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annotate Implab.ServiceHost/Unity/ContainerBuilder.cs @ 279:8714471e8d78 v3

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Container configuration cleanup, RC2
author cin
date Fri, 04 May 2018 18:12:42 +0300
parents 6691aff01de1
children f07be402ab02
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1 using System;
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2 using System.Reflection;
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3 using Unity;
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4
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5 namespace Implab.ServiceHost.Unity {
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6 public class ContainerBuilder {
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7
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8 readonly TypeResolver m_resolver;
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9
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10 readonly IUnityContainer m_container;
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11
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12 readonly ContainerConfigurationSchema m_schema;
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13
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14 public IUnityContainer Container {
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15 get {
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16 return m_container;
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17 }
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18 }
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20 public ContainerBuilder() : this(null, null) {
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21 }
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22
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23 public ContainerBuilder(IUnityContainer container, ContainerConfigurationSchema schema) {
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24 m_container = container ?? new UnityContainer();
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25 m_resolver = new TypeResolver();
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26 m_schema = schema ?? ContainerConfigurationSchema.Default;
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27 }
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28
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29 public Type ResolveType(string typeReference) {
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30 return string.IsNullOrEmpty(typeReference) ? null : m_resolver.Resolve(typeReference, true);
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31 }
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32
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33 public void Visit(ITypeRegistration registration) {
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34 Safe.ArgumentNotNull(registration, nameof(registration));
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35
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36 var registrationType = registration.GetRegistrationType(this);
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37 var implementationType = registration.GetImplementationType(this) ?? registrationType;
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38
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39 if (registrationType == null)
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40 throw new Exception($"A type must be specified for the registration {registration.Name}");
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41
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42 var builder = new TypeRegistrationBuilder(
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43 m_resolver,
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44 registrationType,
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45 implementationType
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46 );
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47
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48 builder.Lifetime = registration.GetLifetime(this);
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49
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50 if (registration.MemberInjections != null) {
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51 foreach(var member in registration.MemberInjections)
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52 member.Visit(builder);
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53 }
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54
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55 m_container.RegisterType(
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56 builder.RegistrationType,
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57 builder.ImplementationType,
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58 registration.Name,
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59 builder.Lifetime,
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60 builder.Injections
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61 );
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62 }
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63
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64 public void Visit(IInstanceRegistration registration) {
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65 Safe.ArgumentNotNull(registration, nameof(registration));
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67 var registrationType = registration.GetRegistrationType(this);
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69 var builder = new InstanceRegistrationBuilder (
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70 m_resolver,
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71 registrationType
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72 );
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73
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74 builder.Lifetime = registration.GetLifetime(this);
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75
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76 if (registration.MemberInjections != null) {
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77 foreach(var member in registration.MemberInjections)
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78 member.Visit(builder.ValueBuilder);
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79 }
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80
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81 if (builder.RegistrationType == null && builder.ValueBuilder.ValueType == null)
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82 throw new Exception($"A type must be specified for the registration {registration.Name}");
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83
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84 m_container.RegisterInstance(
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85 builder.RegistrationType ?? builder.ValueBuilder.ValueType,
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86 registration.Name,
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87 builder.ValueBuilder.Value,
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88 builder.Lifetime
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89 );
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90 }
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91
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92 public void AddNamespace(string ns) {
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93 m_resolver.AddNamespace(ns);
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94 }
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95
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96 public void AddAssembly(string assembly) {
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97
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98 }
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99
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100 public void Include(string file) {
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101 var includeContext = new ContainerBuilder(m_container, m_schema);
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102 includeContext.LoadConfig(file);
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103 }
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104
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105 public void LoadConfig(string file) {
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106 var config = m_schema.LoadFile(file);
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107 config.Visit(this);
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108 }
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109
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110 }
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111 }