Buffer

java.lang.Object
- cern.colt.PersistentObject
- - cern.jet.stat.quantile.Buffer

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

DoubleBuffer
```
abstract class Buffer
extends PersistentObject
```
A buffer holding elements; internally used for computing approximate quantiles.

Field Summary

Fields
Modifier and Type Field Description

protected boolean isAllocated

protected int k

protected int level

protected int weight
- Fields inherited from class cern.colt.PersistentObject
  serialVersionUID

Constructor Summary

Constructors
Constructor Description

Buffer(int k)
This method was created in VisualAge.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`abstract void`	`clear()`	Clears the receiver.
`boolean`	`isAllocated()`	Returns whether the receiver is already allocated.
`abstract boolean`	`isEmpty()`	Returns whether the receiver is empty.
`abstract boolean`	`isFull()`	Returns whether the receiver is empty.
`boolean`	`isPartial()`	Returns whether the receiver is partial.
`int`	`level()`	Returns whether the receiver's level.
`void`	`level(int level)`	Sets the receiver's level.
`abstract int`	`size()`	Returns the number of elements contained in the receiver.
`abstract void`	`sort()`	Sorts the receiver.
`int`	`weight()`	Returns whether the receiver's weight.
`void`	`weight(int weight)`	Sets the receiver's weight.

Methods inherited from class cern.colt.PersistentObject
clone

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

- Field Detail
  - weight
```
protected int weight
```
  - level
```
protected int level
```
  - k
```
protected int k
```
  - isAllocated
```
protected boolean isAllocated
```
- Constructor Detail
  - Buffer
```
public Buffer(int k)
```
    This method was created in VisualAge.
    
    Parameters:
    
    k - int
- Method Detail
  - clear
```
public abstract void clear()
```
    Clears the receiver.
  - isAllocated
```
public boolean isAllocated()
```
    Returns whether the receiver is already allocated.
  - isEmpty
```
public abstract boolean isEmpty()
```
    Returns whether the receiver is empty.
  - isFull
```
public abstract boolean isFull()
```
    Returns whether the receiver is empty.
  - isPartial
```
public boolean isPartial()
```
    Returns whether the receiver is partial.
  - level
```
public int level()
```
    Returns whether the receiver's level.
  - level
```
public void level(int level)
```
    Sets the receiver's level.
  - size
```
public abstract int size()
```
    Returns the number of elements contained in the receiver.
  - sort
```
public abstract void sort()
```
    Sorts the receiver.
  - weight
```
public int weight()
```
    Returns whether the receiver's weight.
  - weight
```
public void weight(int weight)
```
    Sets the receiver's weight.