ProcessModelInfo.GetCurrentProcessInfo 方法

定义

命名空间:
System.Web
程序集:
System.Web.dll

返回有关正在执行当前请求的工作进程的信息。

public:
 static System::Web::ProcessInfo ^ GetCurrentProcessInfo();
public static System.Web.ProcessInfo GetCurrentProcessInfo();
static member GetCurrentProcessInfo : unit -> System.Web.ProcessInfo
Public Shared Function GetCurrentProcessInfo () As ProcessInfo

返回

ProcessInfo

包含有关当前进程的信息的 A ProcessInfo 。

例外

HttpException

进程信息不适用于当前请求。

示例

下面的代码示例演示如何调用 GetCurrentProcessInfo 方法，以显示有关网页上当前正在执行的 ASP.NET 进程的统计信息。

<%@ Page Language="C#" %>
<%@ Import Namespace="System.Data" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
private void Page_Load(object sender, EventArgs e)
{
    DataGrid1.DataSource = GetProcessInfoAsDataSet();
    DataGrid1.DataBind();
}

private DataSet GetProcessInfoAsDataSet()
{
    DataSet ds = new DataSet();
    ds.Tables.Add(new DataTable());
    ds.Tables[0].Columns.Add("ID",         typeof(string));
    ds.Tables[0].Columns.Add("Start Time", typeof(string));
    ds.Tables[0].Columns.Add("Age",        typeof (string));
    ds.Tables[0].Columns.Add("Request Count", typeof(string));
    ds.Tables[0].Columns.Add("Peak Memory",typeof(string));

    ProcessInfo info = ProcessModelInfo.GetCurrentProcessInfo();

    DataRow row = ds.Tables[0].NewRow();
    row["ID"]         = info.ProcessID;
    row["Start Time"] = info.StartTime;
    row["Age"]        = info.Age;
    row["Request Count"] = info.RequestCount;
    row["Peak Memory"]= info.PeakMemoryUsed;

    ds.Tables[0].Rows.Add(row);

    return ds;
}     
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:DataGrid 
            ID="DataGrid1" 
            runat="server" />    
    </div>
    </form>
</body>
</html>

<%@ Page Language="VB" %>
<%@ Import Namespace="System.Data" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
    DataGrid1.DataSource = GetProcessInfoAsDataSet()
    DataGrid1.DataBind()
End Sub

Function GetProcessInfoAsDataSet() As DataSet
    Dim ds As New DataSet
    Dim dt As New DataTable
    ds.Tables.Add(dt)
    ds.Tables(0).Columns.Add("ID", GetType(String))
    ds.Tables(0).Columns.Add("Start Time", GetType(String))
    ds.Tables(0).Columns.Add("Age", GetType(String))
    ds.Tables(0).Columns.Add("Request Count", GetType(String))
    ds.Tables(0).Columns.Add("Peak Memory", GetType(String))

    Dim info As ProcessInfo 
    info = ProcessModelInfo.GetCurrentProcessInfo()

    Dim row As DataRow 
    row = ds.Tables(0).NewRow()
    
    row("ID")         = info.ProcessID
    row("Start Time") = info.StartTime
    row("Age")        = info.Age
    row("Request Count") = info.RequestCount
    row("Peak Memory")= info.PeakMemoryUsed

    ds.Tables(0).Rows.Add(row)
    Return ds
End Function
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>ASP.NET Example</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:DataGrid 
            ID="DataGrid1" 
            runat="server" />    
    </div>
    </form>
</body>
</html>

注解

GetCurrentProcessInfo 方法仅适用于在 ASP.NET 进程模型中运行的应用程序。

适用于