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Refactored MtApiService: command will be executed in first expert will be invoked by quote tick

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This commit is contained in:
DW
2016-04-13 16:41:32 +03:00
parent b803ed8567
commit 6f8a8728ed
7 changed files with 249 additions and 244 deletions
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MTApiService/MtExpert.cs
+71 -52
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@@ -1,7 +1,4 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace MTApiService
{
@@ -10,43 +7,46 @@ namespace MTApiService
public delegate void MtQuoteHandler(MtExpert expert, MtQuote quote);
#region Properties
private MtQuote _Quote;
private MtQuote _quote;
public MtQuote Quote
{
get
{
lock (_locker)
{
return _Quote;
return _quote;
}
}
set
{
lock(_locker)
{
_Quote = value;
_quote = value;
}
if (QuoteChanged != null)
{
QuoteChanged(this, value);
}
FireOnQuoteChanged(value);
}
}
public int Handle { get; private set; }
private volatile bool _IsEnable = true;
private bool _isEnable = true;
public bool IsEnable
{
get { return _IsEnable; }
private set { _IsEnable = value; }
}
private volatile bool _IsCommandExecutor = true;
public bool IsCommandExecutor
{
get { return _IsCommandExecutor; }
set { _IsCommandExecutor = value; }
get
{
lock (_locker)
{
return _isEnable;
}
}
private set
{
lock (_locker)
{
_isEnable = value;
}
}
}
public ICommandManager CommandManager
@@ -55,14 +55,14 @@ namespace MTApiService
{
lock (_locker)
{
return mCommandManager;
return _commandManager;
}
}
set
{
lock (_locker)
{
mCommandManager = value;
_commandManager = value;
}
}
}
@@ -73,51 +73,43 @@ namespace MTApiService
{
Quote = quote;
Handle = handle;
mMtHadler = mtHandler;
_mtHadler = mtHandler;
}
public void Deinit()
{
IsEnable = false;
if (Deinited != null)
{
Deinited(this, EventArgs.Empty);
}
FireOnDeinited();
}
public void SendResponse(MtResponse response)
{
MtCommand command = mCommand;
mCommand = null;
ICommandManager commandManager = CommandManager;
if (commandManager != null)
{
commandManager.OnCommandExecuted(this, command, response);
}
_commandTask.SetResult(response);
_commandTask = null;
FireOnCommandExecuted();
}
public int GetCommandType()
{
if (IsCommandExecutor)
var commandManager = CommandManager;
if (commandManager != null)
{
ICommandManager commandManager = CommandManager;
if (mCommandManager != null)
{
mCommand = mCommandManager.DequeueCommand();
}
_commandTask = commandManager.DequeueCommandTask();
}
return mCommand != null ? mCommand.CommandType : 0;
return _commandTask != null && _commandTask.Command != null ? _commandTask.Command.CommandType : 0;
}
public object GetCommandParameter(int index)
{
if (mCommand != null && mCommand.Parameters != null
&& index >= 0 && index < mCommand.Parameters.Count)
if (_commandTask != null)
{
return mCommand.Parameters[index];
var command = _commandTask.Command;
if (command != null && command.Parameters != null
&& index >= 0 && index < command.Parameters.Count)
{
return command.Parameters[index];
}
}
return null;
@@ -131,13 +123,39 @@ namespace MTApiService
}
#endregion
#region Private Methods
private void SendTickToMetaTrader()
{
if (mMtHadler != null)
if (_mtHadler != null)
{
mMtHadler.SendTickToMetaTrader(Handle);
_mtHadler.SendTickToMetaTrader(Handle);
}
}
private void FireOnQuoteChanged(MtQuote quote)
{
var handler = QuoteChanged;
if (handler != null)
{
handler(this, quote);
}
}
private void FireOnDeinited()
{
var handler = Deinited;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
private void FireOnCommandExecuted()
{
var handler = CommandExecuted;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
#endregion
@@ -145,12 +163,13 @@ namespace MTApiService
#region Events
public event EventHandler Deinited;
public event MtQuoteHandler QuoteChanged;
public event EventHandler CommandExecuted;
#endregion
#region Private Fields
private readonly IMetaTraderHandler mMtHadler;
private MtCommand mCommand;
private ICommandManager mCommandManager;
private readonly IMetaTraderHandler _mtHadler;
private MtCommandTask _commandTask;
private ICommandManager _commandManager;
private readonly object _locker = new object();
#endregion
}