Revision cfed7823 trunk/Pithos.Network/TreeHash.cs
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using System; |
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using System.Collections.Concurrent; |
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using System.Collections.Generic; |
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using System.Diagnostics.Contracts; |
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using System.IO; |
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using System.Text; |
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using System.Threading.Tasks; |
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private const int DEFAULT_BLOCK_SIZE = 4*1024*1024; |
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public string BlockHash { get; set; }
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public int BlockSize { get; set; }
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public long Bytes { get; set; }
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private long _bytes; |
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public long Bytes |
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{
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get |
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{
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Contract.Ensures(Contract.Result<long>() >= 0); |
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return _bytes; |
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} |
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set |
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{
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if (value<0) |
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throw new ArgumentOutOfRangeException("Bytes");
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Contract.Requires(value >= 0); |
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Contract.EndContractBlock(); |
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_bytes = value; |
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} |
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} |
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public Guid FileId { get; set; }
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} |
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private IList<byte[]> _hashes; |
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public IList<byte[]> Hashes |
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{
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get { return _hashes; }
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set |
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{
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_hashes = value; |
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_topHash.Force();
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_topHash.Force(); |
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} |
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} |
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public TreeHash(string algorithm) |
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[ContractInvariantMethod] |
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private void Invariants() |
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{
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Contract.Invariant(_bytes>=0); |
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} |
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public TreeHash(string algorithm) |
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{
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BlockHash = algorithm; |
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_topHash = new Lazy<byte[]>(() => |
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//Saves the Json representation to a file |
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public Task Save(string filePath) |
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{
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if (String.IsNullOrWhiteSpace(filePath)) |
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throw new ArgumentNullException("filePath");
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Contract.EndContractBlock(); |
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var fileName = FileId.ToString("N");
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var path = Path.Combine(filePath, fileName); |
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if (!Directory.Exists(filePath)) |
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public static TreeHash Parse(string json) |
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{
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if (String.IsNullOrWhiteSpace(json)) |
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return Empty; |
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return Empty;
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var value = JsonConvert.DeserializeObject<JObject>(json); |
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if (value==null) |
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throw new ArgumentException("The json parameter doesn't contain any json data","json");
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Contract.Assume(value!=null); |
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var blockHash = (string) value["block_hash"]; |
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var size = value.Value<int>("block_size");
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