Init TEngine4.0.0

Init TEngine4.0.0

UnityProject/Packages/YooAsset/Runtime/CacheSystem/PersistentTools.cs

@@ -0,0 +1,51 @@
+using System.IO;
+using System.Collections.Generic;
+
+namespace YooAsset
+{
+	internal class PersistentTools
+	{
+		private static readonly Dictionary<string, Persistent> _persitentDic = new Dictionary<string, Persistent>(100);
+
+		/// <summary>
+		/// 获取包裹的持久化类
+		/// </summary>
+		public static Persistent GetPersistent(string packageName)
+		{
+			if (_persitentDic.ContainsKey(packageName) == false)
+				throw new System.Exception("Should never get here !");
+			return _persitentDic[packageName];
+		}
+
+		/// <summary>
+		/// 获取或创建包裹的持久化类
+		/// </summary>
+		public static Persistent GetOrCreatePersistent(string packageName)
+		{
+			if (_persitentDic.ContainsKey(packageName) == false)
+			{
+				Persistent persistent = new Persistent(packageName);
+				_persitentDic.Add(packageName, persistent);
+			}
+			return _persitentDic[packageName];
+		}
+
+		/// <summary>
+		/// 获取WWW加载本地资源的路径
+		/// </summary>
+		public static string ConvertToWWWPath(string path)
+		{
+#if UNITY_EDITOR
+			return StringUtility.Format("file:///{0}", path);
+#elif UNITY_IPHONE
+			return StringUtility.Format("file://{0}", path);
+#elif UNITY_ANDROID
+			return path;
+#elif UNITY_STANDALONE
+			return StringUtility.Format("file:///{0}", path);
+#elif UNITY_WEBGL
+			return path;
+#endif
+		}
+	}
+}