using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; using System.Runtime.Serialization.Formatters.Binary; using System.IO.Compression; using System.Diagnostics; namespace chmPrinter { public class SaveFile { public SaveFile() { } private static SaveFile _instance; public static SaveFile Instance { get { if (_instance == null) _instance = new SaveFile(); return _instance; } } public object GetObjectData(string filename) { Stream Read = null; string strErr = ""; try { FileInfo FI = new FileInfo(filename); if (FI.Exists) { Read = FI.OpenRead(); BinaryFormatter BF = new BinaryFormatter(); byte[] aa = (byte[])BF.Deserialize(Read); return DecompressToObject(aa); } else { return null; } } catch (Exception ex) { strErr = ex.ToString(); } finally { if (Read != null) { Read.Close(); } } return null; } //新方法 public T GetObject<T>(string filename) { object obj = GetObjectData(filename); if (obj != null) { return (T)obj; } return default(T); //Stream Read = null; //string strErr = ""; //try //{ // FileInfo FI = new FileInfo(filename); // if (FI.Exists) // { // Read = FI.OpenRead(); // BinaryFormatter BF = new BinaryFormatter(); // byte[] aa = (byte[])BF.Deserialize(Read); // return DecompressToObject<T>(aa); // } // else // { // return default(T); // } //} //catch (Exception ex) //{ // strErr = ex.ToString(); //} //finally //{ // if (Read != null) // { // Read.Close(); // } //} //return default(T); } public void SaveObjectData(string filename, object _data) { Stream Write = null; try { FileInfo FI = new FileInfo(filename); if (FI.Exists) FI.Delete(); Write = FI.OpenWrite(); BinaryFormatter BF = new BinaryFormatter(); byte[] aa = CompressedToBytes(_data); BF.Serialize(Write, aa); } catch (Exception ex) { string str = ex.Message; } finally { if (Write != null) { Write.Close(); } } } //新方法 public void SaveObject<T>(string filename, T _data) { SaveObjectData(filename, _data); //Stream Write = null; //try //{ // FileInfo FI = new FileInfo(filename); // if (FI.Exists) FI.Delete(); // Write = FI.OpenWrite(); // BinaryFormatter BF = new BinaryFormatter(); // byte[] aa = CompressedToBytes<T>(_data); // BF.Serialize(Write, aa); //} //catch (Exception ex) //{ // string str = ex.Message; //} //finally //{ // if (Write != null) // { // Write.Close(); // } //} } private byte[] CompressedToBytes(object obj) { MemoryStream ms = new MemoryStream(); DeflateStream zip = new DeflateStream(ms, CompressionMode.Compress, true); try { BinaryFormatter serializer = new BinaryFormatter(); serializer.Serialize(zip, obj); zip.Close(); byte[] ary = ms.ToArray(); ms.Close(); return ary; } catch (Exception ) { //Log.write(e.Message); zip.Close(); ms.Close(); return null; } } //新方法 //private byte[] CompressedToBytes<T>(T obj) //{ // MemoryStream ms = new MemoryStream(); // DeflateStream zip = new DeflateStream(ms, CompressionMode.Compress, true); // try // { // BinaryFormatter serializer = new BinaryFormatter(); // serializer.Serialize(zip, obj); // zip.Close(); // byte[] ary = ms.ToArray(); // ms.Close(); // return ary; // } // catch (Exception e) // { // //Log.write(e.Message); // zip.Close(); // ms.Close(); // return null; // } //} private object DecompressToObject(byte[] ary) { MemoryStream ms = new MemoryStream(ary); DeflateStream UnZip = new DeflateStream(ms, CompressionMode.Decompress); try { BinaryFormatter serializer = new BinaryFormatter(); object obj = serializer.Deserialize(UnZip); UnZip.Close(); ms.Close(); return obj; } catch (Exception ) { //Log.write(e.Message); UnZip.Close(); ms.Close(); return null; } } //新方法 //private T DecompressToObject<T>(byte[] ary) //{ // MemoryStream ms = new MemoryStream(ary); // DeflateStream UnZip = new DeflateStream(ms, CompressionMode.Decompress); // try // { // BinaryFormatter serializer = new BinaryFormatter(); // object obj = serializer.Deserialize(UnZip); // UnZip.Close(); // ms.Close(); // return (T)obj; // } // catch (Exception e) // { // //Log.write(e.Message); // UnZip.Close(); // ms.Close(); // return default(T); // } //} /// <summary> /// 压缩指定文件 /// </summary> /// <param name="rarexefile">rar.exe文件名</param> /// <param name="rarFilename">指定要压缩的文件名</param> /// <param name="archfile">指定要生成的压缩包名称(可选)</param> /// <returns>bool</returns> public bool inRarFile(string rarexefile, string rarFilename, string archfile) { try { string[] paths = rarFilename.Split(‘\\‘); string _strPath = rarFilename.Substring(0, rarFilename.Length - paths[paths.Length - 1].Length); string _filename = paths[paths.Length - 1].ToString(); if (_filename.ToLower().EndsWith("rar.exe")) return true; FileInfo rar = new FileInfo(rarexefile); if (!rar.Exists) return false; FileInfo rarfile = new FileInfo(rarFilename); if (!rarfile.Exists) return false; Process tempPro = new Process(); tempPro.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; tempPro.StartInfo.FileName = rarexefile; tempPro.StartInfo.WorkingDirectory = _strPath; if (archfile.Trim().Equals("")) { tempPro.StartInfo.Arguments = "a " + "\"" + _filename + ".rar" + "\" " + "\"" + _filename + "\""; } else { tempPro.StartInfo.Arguments = "a " + "\"" + archfile + "\" " + "\"" + _filename + "\""; } tempPro.Start(); tempPro.WaitForExit(); return true; } catch (Exception ) { return false; } } /// <summary> /// 假定当前运行目录下存在rar.exe文件的情况下,将指定的.rar文件解压到指定目录 /// </summary> /// <param name="rarFilename">指定的.rar文件</param> /// <param name="_topath">要解压到的目录</param> /// <returns>bool</returns> public bool outRarFile(string rarFilename, string _topath) { try { FileInfo rar = new FileInfo(AppDomain.CurrentDomain.BaseDirectory + "rar.exe"); if (!rar.Exists) return false; FileInfo rarfile = new FileInfo(rarFilename); if (!rarfile.Exists) return false; Process tempPro = new Process(); tempPro.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; tempPro.StartInfo.FileName = rar.FullName; tempPro.StartInfo.WorkingDirectory = _topath; tempPro.StartInfo.Arguments = "x " + rarFilename + " -y -v -r -o+"; tempPro.Start(); tempPro.WaitForExit(); System.Threading.Thread.Sleep(1000); return true; } catch (Exception ee) { string str = ee.Message; return false; } } public bool Rarpath(string rarexefile, string rarFilename, string archfile) { try { string[] paths = rarFilename.Split(‘\\‘); string _strPath = rarFilename.Substring(0, rarFilename.Length - paths[paths.Length - 1].Length); string _filename = paths[paths.Length - 1].ToString(); DirectoryInfo _pathinfo = new DirectoryInfo(rarFilename); if (!_pathinfo.Exists) return false; FileInfo rar = new FileInfo(rarexefile); if (!rar.Exists) return false; Process tempPro = new Process(); tempPro.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; tempPro.StartInfo.FileName = rarexefile; tempPro.StartInfo.WorkingDirectory = _strPath; if (archfile.Trim().Equals("")) { tempPro.StartInfo.Arguments = " a " + "\"" + _filename + ".rar" + "\" " + "\"" + _filename + "\""; } else { tempPro.StartInfo.Arguments = " a -ap " + "\"" + archfile + "\" " + "\"" + _filename + "\""; } tempPro.Start(); tempPro.WaitForExit(); return true; } catch (Exception ) { return false; } } public bool Rarpathfiles(string rarexefile, string rarFilename, string _filefilter, string archfile) { try { string[] paths = rarFilename.Split(‘\\‘); string _strPath = rarFilename.Substring(0, rarFilename.Length - paths[paths.Length - 1].Length); string _filename = paths[paths.Length - 1].ToString(); DirectoryInfo _pathinfo = new DirectoryInfo(rarFilename); if (!_pathinfo.Exists) return false; FileInfo rar = new FileInfo(rarexefile); if (!rar.Exists) return false; Process tempPro = new Process(); tempPro.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; tempPro.StartInfo.FileName = rarexefile; tempPro.StartInfo.WorkingDirectory = rarFilename; if (archfile.Trim().Equals("")) { tempPro.StartInfo.Arguments = " a " + "\"" + _filename + ".rar" + "\" " + "\"" + _filefilter + "\""; } else { tempPro.StartInfo.Arguments = " a -ap " + "\"" + archfile + "\" " + "\"" + _filefilter + "\""; } tempPro.Start(); tempPro.WaitForExit(); return true; } catch (Exception) { return false; } } } }
时间: 2024-10-11 00:12:25