private void ScannerOnToolDetach(HcToolInfo info)
{
var lockTakenScan = false;
var lockTakenRegister = false;
try
{
// lock
Monitor.TryEnter(ScannedTools, Timeout, ref lockTakenScan);
Monitor.TryEnter(RegisteredTools, Timeout, ref lockTakenRegister);
// check lock taken
if (!lockTakenScan || !lockTakenRegister)
{
return;
}
// get tools
var register = FindToolInfo(RegisteredTools, info.Mac);
var scan = FindToolInfo(ScannedTools, info.Mac);
// check scan/register tool
if (scan != null && register == null)
{
// remove scan tool
ScannedTools.Remove(scan);
}
else if (scan == null && register != null)
{
// tool disconnect event
ToolDisconnect?.Invoke(info);
}
}
finally
{
// unlock
if (lockTakenScan)
{
Monitor.Exit(ScannedTools);
}
if (lockTakenRegister)
{
Monitor.Exit(RegisteredTools);
}
}
}
/// <summary>
/// Tool register
/// </summary>
/// <param name="info">Tool information</param>
/// <returns>result</returns>
public bool RegisterTool(HcToolInfo info)
{
var lockTakenScan = false;
var lockTakenRegister = false;
try
{
// lock
Monitor.TryEnter(ScannedTools, Timeout, ref lockTakenScan);
Monitor.TryEnter(RegisteredTools, Timeout, ref lockTakenRegister);
// check lock taken
if (!lockTakenScan || !lockTakenRegister)
{
return(false);
}
// get register tool
if (FindToolInfo(RegisteredTools, info.Mac) != null)
{
return(false);
}
// remove scan tool
ScannedTools.Remove(FindToolInfo(ScannedTools, info.Mac));
// add register tool
RegisteredTools.Add(info);
// tool added event
ToolAdded?.Invoke(info);
return(true);
}
finally
{
// unlock
if (lockTakenScan)
{
Monitor.Exit(ScannedTools);
}
if (lockTakenRegister)
{
Monitor.Exit(RegisteredTools);
}
}
}
/// <summary>
/// Registered tools load binary file
/// </summary>
/// <param name="path">file path</param>
/// <returns>result</returns>
public bool LoadRegisterTools(string path)
{
var lockTakenScan = false;
var lockTakenRegister = false;
try
{
// lock
Monitor.TryEnter(ScannedTools, Timeout, ref lockTakenScan);
Monitor.TryEnter(RegisteredTools, Timeout, ref lockTakenRegister);
// check lock taken
if (!lockTakenRegister)
{
return(false);
}
// file stream
using (var fs = new FileStream(path, FileMode.Open))
{
// binary writer
using (var br = new BinaryReader(fs))
{
do
{
// get tool information
var tool = new HcToolInfo(br.ReadBytes(HcToolInfo.Count));
// find scan tool
var scan = FindToolInfo(ScannedTools, tool.Mac);
// check scan tool
if (scan != null)
{
// remove
ScannedTools.Remove(scan);
}
// find register tool
if (FindToolInfo(RegisteredTools, tool.Mac) != null)
{
continue;
}
// register tool
RegisteredTools.Add(tool);
// check file length
} while (br.BaseStream.Position < br.BaseStream.Length);
}
}
return(true);
}
catch (Exception e)
{
// debug
Console.WriteLine($@"{e.Message}");
// result
return(false);
}
finally
{
// unlock
if (lockTakenScan)
{
Monitor.Exit(ScannedTools);
}
if (lockTakenRegister)
{
Monitor.Exit(RegisteredTools);
}
}
}