102 lines
3.6 KiB
C#
102 lines
3.6 KiB
C#
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using System;
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using System.IO;
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using System.Collections.Generic;
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using UnityEngine;
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namespace YooAsset
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{
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internal static class CatalogTools
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{
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/// <summary>
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/// 序列化（JSON文件）
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/// </summary>
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public static void SerializeToJson(string savePath, DefaultBuildinFileCatalog catalog)
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{
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string json = JsonUtility.ToJson(catalog, true);
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FileUtility.WriteAllText(savePath, json);
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}
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/// <summary>
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/// 反序列化（JSON文件）
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/// </summary>
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public static DefaultBuildinFileCatalog DeserializeFromJson(string jsonContent)
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{
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return JsonUtility.FromJson<DefaultBuildinFileCatalog>(jsonContent);
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}
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/// <summary>
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/// 序列化（二进制文件）
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/// </summary>
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public static void SerializeToBinary(string savePath, DefaultBuildinFileCatalog catalog)
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{
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using (FileStream fs = new FileStream(savePath, FileMode.Create))
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{
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// 创建缓存器
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BufferWriter buffer = new BufferWriter(CatalogDefine.FileMaxSize);
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// 写入文件标记
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buffer.WriteUInt32(CatalogDefine.FileSign);
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// 写入文件版本
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buffer.WriteUTF8(CatalogDefine.FileVersion);
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// 写入文件头信息
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buffer.WriteUTF8(catalog.PackageName);
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buffer.WriteUTF8(catalog.PackageVersion);
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// 写入资源包列表
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buffer.WriteInt32(catalog.Wrappers.Count);
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for (int i = 0; i < catalog.Wrappers.Count; i++)
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{
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var fileWrapper = catalog.Wrappers[i];
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buffer.WriteUTF8(fileWrapper.BundleGUID);
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buffer.WriteUTF8(fileWrapper.FileName);
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}
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// 写入文件流
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buffer.WriteToStream(fs);
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fs.Flush();
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}
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}
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/// <summary>
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/// 反序列化（二进制文件）
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/// </summary>
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public static DefaultBuildinFileCatalog DeserializeFromBinary(byte[] binaryData)
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{
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// 创建缓存器
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BufferReader buffer = new BufferReader(binaryData);
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// 读取文件标记
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uint fileSign = buffer.ReadUInt32();
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if (fileSign != CatalogDefine.FileSign)
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throw new Exception("Invalid catalog file !");
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// 读取文件版本
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string fileVersion = buffer.ReadUTF8();
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if (fileVersion != CatalogDefine.FileVersion)
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throw new Exception($"The catalog file version are not compatible : {fileVersion} != {CatalogDefine.FileVersion}");
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DefaultBuildinFileCatalog catalog = new DefaultBuildinFileCatalog();
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{
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// 读取文件头信息
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catalog.FileVersion = fileVersion;
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catalog.PackageName = buffer.ReadUTF8();
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catalog.PackageVersion = buffer.ReadUTF8();
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// 读取资源包列表
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int fileCount = buffer.ReadInt32();
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catalog.Wrappers = new List<DefaultBuildinFileCatalog.FileWrapper>(fileCount);
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for (int i = 0; i < fileCount; i++)
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{
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var fileWrapper = new DefaultBuildinFileCatalog.FileWrapper();
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fileWrapper.BundleGUID = buffer.ReadUTF8();
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fileWrapper.FileName = buffer.ReadUTF8();
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catalog.Wrappers.Add(fileWrapper);
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}
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}
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return catalog;
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}
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}
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}
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