InstanceData クラス

定義

名前空間:

System.Diagnostics

アセンブリ:

System.Diagnostics.PerformanceCounter.dll

パッケージ:

System.Diagnostics.PerformanceCounter v8.0.0

ソース:

InstanceData.cs

パフォーマンス カウンターのサンプルに関連付けられたインスタンス データを保持します。

public ref class InstanceData

public class InstanceData

type InstanceData = class

Public Class InstanceData

継承

Object

InstanceData

例

次のコード例では、ローカル コンピューター上の特定PerformanceCounterCategoryのInstanceDataオブジェクトに存在するオブジェクトの内容を表示します。 最初に、カテゴリの番号付きリストが PerformanceCounter 表示されます。 ユーザーがカテゴリの 1 つの数を入力すると、 の各PerformanceCounterインスタンスに関連付けられているインスタンス データがサンプルにPerformanceCounterCategoryPerformanceCounter表示されます。

// InstanceData_CopyTo.cpp : main project file.
#using <System.dll>

using namespace System;
using namespace System::Diagnostics;


///////////////////////////////////////////////////////////////////////
//
// FORWARD DECLARATIONS
//
///////////////////////////////////////////////////////////////////////

// Console Utility Functions:
void InitConsole();                          // Init console size
void TitleBlock();                           // Write the title block
void CW(String^strText ,                    // Write a colored string
        String^ C = "", int LF = 1);


// InstanceData subroutines
// Display the contents of an InstanceData object.
void ProcessInstanceDataObject(String^ name, CounterSample CSRef);

// Display the contents of an InstanceDataCollection.
void ProcessInstanceDataCollection(InstanceDataCollection^ idCol);




///////////////////////////////////////////////////////////////////////
//
// MAIN PROGRAM
//
///////////////////////////////////////////////////////////////////////

void main()
{
    InitConsole();
    TitleBlock();

    String^ categoryName;
    String^ catNumStr;
    int      categoryNum;


    array<PerformanceCounterCategory^>^ categories =
                PerformanceCounterCategory::GetCategories();

    // Create and sort an array of category names.
    array<String^>^ categoryNames = gcnew array<String^>(categories->Length);
    int catX;
    for(catX=0; catX < categories->Length; catX++)
            categoryNames[catX] = categories[catX]->CategoryName;
    Array::Sort(categoryNames);

    while(1)
    {
    CW("These PerformanceCounterCategory categories are registered \n"
      +"on this computer:","Red");

    for(catX=0; catX < categories->Length; catX++)
            Console::WriteLine("{0,4} - {1}", catX+1, categoryNames[catX]);

    // Ask the user to choose a category.
    Console::Write("\nEnter a category number from the above list: ");
    catNumStr = Console::ReadLine();

    // Validate the entered category number.
    try {
        categoryNum = int::Parse(catNumStr);
        if (categoryNum < 1 || categoryNum > categories->Length)
            throw gcnew Exception(String::Format("The category number "+
                  " must be in the range 1..{0}.", categories->Length));
        categoryName = categoryNames[(categoryNum-1)];

        // Process the InstanceDataCollectionCollection for this category.
        PerformanceCounterCategory^ pcc =
             gcnew PerformanceCounterCategory(categoryName);
        InstanceDataCollectionCollection^ idColCol = pcc->ReadCategory();
        array<InstanceDataCollection^>^ idColArray =
             gcnew array<InstanceDataCollection^>(idColCol->Count);

        CW("\nInstanceDataCollectionCollection for \"" +categoryName+"\" "
           +"has "+idColCol->Count+" elements.","Blue");

        idColCol->CopyTo(idColArray, 0);

        for each ( InstanceDataCollection ^ idCol in idColArray )
                ProcessInstanceDataCollection(idCol);
        }
    catch(Exception^ ex)
        {
        Console::WriteLine("\"{0}\" is not a valid category number." +
            "\n{1}", catNumStr, ex->Message);
        }

    CW("\n\nRun again (Y,N)?","Yellow");
    catNumStr = Console::ReadLine();
    if ("Y" != catNumStr && "y" != catNumStr) break;
    }
}


///////////////////////////////////////////////////////////////////////
//
// SUBROUTINES
//
///////////////////////////////////////////////////////////////////////

void InitConsole() 
{
  Console::BufferHeight = 4000;
  Console::WindowHeight = 40;
}

void TitleBlock()
{
Console::Title = "InstDataCopyTo.cpp Sample";

CW(
 "///////////////////////////////////////////////////////////////////\n"
+"//\n"
+"//  PROGRAM   instdatacopyto.cpp\n"
+"//  PURPOSE   Show how to use InstanceData objects\n"
+"//  OUTPUT    1) Displays a numbered list of PerformanceCounter\n"
+"//               categories that exist on the local computer.\n"
+"//            2) Prompts the user to select a category.\n"
+"//            3) Displays the instance data associated with each\n"
+"//               instance of the PerformanceCounter in the\n"
+"//               selected PerformanceCounterCategory\n"
+"//\n"
+ "///////////////////////////////////////////////////////////////////\n"
,"Yellow");
}


// Utility function:  ConsoleWrite:  Write a colored string
void CW(String^ strText , String^ C, int LF)
{
   if (C != "") Console::ForegroundColor =  *dynamic_cast<ConsoleColor^>
                               (Enum::Parse(ConsoleColor::typeid, C));
   Console::Write(strText);
   Console::ResetColor();
   Console::Write("\n{0}",LF?"\n":"");
}

// Display the contents of an InstanceDataCollection.
void ProcessInstanceDataCollection(InstanceDataCollection ^ idCol)
{
    array<InstanceData^>^ instDataArray = gcnew array<InstanceData^>(idCol->Count);

    CW("\n  InstanceDataCollection for \""
       + idCol->CounterName + "\" has " + idCol->Count + " elements.", "Red");

    // Copy and process the InstanceData array.
    idCol->CopyTo(instDataArray, 0);

    int idX;
    for(idX=0; idX < instDataArray->Length; idX++)
        ProcessInstanceDataObject(instDataArray[idX]->InstanceName,
        instDataArray[idX]->Sample);
}


// Display the contents of an InstanceData object.
void ProcessInstanceDataObject(String ^ name, CounterSample CSRef)
{
    InstanceData ^ instData = gcnew InstanceData(name, CSRef);
    CW("    Data from InstanceData object:","Red",0);

    CW("      InstanceName:     "+instData->InstanceName,"Green",0);
    CW("      RawValue:         " + instData->RawValue);

    CounterSample sample = instData->Sample;
    Console::Write("    Data from CounterSample object:\n" +
        "      CounterType:      {0,-27} SystemFrequency:  {1}\n" +
        "      BaseValue:        {2,-27} RawValue:         {3}\n" +
        "      CounterFrequency: {4,-27} CounterTimeStamp: {5}\n" +
        "      TimeStamp:        {6,-27} TimeStamp100nSec: {7}\n\n",
        sample.CounterType, sample.SystemFrequency, sample.BaseValue,
        sample.RawValue, sample.CounterFrequency, sample.CounterTimeStamp,
        sample.TimeStamp, sample.TimeStamp100nSec);
}

using System;
using System.Diagnostics;

class InstDataCopyToMod
{

    private static string categoryName;

    public static void Main()
    {
        string catNumStr;
        int categoryNum;

        PerformanceCounterCategory[] categories = PerformanceCounterCategory.GetCategories();

        // Create and sort an array of category names.
        string[] categoryNames = new string[categories.Length];
        int catX;
        for(catX=0; catX<categories.Length; catX++)
        {
            categoryNames[catX] = categories[catX].CategoryName;
        }
        Array.Sort(categoryNames);

        Console.WriteLine("These categories are registered on this computer:");

        for(catX=0; catX<categories.Length; catX++)
        {
            Console.WriteLine("{0,4} - {1}", catX+1, categoryNames[catX]);
        }

        // Ask the user to choose a category.
        Console.Write("Enter the category number from the above list: ");
        catNumStr = Console.ReadLine();

        // Validate the entered category number.
        try
        {
            categoryNum = int.Parse(catNumStr);
            if (categoryNum<1||categoryNum>categories.Length)
            {
                throw new Exception(String.Format("The category number must be in the " +
                    "range 1..{0}.", categories.Length));
            }
            categoryName = categoryNames[(categoryNum-1)];
        }
        catch(Exception ex)
        {
            Console.WriteLine("\"{0}\" is not a valid category number." +
                "\r\n{1}", catNumStr, ex.Message);
            return;
        }

        // Process the InstanceDataCollectionCollection for this category.
        PerformanceCounterCategory pcc = new PerformanceCounterCategory(categoryName);
        InstanceDataCollectionCollection idColCol = pcc.ReadCategory();
        InstanceDataCollection[] idColArray = new InstanceDataCollection[idColCol.Count];

        Console.WriteLine("InstanceDataCollectionCollection for \"{0}\" " +
            "has {1} elements.", categoryName, idColCol.Count);

        // Copy and process the InstanceDataCollection array.
        idColCol.CopyTo(idColArray, 0);

        foreach ( InstanceDataCollection idCol in idColArray )
        {
            ProcessInstanceDataCollection(idCol);
        }
    }

    // Display the contents of an InstanceDataCollection.
    public static void ProcessInstanceDataCollection(InstanceDataCollection idCol)
    {

        InstanceData[] instDataArray = new InstanceData[idCol.Count];

        Console.WriteLine("  InstanceDataCollection for \"{0}\" " +
            "has {1} elements.", idCol.CounterName, idCol.Count);

        // Copy and process the InstanceData array.
        idCol.CopyTo(instDataArray, 0);

        int idX;
        for(idX=0; idX<instDataArray.Length; idX++)
        {
            ProcessInstanceDataObject(instDataArray[idX].InstanceName, instDataArray[idX].Sample);
        }
    }

    // Display the contents of an InstanceData object.
    public static void ProcessInstanceDataObject(string name, CounterSample CSRef)
    {

        InstanceData instData = new InstanceData(name, CSRef);
        Console.WriteLine("    Data from InstanceData object:\r\n" +
            "      InstanceName: {0,-31} RawValue: {1}", instData.InstanceName, instData.RawValue);

        CounterSample sample = instData.Sample;
        Console.WriteLine("    Data from CounterSample object:\r\n" +
            "      CounterType: {0,-32} SystemFrequency: {1}\r\n" +
            "      BaseValue: {2,-34} RawValue: {3}\r\n" +
            "      CounterFrequency: {4,-27} CounterTimeStamp: {5}\r\n" +
            "      TimeStamp: {6,-34} TimeStamp100nSec: {7}", sample.CounterType, sample.SystemFrequency, sample.BaseValue, sample.RawValue, sample.CounterFrequency, sample.CounterTimeStamp, sample.TimeStamp, sample.TimeStamp100nSec);
    }
}

Imports System.Diagnostics

Module InstDataCopyToMod

    Private categoryName As String

    Sub Main()
        Dim catNumStr As String
        Dim categoryNum As Integer

        Dim categories() As PerformanceCounterCategory = _
            PerformanceCounterCategory.GetCategories()

        ' Create and sort an array of category names.
        Dim categoryNames(categories.Length - 1) As String
        Dim catX As Integer
        For catX = 0 To categories.Length - 1
            categoryNames(catX) = categories(catX).CategoryName
        Next
        Array.Sort(categoryNames)

        Console.WriteLine( _
            "These categories are registered on this computer:")

        For catX = 0 To categories.Length - 1
            Console.WriteLine("{0,4} - {1}", catX + 1, _
                categoryNames(catX))
        Next catX

        ' Ask the user to choose a category.
        Console.Write( _
            "Enter the category number from the above list: ")
        catNumStr = Console.ReadLine()

        ' Validate the entered category number.
        Try
            categoryNum = Integer.Parse(catNumStr)
            If categoryNum < 1 Or categoryNum > categories.Length Then
                Throw New Exception( _
                    String.Format("The category number must be in the " & _
                        "range 1..{0}.", categories.Length))
            End If
            categoryName = categoryNames((categoryNum - 1))

        Catch ex As Exception
            Console.WriteLine("""{0}"" is not a valid category number." & _
                vbCrLf & "{1}", catNumStr, ex.Message)
            Return
        End Try

        ' Process the InstanceDataCollectionCollection for this category.
        Dim pcc As New PerformanceCounterCategory(categoryName)
        Dim idColCol As InstanceDataCollectionCollection = pcc.ReadCategory()
        Dim idColArray(idColCol.Count - 1) As InstanceDataCollection

        Console.WriteLine("InstanceDataCollectionCollection for ""{0}"" " & _
            "has {1} elements.", categoryName, idColCol.Count)

        ' Copy and process the InstanceDataCollection array.
        idColCol.CopyTo(idColArray, 0)

        Dim idCol As InstanceDataCollection
        For Each idCol In idColArray
            ProcessInstanceDataCollection(idCol)
        Next idCol
    End Sub

    ' Display the contents of an InstanceDataCollection.
    Sub ProcessInstanceDataCollection(ByVal idCol As InstanceDataCollection)

        Dim instDataArray(idCol.Count - 1) As InstanceData

        Console.WriteLine("  InstanceDataCollection for ""{0}"" " & _
            "has {1} elements.", idCol.CounterName, idCol.Count)

        ' Copy and process the InstanceData array.
        idCol.CopyTo(instDataArray, 0)

        Dim idX As Integer
        For idX = 0 To instDataArray.Length - 1
            ProcessInstanceDataObject(instDataArray(idX).InstanceName, _
                instDataArray(idX).Sample)
        Next idX
    End Sub

    ' Display the contents of an InstanceData object.
    Sub ProcessInstanceDataObject(ByVal name As String, _
                                  ByVal CSRef As CounterSample)

        Dim instData As New InstanceData(name, CSRef)
        Console.WriteLine("    Data from InstanceData object:" & vbCrLf & _
            "      InstanceName: {0,-31} RawValue: {1}", _
            instData.InstanceName, instData.RawValue)

        Dim sample As CounterSample = instData.Sample
        Console.WriteLine("    Data from CounterSample object:" & vbCrLf & _
            "      CounterType: {0,-32} SystemFrequency: {1}" & vbCrLf & _
            "      BaseValue: {2,-34} RawValue: {3}" & vbCrLf & _
            "      CounterFrequency: {4,-27} CounterTimeStamp: {5}" & vbCrLf & _
            "      TimeStamp: {6,-34} TimeStamp100nSec: {7}", _
            sample.CounterType, sample.SystemFrequency, sample.BaseValue, _
            sample.RawValue, sample.CounterFrequency, sample.CounterTimeStamp, _
            sample.TimeStamp, sample.TimeStamp100nSec)
    End Sub
End Module

コンストラクター

InstanceData(String, CounterSample)

指定したサンプルとパフォーマンス カウンター インスタンスを使用して、InstanceData クラスの新しいインスタンスを初期化します。

プロパティ

InstanceName	このインスタンス データに関連付けられているインスタンス名を取得します。
RawValue	パフォーマンス カウンター サンプルに関連付けられた生のデータ値を取得します。
Sample	このデータを生成したパフォーマンス カウンター サンプルを取得します。

メソッド

Equals(Object)	指定されたオブジェクトが現在のオブジェクトと等しいかどうかを判断します。 (継承元 Object)
GetHashCode()	既定のハッシュ関数として機能します。 (継承元 Object)
GetType()	現在のインスタンスの Type を取得します。 (継承元 Object)
MemberwiseClone()	現在の Object の簡易コピーを作成します。 (継承元 Object)
ToString()	現在のオブジェクトを表す文字列を返します。 (継承元 Object)