130 lines
4.3 KiB
C#
130 lines
4.3 KiB
C#
using Newtonsoft.Json;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading;
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namespace HxBusiness
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{
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public class ConfigBiz
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{
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private const int TryReadWriteCount = 10;
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private int readcount = 0;
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private int writecount = 0;
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/// <summary>
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/// 指定程序目录
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/// </summary>
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private string xmlPath;
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//设置读写锁
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private ReaderWriterLockSlim objlock;
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public ConfigBiz()
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{
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xmlPath = AppDomain.CurrentDomain.SetupInformation.ApplicationBase + "/Config/";
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objlock = new ReaderWriterLockSlim();
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}
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/// <summary>
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/// 写json到文件
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/// </summary>
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/// <typeparam name="T">任意模型，根据模型匹配文件名</typeparam>
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/// <param name="list">返回指定模型数据</param>
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/// <returns></returns>
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public bool WriteDb<T>(object parm)
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{
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objlock.EnterWriteLock();
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try
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{
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string fileName = typeof(T).Name.ToString() + ".json";
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//如果没有则创建文件夹
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if (!Directory.Exists(xmlPath))
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{
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Directory.CreateDirectory(xmlPath);
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}//如果没有则创建文件
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if (!File.Exists(xmlPath + fileName))
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{
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FileStream fs1 = new FileStream(xmlPath + fileName, FileMode.Create, FileAccess.ReadWrite);
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fs1.Close();
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}
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else
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{
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//保证每次文件的更新
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FileInfo finfo = new FileInfo(xmlPath + fileName);
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finfo.Delete();
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FileStream fs1 = new FileStream(xmlPath + fileName, FileMode.Create, FileAccess.ReadWrite);
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fs1.Close();
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}
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File.WriteAllText(xmlPath + fileName, JsonConvert.SerializeObject(parm, Formatting.Indented));
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return true;
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}
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catch (Exception ex)
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{
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Console.WriteLine("write error!" + ex.ToString());
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//CreateLog.Log.Error("write error!" + ex.ToString());
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if (writecount < TryReadWriteCount)
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{
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Thread.Sleep(1);
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writecount++;
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WriteDb<T>(parm);
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}
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return false;
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}
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finally
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{
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objlock.ExitWriteLock();
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}
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}
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/// <summary>
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/// 读文件到json
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/// </summary>
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/// <typeparam name="T">任意模型，根据模型匹配文件名</typeparam>
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/// <returns></returns>
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public string ReadDb<T>()
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{
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//using (BaseAccess access = new BaseAccess())
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//{
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// List<AgvInfo> lsit = access.Select<AgvInfo>();
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//}
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objlock.EnterReadLock();
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try
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{
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string fileName = typeof(T).Name.ToString() + ".json";
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//如果没有则创建文件夹
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if (!Directory.Exists(xmlPath))
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{
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Directory.CreateDirectory(xmlPath);
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}//如果没有则创建文件
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if (!File.Exists(xmlPath + fileName))
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{
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FileStream fs1 = new FileStream(xmlPath + fileName, FileMode.Create, FileAccess.ReadWrite);
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fs1.Close();
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return null;
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}
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else
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{
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var temp = File.ReadAllText(xmlPath + fileName);
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return temp;
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//return JsonConvert.DeserializeObject<List<T>>(temp);
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine("read error!" + ex.ToString());
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if (readcount < TryReadWriteCount)
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{
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Thread.Sleep(1);
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readcount++;
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ReadDb<T>();
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}
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//CreateLog.Log.Error("read error!" + ex.ToString());
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return null;
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}
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finally
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{
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objlock.ExitReadLock();
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}
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}
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}
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}
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