSize)
```
    Sets the queue size (message count).
    
    Parameters:
    
    queueSize - queue size.
  - setReceiverCount
```
public void setReceiverCount(int count)
```
    Sets the receiver count.
    
    Parameters:
    
    count - receiver count.
  - setReceiveMessageCount
```
public void setReceiveMessageCount(int count)
```
    Sets the recive message count.
    
    Parameters:
    
    count - recive message count.
  - setSentMessageCount
```
public void setSentMessageCount(int count)
```
    Sets the sent message count.
    
    Parameters:
    
    count - sent message count.
  - getLastDelay
```
public long getLastDelay()
```
    Returns the last computed fc delay.
    
    Returns:
    
    delay.
  - getNewDelay
```
public abstract long getNewDelay()
```
    Computes and returns a new delay.
    
    Returns:
    
    delay.
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object

Class FlowController

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

receiverCount

queueSize

lastDelay

sentCount

sentCountCalls

receiveCount

receiveCountCalls

timestamp

Constructor Detail

FlowController

Method Detail

getStartQueueSize

setQueueSize

setReceiverCount

setReceiveMessageCount

setSentMessageCount

getLastDelay

getNewDelay

toString