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177 lines (152 loc) · 4.66 KB
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using Microsoft.Extensions.Caching.Memory;
using Newtonsoft.Json;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Threading.Tasks;
namespace NetCoreStack.Jobs
{
internal class DefualtJobStorageObject
{
public string Type { get; set; }
public object Instance { get; set; }
}
internal class DefaultJobStorage : IJobStorage
{
private readonly static List<string> _keys = new List<string>();
private readonly IMemoryCache _memoryCache;
private readonly string _instance;
public DefaultJobStorage(IMemoryCache memoryCache)
{
_memoryCache = memoryCache;
_instance = nameof(Jobs) + ":";
}
private string GenerateKey(string key)
{
return _instance + key;
}
public StorageResult Get(string key)
{
var instanceKey = GenerateKey(key);
var obj = _memoryCache.Get(instanceKey);
if (obj == null)
return null;
if (obj is DefualtJobStorageObject storageObject)
{
return new StorageResult
{
Type = storageObject.Type,
Data = storageObject.Instance
};
}
return new StorageResult
{
Data = obj
};
}
public async Task<List<string>> GetAllKeysAsync()
{
await Task.CompletedTask;
return _keys;
}
public async Task<StorageResult> GetAsync(string key)
{
await Task.CompletedTask;
return Get(key);
}
public void Remove(string key)
{
var instanceKey = GenerateKey(key);
_memoryCache.Remove(instanceKey);
_keys.Remove(instanceKey);
}
public Task RemoveAllKeysAsync()
{
_keys.Clear();
return Task.CompletedTask;
}
public Task RemoveAsync(string key)
{
Remove(key);
return Task.CompletedTask;
}
public Task RemoveKeysAsync(IEnumerable<IJob> jobs)
{
if (jobs != null && jobs.Any())
{
foreach (var job in jobs)
{
var instanceKey = GenerateKey(job.Id);
_memoryCache.Remove(instanceKey);
_keys.Remove(instanceKey);
}
}
return Task.CompletedTask;
}
public void Set(string key, object instance)
{
var storageObject = new DefualtJobStorageObject
{
Instance = instance,
Type = instance.GetType().FullName
};
var instanceKey = GenerateKey(key);
_memoryCache.Set(instanceKey, storageObject);
if (!_keys.Contains(instanceKey))
{
_keys.Add(key);
}
}
public async Task SetAsync(string key, object instance)
{
await Task.CompletedTask;
Set(key, instance);
}
public async Task<List<T>> GetTypedJobsAsync<T>() where T : IJob
{
List<T> jobs = new List<T>();
var keys = await GetAllKeysAsync();
if (keys != null && keys.Any())
{
foreach (var key in keys)
{
StorageResult storageResult = Get(key);
if (storageResult != null)
{
var fullname = storageResult.Type;
var typedJob = typeof(T).FullName;
if (fullname == typedJob)
{
var job = (T)storageResult.Data;
jobs.Add(job);
}
}
}
}
return jobs;
}
public async Task<List<IJob>> GetJobsAsync()
{
List<IJob> jobs = new List<IJob>();
var keys = await GetAllKeysAsync();
if (keys != null && keys.Any())
{
foreach (var key in keys)
{
StorageResult storageResult = Get(key);
if (storageResult != null)
{
var job = (IJob)storageResult.Data;
jobs.Add(job);
}
}
}
return jobs;
}
public void Dispose()
{
return;
}
}
}