public bool TryCreateObject(ObjectType objectType, out IPersistable persistObj)
{
switch (objectType)
{
case ObjectType.StorageItem:
persistObj = new StorageItem();
break;
case ObjectType.ScalableDictionaryNode:
persistObj = new ScalableDictionaryNode();
break;
case ObjectType.ScalableDictionaryValues:
persistObj = new ScalableDictionaryValues();
break;
case ObjectType.StorableArray:
persistObj = new StorableArray();
break;
case ObjectType.ScalableHybridListEntry:
persistObj = new ScalableHybridListEntry();
break;
default:
persistObj = null;
return(false);
}
return(true);
}
public T this[int index]
{
get
{
CheckIndex(index, m_count - 1);
if (m_array != null)
{
using (m_array.PinValue())
{
return((T)m_array.Value().Array[index]);
}
}
IReference <StorableArray> reference = m_buckets[GetBucketIndex(index)];
using (reference.PinValue())
{
StorableArray bucket = reference.Value();
return(GetValueAt(index, bucket));
}
}
set
{
CheckReadOnly("set value");
SetValue(index, value, fromAdd: false);
}
}
private T GetValueAt(int index, StorableArray bucket)
{
object obj = bucket.Array[GetIndexInBucket(index)];
if (obj == null)
{
return(default(T));
}
return((T)obj);
}
private static List <Declaration> BuildDeclarations()
{
return(new List <Declaration>(8)
{
BaseReference.GetDeclaration(),
ScalableList <StorageItem> .GetDeclaration(),
ScalableDictionary <int, StorageItem> .GetDeclaration(),
ScalableDictionaryNode.GetDeclaration(),
ScalableDictionaryValues.GetDeclaration(),
StorageItem.GetDeclaration(),
StorableArray.GetDeclaration(),
ScalableHybridListEntry.GetDeclaration()
});
}
public IDisposable GetAndPin(int index, out T item)
{
CheckIndex(index, m_count - 1);
if (m_array != null)
{
m_array.PinValue();
item = (T)m_array.Value().Array[index];
return((IDisposable)m_array);
}
IReference <StorableArray> reference = m_buckets[GetBucketIndex(index)];
reference.PinValue();
StorableArray bucket = reference.Value();
item = GetValueAt(index, bucket);
return((IDisposable)reference);
}
private void EnsureCapacity(int count)
{
if (count <= m_capacity)
{
return;
}
if (m_array == null && m_buckets == null)
{
StorableArray storableArray = new StorableArray();
storableArray.Array = new object[count];
int emptySize = storableArray.EmptySize;
if (m_bucketPinState == BucketPinState.UntilBucketFull || m_bucketPinState == BucketPinState.UntilListEnd)
{
m_array = m_cache.AllocateAndPin(storableArray, m_priority, emptySize);
}
else
{
m_array = m_cache.Allocate(storableArray, m_priority, emptySize);
}
m_capacity = count;
}
if (m_array != null)
{
if (count <= m_bucketSize)
{
int num = Math.Min(Math.Max(count, m_capacity * 2), m_bucketSize);
using (m_array.PinValue())
{
Array.Resize(ref m_array.Value().Array, num);
}
m_capacity = num;
}
else
{
if (m_capacity < m_bucketSize)
{
using (m_array.PinValue())
{
Array.Resize(ref m_array.Value().Array, m_bucketSize);
}
m_capacity = m_bucketSize;
}
m_buckets = new ScalableList <IReference <StorableArray> >(m_priority, m_cache, 100, 10, m_bucketPinState == BucketPinState.UntilListEnd);
m_buckets.Add(m_array);
m_array = null;
}
}
if (m_buckets == null)
{
return;
}
while (GetBucketIndex(count - 1) >= m_buckets.Count)
{
StorableArray storableArray2 = new StorableArray();
storableArray2.Array = new object[m_bucketSize];
int emptySize2 = storableArray2.EmptySize;
if (m_bucketPinState == BucketPinState.UntilListEnd)
{
IReference <StorableArray> item = m_cache.AllocateAndPin(storableArray2, m_priority, emptySize2);
m_buckets.Add(item);
}
else if (m_bucketPinState == BucketPinState.UntilBucketFull)
{
IReference <StorableArray> item = m_cache.AllocateAndPin(storableArray2, m_priority, emptySize2);
m_buckets.AddAndPin(item);
}
else
{
IReference <StorableArray> item = m_cache.Allocate(storableArray2, m_priority, emptySize2);
m_buckets.Add(item);
}
m_capacity += m_bucketSize;
}
}
