指示此 WMI 实例表示的 BizTalk 主机是否为 BizTalk 组中的默认 BizTalk 主机。
属性声明
显示的语法是非特定语言的。
boolean IsDefault = FALSE;
注解
此属性为读写。
此属性的默认值为 false。
有关使用 MSBTS_HostSetting 类的示例代码，请参阅 使用 WMI 创建、更新和删除主机实例。
示例：
以下示例摘自 SDK\Samples\Admin\WMI\Enlist Orchestration\CSharp\EnlistOrc.cs 文件。
static void Main(string[] args)
{
try
{
//Make sure the expected number of arguments were provided on the command line.
//If not, print usage text and exit.
if (args.Length != 2)
{
PrintUsage();
return;
}
else
{
//set up a WMI query to acquire a list of orchestrations with the given Name and
//AssemblyName key values. This should be a list of zero or one Orchestrations.
//Create the WMI search object.
ManagementObjectSearcher Searcher = new ManagementObjectSearcher();
Console.WriteLine("Got the args");
// create the scope node so we can set the WMI root node correctly.
ManagementScope Scope = new ManagementScope("root\\MicrosoftBizTalkServer");
Searcher.Scope = Scope;
string HostName = "";
// Build a Query to enumerate the MSBTS_Orchestration instances with the
// specified name and assembly name.
SelectQuery Query = new SelectQuery();
Query.QueryString = "SELECT * FROM MSBTS_HostSetting WHERE IsDefault ='TRUE'";
// Set the query for the searcher.
Searcher.Query = Query;
ManagementObjectCollection QueryCol = Searcher.Get();
foreach (ManagementObject Inst in QueryCol)
{
//Get the default host name.
HostName = Inst.Properties["Name"].Value.ToString();
Console.WriteLine("The Orchestration will be enlisted with the default host: " + HostName + ".");
}
// Build a Query to enumerate the MSBTS_Orchestration instances with the
// specified name and assembly name.
Query.QueryString = "SELECT * FROM MSBTS_Orchestration WHERE Name = '" + args[0]+ "' AND AssemblyName = '" + args[1] + "'";
// Set the query for the searcher.
Searcher.Query = Query;
QueryCol = Searcher.Get();
// Use a bool to tell if we enter the for loop
// below because Count property is not supported
bool OrchestrationFound = false;
foreach (ManagementObject Inst in QueryCol)
{
// There is at least one Orchestration
OrchestrationFound = true;
ManagementBaseObject inParams = Inst.GetMethodParameters("Enlist");
//Fill in input parameter values
inParams["HostName"] = HostName;
//Execute the method
ManagementBaseObject outParams = Inst.InvokeMethod("Enlist",inParams,null);
Console.WriteLine("The Orchestration was successfully enlisted.");
}
if(!OrchestrationFound)
{
Console.WriteLine("No Orchestration found matching that Name and AssemblyName.");
}
}
}
catch(Exception excep)
{
Console.WriteLine("An exception occurred " + excep.Message);
Console.WriteLine(excep.StackTrace);
}
Console.WriteLine("\r\n\r\nPress Enter to continue...");
Console.Read();
}
以下示例摘自 SDK\Samples\Admin\WMI\Enlist Orchestration\VBScript\EnlistOrch.vbs 文件。
Sub EnlistOrch()
'Get the command line arguments entered for the script
Dim Args: Set Args = WScript.Arguments
'error handling is done by explicity checking the err object rather than using
'the VB ON ERROR construct, so set to resume next on error.
on error resume next
'Make sure the expected number of arguments were provided on the command line.
'if not, print usage text and exit.
If (Args.Count < 2) Or (Args.Count > 3) Then
PrintUsage()
wscript.quit 0
End If
Dim InstSet, Inst, Query, OrchestrationName, AssemblyName, HostName, Start
OrchestrationName = Args(0)
AssemblyName = Args(1)
'Check if orchestration is to be started
If (Args.Count = 3) Then
If ("Start" = Args(2)) Then
Start = True
Else
wscript.echo "Wrong optional flag."
PrintUsage()
wscript.quit 0
End If
End If
'set up a WMI query to acquire a list of defaul inprocess hosts
'This should be a list of zero or one host.
Query = "SELECT * FROM MSBTS_HostSetting WHERE IsDefault =""TRUE"""
Set InstSet = GetObject("Winmgmts:!root\MicrosoftBizTalkServer").ExecQuery(Query)
'Check for error condition before continuing.
If Err <> 0 Then
PrintWMIErrorthenExit Err.Description, Err.Number
End If
'if Default Host found, get Host Name and NT Group Name. There is only one default host.
If InstSet.Count > 0 Then
For Each Inst In InstSet
HostName = Inst.Name
If Err <> 0 Then
PrintWMIErrorthenExit Err.Description, Err.Number
End If
wscript.echo "Using default inprocess host " & HostName & "."
Next
End If
'set up a WMI query to acquire a list of orchestrations with the given Name and
'AssemblyName key values. This should be a list of zero or one Orchestrations.
Query = "SELECT * FROM MSBTS_Orchestration WHERE Name =""" & OrchestrationName & """ AND AssemblyName = """ & AssemblyName & """"
Set InstSet = GetObject("Winmgmts:!root\MicrosoftBizTalkServer").ExecQuery(Query)
'Check for error condition before continuing.
If Err <> 0 Then
PrintWMIErrorThenExit Err.Description, Err.Number
End If
'If orchestration found, enlist the orchestration, otherwise print error and end.
If InstSet.Count > 0 then
For Each Inst in InstSet
Inst.Enlist(HostName)
If Err <> 0 Then
PrintWMIErrorThenExit Err.Description, Err.Number
End If
wscript.echo "The Orchestration was successfully enlisted."
If Start Then
Inst.Start 2, 2
If Err <> 0 Then
PrintWMIErrorThenExit Err.Description, Err.Number
End If
wscript.echo "The Orchestration was successfully started."
End If
Next
Else
wscript.echo "No orchestration was found matching that Name and AssemblyName."
End If
End Sub
要求
页眉： 在 BTSWMISchemaXP.mof 中声明。
Namespace： 包含在 \root\MicrosoftBizTalkServer 中。