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BlockSet.cs
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BlockSet.cs
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Security.Cryptography;
using Libplanet.Action;
using Libplanet.Blocks;
namespace Libplanet.Store
{
public class BlockSet<T> : BaseIndex<HashDigest<SHA256>, Block<T>>
where T : IAction, new()
{
public BlockSet(IStore store)
: base(store)
{
}
public override ICollection<HashDigest<SHA256>> Keys
{
get
{
return Store.IterateBlockHashes().ToList();
}
}
public override ICollection<Block<T>> Values
{
get
{
return Store.IterateBlockHashes()
.Select(Store.GetBlock<T>)
.OfType<Block<T>>()
.ToList();
}
}
public override int Count => (int)Store.CountBlocks();
public override bool IsReadOnly => false;
public override Block<T> this[HashDigest<SHA256> key]
{
get
{
Block<T> block = Store.GetBlock<T>(key);
if (block == null)
{
throw new KeyNotFoundException();
}
Trace.Assert(block.Hash.Equals(key));
return block;
}
set
{
if (!value.Hash.Equals(key))
{
throw new InvalidBlockHashException(
$"{value}.hash does not match to {key}");
}
value.Validate(DateTimeOffset.UtcNow);
Store.PutBlock(value);
}
}
public override bool Remove(HashDigest<SHA256> key)
{
return Store.DeleteBlock(key);
}
}
}