| @@ -41,12 +41,13 namespace Implab { | |||||
| 41 | public bool TryGetService<T>(out T service) { |
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41 | public bool TryGetService<T>(out T service) { | |
| 42 | AssertNotDisposed(); |
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42 | AssertNotDisposed(); | |
| 43 |
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43 | |||
| 44 | try { |
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44 | var result = GetService(typeof(T), false); | |
| 45 | service = GetService<T>(); |
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45 | if (result == null) { | |
| 46 | return true; |
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| 47 | } catch(KeyNotFoundException) { |
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| 48 |
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46 | service = default(T); | |
| 49 | return false; |
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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; | |||
| 50 | } |
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51 | } | |
| 51 | } |
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52 | } | |
| 52 |
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53 | |||
| @@ -57,6 +58,10 namespace Implab { | |||||
| 57 | /// <returns>Объект, реализующий сервис</returns> |
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58 | /// <returns>Объект, реализующий сервис</returns> | |
| 58 | /// <exception cref="KeyNotFoundException">Сервис не зарегистрирован</exception> |
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59 | /// <exception cref="KeyNotFoundException">Сервис не зарегистрирован</exception> | |
| 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) { | |||
| 60 | if (serviceType == null) |
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65 | if (serviceType == null) | |
| 61 | throw new ArgumentNullException("serviceType"); |
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66 | throw new ArgumentNullException("serviceType"); | |
| 62 | AssertNotDisposed(); |
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67 | AssertNotDisposed(); | |
| @@ -119,7 +124,9 namespace Implab { | |||||
| 119 | return se.service; |
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124 | return se.service; | |
| 120 | } |
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125 | } | |
| 121 |
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126 | |||
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127 | if (throwOnError) | |||
| 122 | throw new Exception("Unable to create a service instance"); |
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128 | throw new Exception("Unable to create a service instance"); | |
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129 | return null; | |||
| 123 | } |
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130 | } | |
| 124 |
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131 | |||
| 125 | /// <summary> |
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132 | /// <summary> | |
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