DirectByteBufferAllocator (Apache Parquet Common 1.12.2 API)

java.lang.Object
- org.apache.parquet.bytes.DirectByteBufferAllocator

All Implemented Interfaces:: ByteBufferAllocator

public class DirectByteBufferAllocator
extends Object
implements ByteBufferAllocator

Constructor Summary

Constructors
Constructor Description

DirectByteBufferAllocator()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ByteBuffer`	`allocate(int size)`
`static DirectByteBufferAllocator`	`getInstance()`
`boolean`	`isDirect()`	Indicates if this allocator will produce ByteBuffers backed by direct memory.
`void`	`release(ByteBuffer b)`	For RefCounted implementations using direct memory, the release method needs to be called to free references to the allocated memory.

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

- Constructor Detail
  - DirectByteBufferAllocator
```
public DirectByteBufferAllocator()
```
- Method Detail
  - getInstance
```
public static final DirectByteBufferAllocator getInstance()
```
  - allocate
```
public ByteBuffer allocate(int size)
```
    Specified by:
    
    allocate in interface ByteBufferAllocator
  - release
```
public void release(ByteBuffer b)
```
    Description copied from interface: ByteBufferAllocator
    
    For RefCounted implementations using direct memory, the release method needs to be called to free references to the allocated memory.
    
    Specified by:
    
    release in interface ByteBufferAllocator
    
    Parameters:
    
    b - a ByteBuffer
  - isDirect
```
public boolean isDirect()
```
    Description copied from interface: ByteBufferAllocator
    
    Indicates if this allocator will produce ByteBuffers backed by direct memory.
    
    Specified by:
    
    isDirect in interface ByteBufferAllocator
    
    Returns:
    
    true if direct memory backed buffers will be created by this allocator, else false