public void TestMBeanServer()
{
IMBeanServer mbeanServer = mbeanServerExtension.MBeanServer;
var name = new ObjectName("MBeanServer:component=ValidMBean");
MBeanInfo info = mbeanServer.GetMBeanInfo(name);
Assert.AreEqual("MBean", info.Description);
Assert.AreEqual("CrimsonLogic.Common.Library.Tests.ValidInstanceMBean, CrimsonLogic.Common.Library.Tests, Version=1.0.0.0, Culture=neutral, PublicKeyToken=5fb9aab394206ec1", info.ClassName);
foreach (MBeanAttributeInfo attributeInfo in info.Attributes)
{
string attribute = string.Format("Attribute {0} ({1}) [{2}{3}]: {4}", attributeInfo.Name,
attributeInfo.Description,
attributeInfo.Readable ? "r" : "", attributeInfo.Writable ? "w" : "",
attributeInfo.Type);
Assert.AreEqual("Attribute Counter (Counter value) [rw]: System.Int32, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089", attribute);
}
int index = 0;
foreach (MBeanOperationInfo operationInfo in info.Operations)
{
string operation = string.Format("Operation {0} ({1}) [{2}]", operationInfo.Name, operationInfo.Description,
operationInfo.Impact);
Assert.AreEqual(
index == 0
? "Operation AddAmount (Adds specified value to value of the counter) [Unknown]"
: "Operation ResetCounter (Sets counter value to 0) [Unknown]", operation);
index++;
}
object counter = mbeanServer.GetAttribute(name, "Counter");
Assert.AreEqual(0, counter);
mbeanServer.SetAttribute(name, "Counter", 5);
counter = mbeanServer.GetAttribute(name, "Counter");
Assert.AreEqual(5, counter);
mbeanServer.Invoke(name, "AddAmount", new object[] { 5 });
counter = mbeanServer.GetAttribute(name, "Counter");
Assert.AreEqual(10, counter);
mbeanServer.Invoke(name, "ResetCounter", new object[] { });
counter = mbeanServer.GetAttribute(name, "Counter");
Assert.AreEqual(0, counter);
Logger.Debug("Completed testing the MBeanServer!");
}
static void Main(string[] args)
{
IMBeanServer server = MBeanServerFactory.CreateMBeanServer();
Counter o = new Counter();
ObjectName name = new ObjectName("QuickStart:type=counter");
server.RegisterMBean(o, name);
Console.WriteLine("******");
MBeanInfo info = server.GetMBeanInfo(name);
Console.WriteLine("MBean description: {0}", info.Description);
Console.WriteLine("MBean class name: {0}", info.ClassName);
foreach (MBeanAttributeInfo attributeInfo in info.Attributes)
{
Console.WriteLine("Attribute {0} ({1}) [{2}{3}]: {4}", attributeInfo.Name, attributeInfo.Description,
attributeInfo.Readable ? "r" : "", attributeInfo.Writable ? "w" : "", attributeInfo.Type);
}
foreach (MBeanOperationInfo operationInfo in info.Operations)
{
Console.WriteLine("Operation {0} ({1}) [{2}]", operationInfo.Name, operationInfo.Description,
operationInfo.Impact);
}
Console.WriteLine("******");
server.AddNotificationListener(name, CounterChanged, null, null);
object counter = server.GetAttribute(name, "Value");
Console.WriteLine("Counter value is {0}", counter);
server.SetAttribute(name, "Value", 5);
counter = server.GetAttribute(name, "Value");
Console.WriteLine("Now, counter value is {0}", counter);
counter = server.Invoke(name, "Add", new object[] { 5 });
counter = server.GetAttribute(name, "Value");
Console.WriteLine("Now, counter value is {0}", counter);
counter = server.Invoke(name, "Reset", new object[] { });
counter = server.GetAttribute(name, "Value");
Console.WriteLine("Now, counter value is {0}", counter);
server.RemoveNotificationListener(name, CounterChanged, null, null);
Console.ReadKey();
}
protected IComparable GetObservedValue(ObjectName objectName, Type desiredType, out string errorType, out string errorDescription)
{
object result = null;
errorType = null;
errorDescription = null;
try
{
result = _server.GetAttribute(objectName, _observedAttribute);
if (result == null ||
((desiredType == null && Array.IndexOf(SupportedTypes, result.GetType()) == -1) ||
(desiredType != null && desiredType != result.GetType())))
{
errorType = MonitorNotification.ObservedAttributeTypeError;
result = null;
}
}
catch (InstanceNotFoundException)
{
errorType = MonitorNotification.ObservedObjectError;
}
catch (AttributeNotFoundException)
{
errorType = MonitorNotification.ObservedAttributeError;
}
catch (Exception ex)
{
errorType = MonitorNotification.RuntimeError;
errorDescription = ex.Message;
}
return((IComparable)result);
}