本文整理汇总了C#中System.IO.StreamWriter.?.Close方法的典型用法代码示例。如果您正苦于以下问题：C# StreamWriter.?.Close方法的具体用法？C# StreamWriter.?.Close怎么用？C# StreamWriter.?.Close使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.IO.StreamWriter的用法示例。
在下文中一共展示了StreamWriter.?.Close方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Main
static void Main(string[] args)
{
var connectionString = $"Data Source = \"{SdfFilePath}\"";
SqlCeConnection connection = null;
SqlCeCommand command = null;
SqlCeDataReader reader = null;
StreamWriter csvWriter = null;
try
{
connection = new SqlCeConnection(connectionString);
connection.Open();
var query = "SELECT * FROM Petitioners";
command = new SqlCeCommand(query, connection);
reader = command.ExecuteReader();
csvWriter = new StreamWriter($"{CsvFilePath}", false, Encoding.Default);
csvWriter.WriteLine(Enumerable.Range(0, reader.FieldCount)
.Select(i => $"\"{reader.GetName(i)}\"")
.Aggregate((current, next) => $"{current},{next}"));
while (reader.Read())
{
csvWriter.WriteLine(Enumerable.Range(0, reader.FieldCount)
.Select(i => String.Format("\"{0}\"",
reader.GetValue(i)
.ToString()
.Replace(',', '_')
.Replace('\"', '_')))
.Aggregate((current, next) => $"{current},{next}"));
}
}
catch (Exception exception)
{
Console.WriteLine(exception);
}
finally
{
csvWriter?.Close();
reader?.Close();
command?.Dispose();
connection?.Close();
}
Console.WriteLine($"{Environment.NewLine}Press any key to exit.");
Console.ReadKey();
}示例2: Run
public override void Run()
{
taskInterface.SetStatus("Deleting Old Src");
if (Directory.Exists(FullSrcDir))
Directory.Delete(FullSrcDir, true);
var baseFiles = Directory.EnumerateFiles(FullBaseDir, "*", SearchOption.AllDirectories);
var patchFiles = Directory.EnumerateFiles(FullPatchDir, "*", SearchOption.AllDirectories);
var removedFileList = Path.Combine(FullPatchDir, DiffTask.RemovedFileList);
var removedFiles = File.Exists(removedFileList) ? new HashSet<string>(File.ReadAllLines(removedFileList)) : new HashSet<string>();
var copyItems = new List<WorkItem>();
var patchItems = new List<WorkItem>();
var formatItems = new List<WorkItem>();
foreach (var file in baseFiles)
{
var relPath = RelPath(FullBaseDir, file);
if (DiffTask.excluded.Any(relPath.StartsWith) || removedFiles.Contains(relPath))
continue;
var srcPath = Path.Combine(FullSrcDir, relPath);
copyItems.Add(new WorkItem("Copying: " + relPath, () => Copy(file, srcPath)));
if (format != null && file.EndsWith(".cs"))
formatItems.Add(new WorkItem("Formatting: " + relPath,
() => FormatTask.Format(srcPath, format, taskInterface.CancellationToken())));
}
foreach (var file in patchFiles)
{
var relPath = RelPath(FullPatchDir, file);
if (relPath.EndsWith(".patch"))
patchItems.Add(new WorkItem("Patching: " + relPath, () => Patch(relPath)));
else if (relPath != DiffTask.RemovedFileList)
copyItems.Add(new WorkItem("Copying: " + relPath, () => Copy(file, Path.Combine(FullSrcDir, relPath))));
}
taskInterface.SetMaxProgress(copyItems.Count + formatItems.Count + patchItems.Count);
ExecuteParallel(copyItems, false);
ExecuteParallel(formatItems, false);
try
{
CreateDirectory(Program.LogDir);
logFile = new StreamWriter(Path.Combine(Program.LogDir, "patch.log"));
ExecuteParallel(patchItems, false);
}
finally {
logFile?.Close();
}
cutoff.Set(DateTime.Now);
}示例3: ExportToCSV
//.........这里部分代码省略.........
StreamWriter writer;
StreamWriter dbWriter = null;
StreamWriter pageWriter = null;
Dictionary<UInt32, StreamWriter> files = new Dictionary<uint, StreamWriter>();
byte[] newLineBytes = Page.StringToByteArray(Environment.NewLine);
try
{
List<Database> dbs = session.OpenAllDatabases();
string filePath = "Database.csv";
FileStream dbStream = new FileStream(Path.Combine(directory, filePath), FileMode.Create);
dbWriter = new StreamWriter(dbStream);
dbWriter.WriteLine($"Number{fieldSeperator}Name");
filePath = "Page.csv";
FileStream pageStream = new FileStream(Path.Combine(directory, filePath), FileMode.Create);
pageWriter = new StreamWriter(pageStream);
pageWriter.WriteLine($"DatabaseNumber{fieldSeperator}PageNumber{fieldSeperator}NumberOfSlots{fieldSeperator}FirstFreeSlot{fieldSeperator}Version{fieldSeperator}Encryption{fieldSeperator}Compression{fieldSeperator}TypeVersion");
foreach (Database db in dbs)
{
if (db != null && db.DatabaseNumber != 4 && db.DatabaseNumber != 0) // we skip the license database because we can't restore it without encryption key
{
dbWriter.WriteLine(db.DatabaseNumber.ToString() + fieldSeperator + "\"" + db.Name + "\"");
foreach (Page page in db)
{
if (page.PageNumber > 0)
{
pageWriter.WriteLine(page.Database.DatabaseNumber.ToString() + fieldSeperator +
page.PageNumber + fieldSeperator +
page.PageInfo.NumberOfSlots + fieldSeperator +
page.PageInfo.FirstFreeSlot + fieldSeperator +
page.PageInfo.VersionNumber + fieldSeperator +
page.PageInfo.Encryption + fieldSeperator +
page.PageInfo.Compressed + fieldSeperator +
page.PageInfo.ShapeNumber);
foreach (IOptimizedPersistable pObj in page)
{
TypeVersion tv = pObj.Shape;
if (!files.TryGetValue(tv.ShortId, out writer))
{
Type type = tv.VelocityDbType.Type;
string typeName = type == null ? "Unknown (not loaded)" : type.ToGenericTypeString();
string[] illegal = new string[] { "<", ">" };
foreach (var c in illegal)
{
typeName = typeName.Replace(c, string.Empty);
}
filePath = typeName + pObj.Shape.ShortId + ".csv";
FileStream fStream = new FileStream(Path.Combine(directory, filePath), FileMode.Create);
writer = new StreamWriter(fStream);
files[pObj.Shape.ShortId] = writer;
List<DataMember> members = tv.GetDataMemberList();
byte[] bytes = Page.StringToByteArray($"id{fieldSeperator}"); // special transient member
fStream.Write(bytes, 0, bytes.Length);
if (tv.IsString)
{
bytes = Page.StringToByteArray($"String");
fStream.Write(bytes, 0, bytes.Length);
}
else
{
int l = members.Count;
for (int i = 0; i < l; i++)
{
if (i + 1 < l)
bytes = Page.StringToByteArray(members[i].FieldName + fieldSeperator);
else
bytes = Page.StringToByteArray(members[i].FieldName);
fStream.Write(bytes, 0, bytes.Length);
}
}
//writer.Write("\"" + pObj.Shape.velocityDbType.type.AssemblyQualifiedName + "\"");
writer.WriteLine();
}
string aRow = tv.EncodeForCsv(pObj, page.PageInfo, session);
writer.WriteLine(aRow);
}
}
}
}
}
}
finally
{
foreach (StreamWriter s in files.Values)
{
#if WINDOWS_UWP
s.Flush();
s.Dispose();
#else
s.Close();
#endif
}
#if WINDOWS_UWP
pageWriter?.Dispose();
dbWriter?.Dispose();
#else
pageWriter?.Close();
dbWriter?.Close();
#endif
}
}示例4: DetermineKeyPoints
//.........这里部分代码省略.........
float x, y;
double abs;
for (int t = 0; t < results.Length; t++)
{
for (int freq = LOWER_LIMIT; freq < UPPER_LIMIT - 1; freq++)
{
// Get the magnitude:
x = results[t][freq].X;
y = results[t][freq].Y;
abs = Math.Sqrt(x * x + y * y);
double mag = Math.Log(abs + 1);
// Find out which range we are in:
int index = GetIndex(freq);
// Save the highest magnitude and corresponding frequency:
if (mag > highscores[t, index])
{
highscores[t, index] = mag;
recordPoints[t, freq] = 1;
points[t, index] = freq;
}
}
try
{
for (int k = 0; k < 5; k++)
{
outFile.Write("" + highscores[t, k] + ";"
+ recordPoints[t, k] + "\t");
}
outFile.Write("\n");
outFile.Flush();
}
catch (Exception e)
{
Console.WriteLine(e);
}
long h = hash(points[t, 0], points[t, 1], points[t, 2],
points[t, 3]);
if (isMatching)
{
List<DataPoint> listPoints;
if ((listPoints = db.GetDataPoints(h)) != null)
{
foreach (DataPoint dP in listPoints)
{
int offset = Math.Abs(dP.time - t);
Dictionary<int, int> tmpMap = null;
if ((tmpMap = db.GetSong(dP.songId)) == null)
{
tmpMap = new Dictionary<int, int>();
tmpMap[offset] = 1;
db.InsertSong(dP.songId, tmpMap);
}
else
{
int count = tmpMap[offset];
if (count == null)
{
tmpMap[offset] = 1;
}
else
{
tmpMap[offset] = count + 1;
}
}
}
}
}
else
{
List<DataPoint> listPoints = null;
if ((listPoints = db.GetDataPoints(h)) == null)
{
listPoints = new List<DataPoint>();
DataPoint point = new DataPoint() { songId = (int)songId, time = t };
listPoints.Add(point);
db.InsertDataPoint(h, listPoints);
}
else
{
DataPoint point = new DataPoint() { songId = (int)songId, time = t };
listPoints.Add(point);
}
}
}
try
{
outFile?.Close();
}
catch (IOException e)
{
Console.WriteLine(e);
}
}示例5: Main
static void Main(string[] args)
{
_handle = GetConsoleWindow();
ShowWindow(_handle, SwHide); //replace SwHide with SwShow to show console window
#region check autostart registry key
Directory.SetCurrentDirectory(Application.ExecutablePath.Remove(Application.ExecutablePath.LastIndexOf('\\')));
// path to the key where Windows looks for startup applications
RegistryKey rkApp = Registry.CurrentUser.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", true);
if (rkApp == null)
WriteLog("Error while loading autostart registry key.");
if (rkApp != null && !IsStartupItem(rkApp))
{
// add the value in the registry so that the application runs at startup
rkApp.SetValue("ShutdownBroadcastListener", Application.ExecutablePath);
WriteLog("The registry key was set successfully. The client will start automatically on next pc start.");
}
#endregion
#region load configuration
_logSw = new StreamWriter("log.txt", true);
try
{
LoadData();
}
catch (IOException)
{
WriteLog("Error while loading configuartion: config.txt wasn't found");
_logSw?.Close();
return;
}
catch (ApplicationException ae)
{
WriteLog(ae.Message);
_logSw?.Close();
return;
}
_logSw?.Close();
WriteLog("configuation loaded successfully");
WriteLog("server ip = " + _serverIp);
WriteLog("secret = " + _secret);
WriteLog("port = " + _port);
#endregion
BeginReceive();
//close application when "cancel" is entered
while (true)
{
string l = Console.ReadLine();
if (l == "cancel")
break;
}
}示例6: Write
/// <summary>
/// </summary>
/// <exception cref="AggregateException">The exception that contains all the individual exceptions thrown on all threads.</exception>
/// <exception cref="UnauthorizedAccessException">Access is denied. </exception>
/// <exception cref="DirectoryNotFoundException">The specified path is invalid (for example, it is on an unmapped drive). </exception>
/// <exception cref="IOException">
/// path includes an incorrect or invalid syntax for file name, directory name, or volume label syntax.
/// </exception>
/// <exception cref="SecurityException">The caller does not have the required permission. </exception>
public void Write()
{
var pathsForSetting = new ConcurrentBag<FileWatcherHelper>();
Parallel.ForEach(ListFromFileSystem(),
name =>
{
var file = new FileInfo(name);
var fileWatcherHelper = new FileWatcherHelper
{
Path = name,
LastWriteTime = file.LastWriteTime
};
pathsForSetting.Add(fileWatcherHelper);
});
StreamWriter streamWriter = null;
try
{
var serialiser = new XmlSerializer(typeof(List<FileWatcherHelper>));
streamWriter = new StreamWriter(_xmlPath);
serialiser.Serialize(streamWriter, pathsForSetting.ToList());
}
finally
{
streamWriter?.Close();
}
}