async Task WriteLogs()
{
var totalKeepCount = 80;
var keepCount = totalKeepCount;
var delayMilliseconds = 120;
while (true)
{
WritingClainNode node = null;
lock (this) {
node = this.Head;
this.Head = this.Tail = null;
}
if (node == null)
{
if (--keepCount <= 0)
{
lock (this) {
if (this.Head == null)
{
this._WritingTask = null;
}
}
return;
}
}
else
{
keepCount = totalKeepCount;
await this.PersistentLogs(node);
}
await Task.Delay(delayMilliseconds);
}
}
public async Task PersistentLogsxx(WritingClainNode node)
{
using (var conn = this.GetOrCreateConnection(this.DbName))
{
conn.Open();
var cmd = conn.CreateCommand();
cmd.CommandText = string.Format(DbLogWriter.CreateTableSql, "itec_");
cmd.ExecuteNonQuery();
}
}
public virtual async Task PersistentLogs(WritingClainNode node)
{
while (node != null)
{
try {
await this.WriteLog(node.Entry);
node = node.Next;
} catch (Exception ex) {
var c = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
Console.ForegroundColor = c;
}
}
}
public void RecordLog(LogEntry entry)
{
entry.LogTime = DateTime.Now;
var node = new WritingClainNode(entry);
lock (this)
{
if (Head == null)
{
Head = Tail = node;
}
else
{
Tail.Next = node;
Tail = node;
}
if (_WritingTask == null)
{
_WritingTask = Task.Run(this.WriteLogs);
}
}
}
public override async Task PersistentLogs(WritingClainNode node)
{
using (var conn = this.GetOrCreateConnection(this.DbName)) {
await conn.OpenAsync();
while (node != null)
{
var cmd = this.BuildCommand(conn, node.Entry);
try {
await cmd.ExecuteNonQueryAsync();
} catch (Exception ex) {
var c = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
Console.ForegroundColor = c;
}
node = node.Next;
}
this.Command = null;
}
}
public override async Task PersistentLogs(WritingClainNode node)
{
TextWriter stream = null;
while (node != null)
{
try {
var entry = node.Entry;
GetFileStream(entry, ref stream);
await WriteToStream(entry, stream);
} catch (Exception ex) {
var c = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
Console.ForegroundColor = c;
}
node = node.Next;
}
if (stream != null)
{
stream.Dispose();
}
}
public Task PersistentLogs(WritingClainNode node)
{
throw new InvalidOperationException("LogWriterCollection不应该调用该方法，调用该方法前应该检查IsCollection属性");
}