mono/Service.cs

   1 namespace DBus
   2 {
   3   using System;
   4   using System.Runtime.InteropServices;
   5   using System.Diagnostics;
   6   using System.Collections;
   7   using System.Reflection;
   8   using System.Reflection.Emit;
   9
  10   public class Service
  11   {
  12     private Connection connection;
  13     private string name;
  14     private bool local = false;
  15     private Hashtable registeredHandlers = new Hashtable();
  16     internal ModuleBuilder module = null;
  17
  18     internal Service(string name, Connection connection)
  19     {
  20       this.name = name;
  21       this.connection = connection;
  22     }
  23
  24     public Service(Connection connection, string name)
  25     {
  26       Error error = new Error();
  27       error.Init();
  28
  29       // This isn't used for now
  30       uint flags = 0;
  31
  32       if (dbus_bus_acquire_service(connection.RawConnection, name, flags, ref error) == -1) {
  33         throw new DBusException(error);
  34       }
  35
  36       this.connection = connection;
  37       this.name = name;
  38       this.local = true;
  39     }
  40
  41     public static bool Exists(Connection connection, string name)
  42     {
  43       Error error = new Error();
  44       error.Init();
  45
  46       if (dbus_bus_service_exists(connection.RawConnection,
  47                                   name,
  48                                   ref error)) {
  49         return true;
  50       } else {
  51         if (error.IsSet) {
  52           throw new DBusException(error);
  53         }
  54         return false;
  55       }
  56     }
  57
  58     public static Service Get(Connection connection, string name)
  59     {
  60       if (Exists(connection, name)) {
  61         return new Service(name, connection);
  62       } else {
  63         throw new ApplicationException("Service '" + name + "' does not exist.");
  64       }
  65     }
  66
  67     public void RegisterObject(object handledObject,
  68                                string pathName)
  69     {
  70       Handler handler = new Handler(handledObject,
  71                                             pathName,
  72                                             this);
  73       registeredHandlers.Add(handledObject, handler);
  74     }
  75
  76     internal Handler GetHandler(object handledObject)
  77     {
  78       return (Handler) registeredHandlers[handledObject];
  79     }
  80
  81     public object GetObject(Type type, string pathName)
  82     {
  83       ProxyBuilder builder = new ProxyBuilder(this, type, pathName);
  84       object proxy = builder.GetProxy();
  85       return proxy;
  86     }
  87
  88     public string Name
  89     {
  90       get
  91         {
  92           return this.name;
  93         }
  94     }
  95
  96     public Connection Connection
  97     {
  98       get
  99         {
 100           return connection;
 101         }
 102
 103       set
 104         {
 105           this.connection = value;
 106         }
 107     }
 108
 109     [DllImport ("dbus-1")]
 110     private extern static int dbus_bus_acquire_service (IntPtr rawConnection, string serviceName, uint flags, ref Error error);
 111
 112     [DllImport ("dbus-1")]
 113     private extern static bool dbus_bus_service_exists (IntPtr rawConnection, string serviceName, ref Error error);
 114   }
 115 }