public BaseSerializableData load(string tag, DataLocation location)
{
BaseSerializableData data = null;
if (location == DataLocation.memory)
{
if (!readCache(tag, out data))
{
ZLog.log("TODO: cache miss, read from file");
}
}
else if (location == DataLocation.local)
{
if (!readFile(_persistPath, tag, out data))
{
ZLog.warn("TODO: file miss, read from net");
}
}
else if (location == DataLocation.remote)
{
ZLog.error("not yet");
}
return(data);
}
private void writeCache(string tag, BaseSerializableData data)
{
if (_dataCache.ContainsKey(tag))
{
_dataCache[tag] = data;
}
else
{
_dataCache.Add(tag, data);
}
}
private bool readCache(string tag, out BaseSerializableData data)
{
data = null;
if (_dataCache.ContainsKey(tag))
{
data = _dataCache[tag];
return(true);
}
return(false);
}
private readonly string _streamPath = Application.streamingAssetsPath; //r
#region public
public void save(string tag, BaseSerializableData data, DataLocation location)
{
data.dataTag = tag;
if (location == DataLocation.memory)
{
writeCache(tag, data);
}
else if (location == DataLocation.local)
{
writeFile(_persistPath, tag, data);
}
else if (location == DataLocation.remote)
{
ZLog.error("not yet");
}
}
private void writeFile(string folder, string tag, BaseSerializableData data)
{
Directory.CreateDirectory(folder);//如果已经有了就不会创建
string path = _persistPath + "/" + tag + ".bytes";
FileStream stream = new FileStream(path, FileMode.Create);//create new or overwritten
if (serializationMethod == SerializationMethod.bin)
{
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(stream, data);
}
else if (serializationMethod == SerializationMethod.json)
{
//string content = JsonUtility.ToJson(data);
}
stream.Close();
}
private bool readFile(string folder, string tag, out BaseSerializableData data)
{
data = null;
string path = folder + "/" + tag + ".bytes";
if (File.Exists(path))
{
FileStream stream = new FileStream(path, FileMode.Open);
if (serializationMethod == SerializationMethod.bin)
{
BinaryFormatter formatter = new BinaryFormatter();
data = formatter.Deserialize(stream) as BaseSerializableData;
}
else if (serializationMethod == SerializationMethod.json)
{
}
stream.Close();
return(true);
}
return(false);
}
