1 // Copyright 2004-2007 Castle Project - http://www.castleproject.org/
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
7 // http://www.apache.org/licenses/LICENSE-2.0
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
15 namespace Castle
.DynamicProxy
18 using System
.Collections
;
19 using Castle
.DynamicProxy
.Generators
;
21 public class DefaultProxyBuilder
: IProxyBuilder
23 private readonly ModuleScope scope
;
25 public DefaultProxyBuilder() : this(new ModuleScope())
29 protected DefaultProxyBuilder(ModuleScope scope
)
34 public ModuleScope ModuleScope
39 public virtual Type
CreateClassProxy(Type theClass
, ProxyGenerationOptions options
)
41 AssertValidType(theClass
);
43 ClassProxyGenerator generator
= new ClassProxyGenerator(scope
, theClass
);
45 return generator
.GenerateCode(null, options
);
48 public Type
CreateClassProxy(Type theClass
, Type
[] interfaces
, ProxyGenerationOptions options
)
50 AssertValidType(theClass
);
51 AssertValidTypes(interfaces
);
53 ClassProxyGenerator generator
= new ClassProxyGenerator(scope
, theClass
);
55 return generator
.GenerateCode(interfaces
, options
);
58 public Type
CreateInterfaceProxyTypeWithoutTarget(Type theInterface
, Type
[] interfaces
, ProxyGenerationOptions options
)
60 AssertValidType(theInterface
);
61 AssertValidTypes(interfaces
);
63 InterfaceProxyWithoutTargetGenerator generatorWithoutTarget
=
64 new InterfaceProxyWithoutTargetGenerator(scope
, theInterface
);
66 return generatorWithoutTarget
.GenerateCode(typeof(object), interfaces
, options
);
69 public Type
CreateInterfaceProxyTypeWithTarget(Type theInterface
, Type
[] interfaces
, Type targetType
,
70 ProxyGenerationOptions options
)
72 AssertValidType(theInterface
);
73 AssertValidTypes(interfaces
);
75 InterfaceProxyWithTargetGenerator generator
= new InterfaceProxyWithTargetGenerator(scope
, theInterface
);
77 return generator
.GenerateCode(targetType
, interfaces
, options
);
80 public Type
CreateInterfaceProxyTypeWithTargetInterface(Type theInterface
, ProxyGenerationOptions options
)
82 AssertValidType(theInterface
);
84 InterfaceProxyWithTargetInterfaceGenerator generator
=
85 new InterfaceProxyWithTargetInterfaceGenerator(scope
, theInterface
);
87 return generator
.GenerateCode(theInterface
, null, options
);
90 private void AssertValidType(Type target
)
92 bool isNestedAndInternal
= target
.IsNested
&& (target
.IsNestedAssembly
|| target
.IsNestedFamORAssem
);
93 bool isInternalNotNested
= target
.IsVisible
== false && target
.IsNested
== false;
94 bool internalAndVisibleToDynProxy
= (isInternalNotNested
|| isNestedAndInternal
) &&
95 InternalsHelper
.IsInternalToDynamicProxy(target
.Assembly
);
96 if (!target
.IsPublic
&& !target
.IsNestedPublic
&& !internalAndVisibleToDynProxy
)
98 throw new GeneratorException("Type is not public, so a proxy cannot be generated. Type: " + target
.FullName
);
100 if (target
.IsGenericTypeDefinition
)
102 throw new GeneratorException ("Type is a generic tyspe definition, so a proxy cannot be generated. Type: " + target
.FullName
);
106 private void AssertValidTypes(IEnumerable targetTypes
)
108 if (targetTypes
!= null)
110 foreach(Type t
in targetTypes
)