RamJournalRM.BufferPool (Oracle® Coherence Java API Reference)

java.lang.Object
- com.tangosol.io.journal.RamJournalRM.BufferPool

Enclosing class:

RamJournalRM
```
protected class RamJournalRM.BufferPool
extends Object
```
A pooling implementation for WriteBuffer objects.

Constructor Summary

Constructors
Constructor Description

BufferPool()
Instantiate a buffer pool to provide buffers to the journal appending process.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`WriteBuffer`	`allocate()`	Allocate a WriteBuffer from the buffer pool.
`int`	`getCapacity()`	Determine the maximum number of buffers in the pool.
`int`	`getSize()`	Determine the current number of buffers in the pool.
`void`	`release(WriteBuffer buf)`	Return a buffer to the pool.
`String`	`toString()`

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

- Constructor Detail
  - BufferPool
```
public BufferPool()
```
    Instantiate a buffer pool to provide buffers to the journal appending process.
- Method Detail
  - allocate
```
public WriteBuffer allocate()
```
    Allocate a WriteBuffer from the buffer pool.
    
    Returns:
    
    a WriteBuffer instance
  - release
```
public void release(WriteBuffer buf)
```
    Return a buffer to the pool.
    
    Parameters:
    
    buf - the WriteBuffer to return to the pool
  - getSize
```
public int getSize()
```
    Determine the current number of buffers in the pool.
    
    Returns:
    
    the number of buffers in the pool
  - getCapacity
```
public int getCapacity()
```
    Determine the maximum number of buffers in the pool.
    
    Returns:
    
    the maximum supported number of buffers in the pool
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object