public PersistentHashTable(string hashtableName, int tableSize, int keySize, int valueSize, int userHeaderSize)
{
_simpleCollectionNextIndex = new PersistentNextSpaceArray(hashtableName, keySize + valueSize, userHeaderSize + GetHeaderSize());
HashTableHeader header = new HashTableHeader(tableSize, keySize, valueSize);
_simpleCollectionNextIndex.PutUserHeader(header.Serialize());
_simpleCollectionNextIndex.Put(tableSize-1, new byte[0]);
}
public PersistentHashTable(string hashtableName, int tableSize, int keySize, int valueSize, int userHeaderSize)
{
_simpleCollectionNextIndex = new PersistentNextSpaceArray(hashtableName, keySize + valueSize, userHeaderSize + GetHeaderSize());
HashTableHeader header = new HashTableHeader(tableSize, keySize, valueSize);
_simpleCollectionNextIndex.PutUserHeader(header.Serialize());
_simpleCollectionNextIndex.Put(tableSize - 1, new byte[0]);
}
public void Put(int index, byte[] buffer)
{
int elementSize = GetElementSize();
byte[] extendedBuffer = buffer.ExtendTo(elementSize);
_simpleCollectionNextSpace.Put(index, extendedBuffer);
_cache.AddToCache(new Element(extendedBuffer), index);
}
private void GetNextIndexTestAssert(int expected)
{
IPersistentArrayNextSpace target = InitPA("GetPANextIndexTest", 1, 16);
try{
target.Put(expected - 1, new byte[0]);
int actual = target.GetNextIndex();
Assert.AreEqual(expected, actual);
}
finally
{
target.Close();
}
}
private void PutGetTestAssert(int elementIndex, byte[] expected)
{
IPersistentArrayNextSpace target = InitPA("PAGetTest", 3, 16);
try
{
target.Put(elementIndex, expected);
byte[] actual = target.Get(elementIndex);
TestHelper.AssertByteArraysAreSame(expected, actual);
}
finally
{
target.Close();
}
}
public void WipeElement(int index)
{
_simpleCollectionNextSpace.Put(index, new byte[GetElementSize()]);
}
private void PutElement(HashTableElement element)
{
_simpleCollectionNextIndex.Put(element.Index, element.Key.Append(element.Value));
}
