本文整理汇总了C#中System.Messaging.MessageQueue.Exists方法的典型用法代码示例。如果您正苦于以下问题：C# MessageQueue.Exists方法的具体用法？C# MessageQueue.Exists怎么用？C# MessageQueue.Exists使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Messaging.MessageQueue的用法示例。
在下文中一共展示了MessageQueue.Exists方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Main
//引入命名空间
using System;
using System.Messaging;
namespace MyProject
{
/// <summary>
/// Provides a container class for the example.
/// </summary>
public class MyNewQueue
{
//**************************************************
// Provides an entry point into the application.
//
// This example verifies existence and attempts to
// delete a queue.
//**************************************************
public static void Main()
{
// Determine whether the queue exists.
if (MessageQueue.Exists(".\\myQueue"))
{
try
{
// Delete the queue.
MessageQueue.Delete(".\\myQueue");
}
catch(MessageQueueException e)
{
if(e.MessageQueueErrorCode ==
MessageQueueErrorCode.AccessDenied)
{
Console.WriteLine("Access is denied. " +
"Queue might be a system queue.");
}
// Handle other sources of MessageQueueException.
}
}
return;
}
}
}示例2: MessageQueue.Exists(String value)
//引入命名空间
using System;
using System.Messaging;
[Serializable]
class MyMessage {
private string data;
public MyMessage(string data) {
this.data = data;
}
public override string ToString() {
return data;
}
}
class Program {
static void Main(string[] args) {
try {
if (!MessageQueue.Exists(@".\Private$\MyPrivateQueue")) {
MessageQueue.Create(@".\Private$\MyPrivateQueue");
}
MessageQueue queue = new MessageQueue(@".\Private$\MyPrivateQueue");
queue.Formatter = new BinaryMessageFormatter();
queue.Send("Sample Message", "Label");
MyMessage m = new MyMessage("xxx");
queue.Send(m, "Binary Test");
} catch (MessageQueueException ex) {
Console.WriteLine(ex.Message);
}
}
}