public void Save(SharedTable sharedStringTable, BinaryWriter writer)
{
writer.Write(this.assemblyPath);
writer.Write((UInt16)this.friendAssemblies.Length);
for (int i = 0, max = this.friendAssemblies.Length; i < max; ++i)
{
writer.WriteInt24(sharedStringTable.RegisterString(this.friendAssemblies[i]));
}
writer.Write(this.types.Length);
for (int i = 0, max = this.types.Length; i < max; ++i)
{
try
{
writer.WriteInt24(sharedStringTable.RegisterType(this.types[i]));
}
catch (Exception ex)
{
Debug.LogError("Type #" + i + " failed.");
Debug.LogException(ex);
throw;
}
}
}
private void ConstructDatabase(object baseStream)
{
try
{
using (FileStream fileStream = (FileStream)baseStream)
using (GZipStream decompressionStream = new GZipStream(fileStream, CompressionMode.Decompress))
{
MemoryStream databaseStream = new MemoryStream(1 << 24); // 16MB
fileStream.Position = this.sharedTableOffset;
const int BufferSize = 1 << 16; // 64kB
byte[] buffer = new byte[BufferSize];
int n = decompressionStream.Read(buffer, 0, BufferSize);
while (n == BufferSize)
{
databaseStream.Write(buffer, 0, n);
n = decompressionStream.Read(buffer, 0, BufferSize);
}
if (n > 0)
{
databaseStream.Write(buffer, 0, n);
}
databaseStream.Seek(0L, SeekOrigin.Begin);
BinaryReader reader = new BinaryReader(databaseStream, Encoding.UTF8);
this.sharedTable = new SharedTable(reader);
List <UnityMeta> result = new List <UnityMeta>(this.metaOffsets.Length);
for (int i = 0, max = this.metaOffsets.Length; i < max; ++i)
{
reader.BaseStream.Position = this.metaOffsets[i];
result.Add(new UnityMeta(reader, this.sharedTable));
}
result.Sort((a, b) => Utility.CompareVersion(a.Version, b.Version));
this.unityMeta = result.ToArray();
this.databaseStream = databaseStream;
}
}
catch (Exception ex)
{
Debug.LogException(ex);
}
finally
{
this.constructingThread = null;
}
}
public void Save(BinaryWriter writer, SharedTable sharedStringTable)
{
writer.Write(this.version);
// Write Types into the buffer to populate the string table.
writer.Write((UInt16)this.assembliesMeta.Length);
for (int i = 0, max = this.assembliesMeta.Length; i < max; ++i)
{
writer.WriteInt24(sharedStringTable.RegisterAssembly(this.assembliesMeta[i]));
}
}
/// <summary>Saves the current state of the database to <paramref name="filepath"/>.</summary>
/// <param name="filepath"></param>
public void Save(string filepath)
{
using (MemoryStream assembliesStream = new MemoryStream(1 << 27)) // 128MB
using (BinaryWriter assembliesWriter = new BinaryWriter(assembliesStream))
{
SharedTable sharedTable = new SharedTable();
List <UnityMeta> sortedMeta = new List <UnityMeta>(this.unityMeta);
long[] metaOffsets = new long[this.unityMeta.Length];
sortedMeta.Sort((a, b) => Utility.CompareVersion(a.Version, b.Version));
// Write assemblies into the buffer to populate the string table.
for (int i = 0, max = sortedMeta.Count; i < max; ++i)
{
metaOffsets[i] = assembliesWriter.BaseStream.Position;
sortedMeta[i].Save(assembliesWriter, sharedTable);
}
using (MemoryStream sharedTableStream = new MemoryStream(1 << 22)) // 4MB
using (BinaryWriter sharedTableWriter = new BinaryWriter(sharedTableStream))
{
sharedTable.Save(sharedTableWriter);
using (BinaryWriter finalWriter = new BinaryWriter(File.Open(filepath, FileMode.Create, FileAccess.Write)))
using (GZipStream compressionStream = new GZipStream(finalWriter.BaseStream, CompressionMode.Compress, true))
{
finalWriter.Write(metaOffsets.Length);
for (int i = 0, max = metaOffsets.Length; i < max; ++i)
{
finalWriter.Write(metaOffsets[i] + sharedTableStream.Length);
finalWriter.Write(sortedMeta[i].Version);
}
sharedTableStream.WriteTo(compressionStream);
assembliesStream.WriteTo(compressionStream);
}
}
}
}
