BufferPool

All Known Implementing Classes:

CachingBufferPool, QuiescentBufferPool
```
public interface BufferPool
```
Makes various types of buffers available for use and potential re-use.
Implementations must be safe for concurrent use by multiple threads.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`byte[]`	`allocateArray(int size)`	Returns a `byte[]` of size or greater length.
`java.nio.ByteBuffer`	`allocateDirect(int size)`	Returns a `direct ByteBuffer` of size or greater `capacity`.
`void`	`releaseArray(byte[] buffer)`	Returns instance to pool for potential future reuse.
`void`	`releaseDirect(java.nio.ByteBuffer buffer)`	Returns instance to pool for potential future reuse.

- Method Detail
  - allocateArray
```
byte[] allocateArray(int size)
```
    Returns a byte[] of size or greater length.
    
    Parameters:
    
    size - The minimum size array required. Must be >= 0.
    
    Returns:
    
    A byte[] with length of at least size.
    
    See Also:
    
    releaseArray(byte[])
  - releaseArray
```
void releaseArray(byte[] buffer)
```
    Returns instance to pool for potential future reuse.
    Must not be returned more than 1 time. Must not be used by caller after return.
    
    Parameters:
    
    buffer - Instance to return to pool. Must not be null. Must not be returned more than 1 time. Must not be used by caller after return.
  - allocateDirect
```
java.nio.ByteBuffer allocateDirect(int size)
```
    Returns a direct ByteBuffer of size or greater capacity.
    
    Parameters:
    
    size - The minimum size buffer required. Must be >= 0.
    
    Returns:
    
    A ByteBuffer of size or greater capacity.
    
    See Also:
    
    releaseDirect(ByteBuffer), ByteBuffer.allocateDirect(int)
  - releaseDirect
```
void releaseDirect(java.nio.ByteBuffer buffer)
```
    Returns instance to pool for potential future reuse.
    Must not be returned more than 1 time. Must not be used by caller after return.
    
    Parameters:
    
    buffer - Instance to return to pool. Must not be null. Must not be returned more than 1 time. Must not be used by caller after return.