public Pointer allocate()

in directmemory-cache/src/main/java/org/apache/directmemory/memory/MemoryManagerServiceImpl.java [212:251]

• 33 lines of code
• 5 McCabe index (conditional complexity)

    public <T extends V> Pointer<V> allocate( final Class<T> type, final int size, final long expiresIn,
                                              final long expires )
    {

        Pointer<V> p = null;
        Allocator allocator = null;
        int allocationNumber = 0;
        do
        {
            allocationNumber++;
            allocator = allocationPolicy.getActiveAllocator( allocator, allocationNumber );
            if ( allocator == null )
            {
                if ( returnsNullWhenFull() )
                {
                    return null;
                }
                else
                {
                    throw new BufferOverflowException();
                }
            }

            final MemoryBuffer buffer = allocator.allocate( size );

            if ( buffer == null )
            {
                continue;
            }

            p = instanciatePointer( buffer, allocator.getNumber(), expiresIn, NEVER_EXPIRES );

            used.addAndGet( size );
        }
        while ( p == null );

        p.setClazz( type );

        return p;
    }