MonitoringObjectCriteria Class

[This topic is pre-release documentation and is subject to change in future releases. Blank topics are included as placeholders.]

Specifies the criteria for the GetMonitoringObjects method and the GetRelatedMonitoringObjects method, limiting the returned objects to those that meet the criteria.

Namespace: Microsoft.EnterpriseManagement.Monitoring
Assembly: Microsoft.EnterpriseManagement.OperationsManager (in Microsoft.EnterpriseManagement.OperationsManager.dll)

Usage

'Usage
Dim instance As MonitoringObjectCriteria

Syntax

'Declaration
Public Class MonitoringObjectCriteria
    Inherits EnterpriseManagementObjectCriteria

public class MonitoringObjectCriteria : EnterpriseManagementObjectCriteria

public ref class MonitoringObjectCriteria : public EnterpriseManagementObjectCriteria

public class MonitoringObjectCriteria extends EnterpriseManagementObjectCriteria

public class MonitoringObjectCriteria extends EnterpriseManagementObjectCriteria

Example

The following example demonstrates an instance of the MonitoringObjectCriteria class.

using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.EnterpriseManagement.Configuration;
using Microsoft.EnterpriseManagement.Common;
using Microsoft.EnterpriseManagement.Configuration.IO;
using Microsoft.EnterpriseManagement;
using System.Collections.ObjectModel;
using Microsoft.EnterpriseManagement.Administration;
using Microsoft.EnterpriseManagement.Monitoring;

namespace SDKSamples
{
    class Program
    {
        static void Main(string[] args)
        {
            ManagementGroup mg = new ManagementGroup("localhost");
            ManagementPackClass computerMonitoringClass = mg.EntityTypes.GetClass(SystemMonitoringClass.WindowsComputer);
            EnterpriseManagementObjectCriteria criteria = new EnterpriseManagementObjectCriteria(string.Format("HealthState='{0}'", (int)HealthState.Error), computerMonitoringClass);

            List<MonitoringObject> monitoringObjects = new List<MonitoringObject>();
            IObjectReader<MonitoringObject> reader = mg.EntityObjects.GetObjectReader<MonitoringObject>(criteria, ObjectQueryOptions.Default);
            monitoringObjects.AddRange(reader);

            foreach (MonitoringObject monitoringObject in monitoringObjects)
            {
                Console.WriteLine("Object Name: {0}", monitoringObject.DisplayName);
                Console.WriteLine("In Error State since: {0}", monitoringObject.StateLastModified.Value.ToLocalTime().ToString());
            }
        }
    }
}

Remarks

You can get a list of the property names that can be used in the criteria expression by using the GetValidPropertyNames method. For information about the criteria expression syntax, see Criteria Expression Syntax.

Inheritance Hierarchy

System.Object
   Microsoft.EnterpriseManagement.Common.QueryCriteria
     Microsoft.EnterpriseManagement.Common.EnterpriseManagementObjectCriteria
      Microsoft.EnterpriseManagement.Monitoring.MonitoringObjectCriteria

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Platforms

Development Platforms

Windows Vista, Windows Server 2003, and

Target Platforms

Change History

See Also

Reference

MonitoringObjectCriteria Members
Microsoft.EnterpriseManagement.Monitoring Namespace