| @@ -41,13 +41,14 namespace Implab { | |||
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41 | 41 | public bool TryGetService<T>(out T service) { |
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42 | 42 | AssertNotDisposed(); |
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43 | 43 | |
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44 | try { | |
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45 | service = GetService<T>(); | |
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46 | return true; | |
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47 | } catch(KeyNotFoundException) { | |
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48 | service = default(T); | |
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49 | return false; | |
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50 | } | |
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44 | var result = GetService(typeof(T), false); | |
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45 | if (result == null) { | |
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46 | service = default(T); | |
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47 | return false; | |
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48 | } else { | |
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49 | service = (T)result; | |
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50 | return true; | |
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51 | } | |
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51 | 52 | } |
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52 | 53 | |
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53 | 54 | /// <summary> |
| @@ -56,7 +57,11 namespace Implab { | |||
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56 | 57 | /// <param name="serviceType">Тип запрашиваемого сервиса</param> |
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57 | 58 | /// <returns>Объект, реализующий сервис</returns> |
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58 | 59 | /// <exception cref="KeyNotFoundException">Сервис не зарегистрирован</exception> |
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59 |
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60 | public object GetService(Type serviceType) { | |
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61 | return GetService (serviceType, true); | |
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62 | } | |
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63 | ||
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64 | public virtual object GetService(Type serviceType, bool throwOnError) { | |
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60 | 65 | if (serviceType == null) |
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61 | 66 | throw new ArgumentNullException("serviceType"); |
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62 | 67 | AssertNotDisposed(); |
| @@ -119,7 +124,9 namespace Implab { | |||
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119 | 124 | return se.service; |
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120 | 125 | } |
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121 | 126 | |
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122 | throw new Exception("Unable to create a service instance"); | |
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127 | if (throwOnError) | |
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128 | throw new Exception("Unable to create a service instance"); | |
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129 | return null; | |
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123 | 130 | } |
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124 | 131 | |
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125 | 132 | /// <summary> |
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