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package com.sun.grizzly.memory.slab;

import java.nio.ByteBuffer;

/** An Allocator implemented on a SlabPool.  All of the Slab 
 * management is delegated to the SlabPool.
 * 
 * @author Ken Cavanaugh 
 */
public class SlabPoolMemoryManagerImpl extends SlabMemoryManagerBase {

    private final SlabPoolImpl pool;

    public SlabPoolMemoryManagerImpl(final SlabMemoryManagerFactory.SlabPool pool) {
        this.pool = SlabPoolImpl.class.cast(pool);
    }

    public int maxAllocationSize() {
        return pool.maxAllocationSize();
    }

    public boolean bufferType() {
        return pool.bufferType();
    }

    @Override
    public void dispose(final Slab slab, final ByteBuffer store) {
        pool.dispose(slab, store);
    }

    @Override
    void releaseSlab(final Slab slab) {
        pool.releaseSlab(slab);
    }

    @Override
    Slab obtainSlab() {
        return pool.getSlab();
    }
}