public static object createTypeSetPropertiesAndInvokeMethod(Type tTargetType, String sMethodToInvoke,
Dictionary<String, Object> dProperties)
{
string sFactoryObject = "FactoryObject";
string sInvokeResult = "InvokeResult";
var ctx = new GenericApplicationContext();
// create factory Object, add (if required) its properties to it and register it
var rodFactoryObject = new RootObjectDefinition {ObjectType = tTargetType};
if (dProperties != null)
foreach (String sProperty in dProperties.Keys)
rodFactoryObject.PropertyValues.Add(sProperty, dProperties[sProperty]);
ctx.RegisterObjectDefinition(sFactoryObject, rodFactoryObject);
// create object to invoke method and register it
var rodMethodToInvoke = new RootObjectDefinition
{
FactoryMethodName = sMethodToInvoke,
FactoryObjectName = sFactoryObject
};
ctx.RegisterObjectDefinition(sInvokeResult, rodMethodToInvoke);
// when we get the rodMethodToInvoke object, the rodFactoryObject will be created
return ctx.GetObject(sInvokeResult);
}
/// <summary>
/// Registers the attribute config processors.
/// </summary>
/// <param name="registry">The registry.</param>
public static void RegisterAttributeConfigProcessors(IObjectDefinitionRegistry registry)
{
if (!registry.ContainsObjectDefinition(CONFIGURATION_ATTRIBUTE_PROCESSOR_OBJECT_NAME))
{
RootObjectDefinition objectDefinition = new RootObjectDefinition(typeof(ConfigurationClassPostProcessor));
RegisterPostProcessor(registry, objectDefinition, CONFIGURATION_ATTRIBUTE_PROCESSOR_OBJECT_NAME);
}
if (!registry.ContainsObjectDefinition(AUTOWIRED_ATTRIBUTE_PROCESSOR_OBJECT_NAME))
{
RootObjectDefinition objectDefinition = new RootObjectDefinition(typeof(AutowiredAttributeObjectPostProcessor));
RegisterPostProcessor(registry, objectDefinition, AUTOWIRED_ATTRIBUTE_PROCESSOR_OBJECT_NAME);
}
if (!registry.ContainsObjectDefinition(REQUIRED_ATTRIBUTE_PROCESSOR_OBJECT_NAME))
{
RootObjectDefinition objectDefinition = new RootObjectDefinition(typeof(RequiredAttributeObjectPostProcessor));
RegisterPostProcessor(registry, objectDefinition, REQUIRED_ATTRIBUTE_PROCESSOR_OBJECT_NAME);
}
if (!registry.ContainsObjectDefinition(INITDESTROY_ATTRIBUTE_PROCESSOR_OBJECT_NAME))
{
RootObjectDefinition objectDefinition = new RootObjectDefinition(typeof(InitDestroyAttributeObjectPostProcessor));
RegisterPostProcessor(registry, objectDefinition, INITDESTROY_ATTRIBUTE_PROCESSOR_OBJECT_NAME);
}
}
public void Setup()
{
_applicationContext = new GenericApplicationContext();
var objDef = new RootObjectDefinition(typeof (InitDestroyAttributeObjectPostProcessor));
objDef.Role = ObjectRole.ROLE_INFRASTRUCTURE;
_applicationContext.ObjectFactory.RegisterObjectDefinition("InitDestroyAttributeObjectPostProcessor", objDef);
objDef = new RootObjectDefinition(typeof(PostContructTestObject1));
_applicationContext.ObjectFactory.RegisterObjectDefinition("PostContructTestObject1", objDef);
objDef = new RootObjectDefinition(typeof(PostContructTestObject2));
_applicationContext.ObjectFactory.RegisterObjectDefinition("PostContructTestObject2", objDef);
objDef = new RootObjectDefinition(typeof(PostContructTestObject3));
_applicationContext.ObjectFactory.RegisterObjectDefinition("PostContructTestObject3", objDef);
objDef = new RootObjectDefinition(typeof(PostContructTestObject4));
objDef.Scope = "prototype";
_applicationContext.ObjectFactory.RegisterObjectDefinition("PostContructTestObject4", objDef);
objDef = new RootObjectDefinition(typeof(PostContructTestObject5));
_applicationContext.ObjectFactory.RegisterObjectDefinition("PostContructTestObject5", objDef);
objDef = new RootObjectDefinition(typeof(PostContructTestObject1));
objDef.InitMethodName = "Init1";
_applicationContext.ObjectFactory.RegisterObjectDefinition("PostContructTestObject6", objDef);
_applicationContext.Refresh();
}
public void InstantiationWithClassName()
{
RootObjectDefinition def
= new RootObjectDefinition( typeof( TestObject ).AssemblyQualifiedName, new ConstructorArgumentValues(), new MutablePropertyValues() );
Assert.IsFalse( def.HasObjectType );
Assert.IsNull( def.ObjectType ); // must bail...
}
protected override AbstractObjectDefinition ParseInternal(XmlElement element, ParserContext parserContext)
{
ObjectDefinitionBuilder builder = BuildObjectDefinition(element, parserContext);
ManagedList interceptors = null;
XmlElement interceptorsElement = DomUtils.GetChildElementByTagName(element, "interceptors");
if(interceptorsElement != null) {
ChannelInterceptorParser interceptorParser = new ChannelInterceptorParser();
interceptors = interceptorParser.ParseInterceptors(interceptorsElement, new ParserContext(parserContext.ParserHelper, builder.RawObjectDefinition));
}
if(interceptors == null) {
interceptors = new ManagedList();
}
string datatypeAttr = element.GetAttribute("datatype");
if(StringUtils.HasText(datatypeAttr)) {
string[] datatypes = StringUtils.CommaDelimitedListToStringArray(datatypeAttr);
RootObjectDefinition selectorDef = new RootObjectDefinition();
selectorDef.ObjectTypeName = IntegrationNamespaceUtils.SELECTOR_PACKAGE + ".PayloadTypeSelector";
selectorDef.ConstructorArgumentValues.AddGenericArgumentValue(datatypes);
string selectorObjectName = parserContext.ReaderContext.RegisterWithGeneratedName(selectorDef);
RootObjectDefinition interceptorDef = new RootObjectDefinition();
interceptorDef.ObjectTypeName = IntegrationNamespaceUtils.CHANNEL_INTERCEPTOR_PACKAGE + ".MessageSelectingInterceptor";
interceptorDef.ConstructorArgumentValues.AddGenericArgumentValue(new RuntimeObjectReference(selectorObjectName));
string interceptorObjectName = parserContext.ReaderContext.RegisterWithGeneratedName(interceptorDef);
interceptors.Add(new RuntimeObjectReference(interceptorObjectName));
}
builder.AddPropertyValue("interceptors", interceptors);
return builder.ObjectDefinition;
}
public void CanProxyFactoryMethodProducts()
{
GenericApplicationContext ctx = new GenericApplicationContext();
ctx.ObjectFactory.AddObjectPostProcessor(new DefaultAdvisorAutoProxyCreator());
CapturingAdvice capturingAdvice = new CapturingAdvice();
ctx.ObjectFactory.RegisterSingleton("logging", new DefaultPointcutAdvisor(TruePointcut.True, capturingAdvice));
// register "factory" object
RootObjectDefinition rod;
rod = new RootObjectDefinition(typeof(TestObjectFactoryObject));
ctx.ObjectFactory.RegisterObjectDefinition("test", rod);
// register product, referencing the factory object
rod = new RootObjectDefinition(typeof(ITestObject));
rod.FactoryObjectName = "test";
rod.FactoryMethodName = "CreateTestObject";
ctx.ObjectFactory.RegisterObjectDefinition("testProduct", rod);
ctx.Refresh();
ITestObjectFactoryObject fo = (ITestObjectFactoryObject) ctx.GetObject("test");
Assert.IsTrue( AopUtils.IsAopProxy(fo) );
Assert.AreEqual("CreateTestObject", ((IMethodInvocation)capturingAdvice.CapturedCalls[0]).Method.Name);
capturingAdvice.CapturedCalls.Clear();
ITestObject to = (ITestObject)ctx.GetObject("testProduct");
Assert.IsTrue( AopUtils.IsAopProxy(to) );
Assert.AreEqual("TheName", to.Name);
Assert.AreEqual("get_Name", ((IMethodInvocation)capturingAdvice.CapturedCalls[0]).Method.Name);
}
public void ChokesOnCircularReferenceToPlaceHolder()
{
RootObjectDefinition def = new RootObjectDefinition();
def.ObjectType = typeof (TestObject);
ConstructorArgumentValues args = new ConstructorArgumentValues();
args.AddNamedArgumentValue("name", "${foo}");
def.ConstructorArgumentValues = args;
NameValueCollection properties = new NameValueCollection();
const string expectedName = "ba${foo}r";
properties.Add("foo", expectedName);
IConfigurableListableObjectFactory mock = (IConfigurableListableObjectFactory) mocks.CreateMock(typeof (IConfigurableListableObjectFactory));
Expect.Call(mock.GetObjectDefinitionNames()).Return(new string[] {"foo"});
Expect.Call(mock.GetObjectDefinition(null)).IgnoreArguments().Return(def);
mocks.ReplayAll();
PropertyPlaceholderConfigurer cfg = new PropertyPlaceholderConfigurer();
cfg.Properties = properties;
try
{
cfg.PostProcessObjectFactory(mock);
Assert.Fail("Should have raised an ObjectDefinitionStoreException by this point.");
}
catch (ObjectDefinitionStoreException)
{
}
mocks.VerifyAll();
}
private void InitFactory(DefaultListableObjectFactory factory)
{
Console.WriteLine("init factory");
RootObjectDefinition tee = new RootObjectDefinition(typeof(Tee), true);
tee.IsLazyInit = true;
ConstructorArgumentValues teeValues = new ConstructorArgumentValues();
teeValues.AddGenericArgumentValue("test");
tee.ConstructorArgumentValues = teeValues;
RootObjectDefinition bar = new RootObjectDefinition(typeof(BBar), false);
ConstructorArgumentValues barValues = new ConstructorArgumentValues();
barValues.AddGenericArgumentValue(new RuntimeObjectReference("tee"));
barValues.AddGenericArgumentValue(5);
bar.ConstructorArgumentValues = barValues;
RootObjectDefinition foo = new RootObjectDefinition(typeof(FFoo), false);
MutablePropertyValues fooValues = new MutablePropertyValues();
fooValues.Add("i", 5);
fooValues.Add("bar", new RuntimeObjectReference("bar"));
fooValues.Add("copy", new RuntimeObjectReference("bar"));
fooValues.Add("s", "test");
foo.PropertyValues = fooValues;
factory.RegisterObjectDefinition("foo", foo);
factory.RegisterObjectDefinition("bar", bar);
factory.RegisterObjectDefinition("tee", tee);
}
public void ClearWithDynamicProxies()
{
CompositionProxyTypeBuilder typeBuilder = new CompositionProxyTypeBuilder();
typeBuilder.TargetType = typeof(TestObject);
Type proxyType = typeBuilder.BuildProxyType();
DefaultListableObjectFactory of = new DefaultListableObjectFactory();
RootObjectDefinition od1 = new RootObjectDefinition(proxyType, false);
od1.PropertyValues.Add("Name", "Bruno");
of.RegisterObjectDefinition("testObject", od1);
GenericApplicationContext ctx1 = new GenericApplicationContext(of);
ContextRegistry.RegisterContext(ctx1);
ITestObject to1 = ContextRegistry.GetContext().GetObject("testObject") as ITestObject;
Assert.IsNotNull(to1);
Assert.AreEqual("Bruno", to1.Name);
DefaultListableObjectFactory of2 = new DefaultListableObjectFactory();
RootObjectDefinition od2 = new RootObjectDefinition(proxyType, false);
od2.PropertyValues.Add("Name", "Baia");
of2.RegisterObjectDefinition("testObject", od2);
GenericApplicationContext ctx2 = new GenericApplicationContext(of2);
ContextRegistry.Clear();
ITestObject to2 = ctx2.GetObject("testObject") as ITestObject;
Assert.IsNotNull(to2);
Assert.AreEqual("Baia", to2.Name);
}
/// <summary>
/// Central template method to actually parse the supplied XmlElement
/// into one or more IObjectDefinitions.
/// </summary>
/// <param name="element">The element that is to be parsed into one or more <see cref="IObjectDefinition"/>s</param>
/// <param name="parserContext">The the object encapsulating the current state of the parsing process;
/// provides access to a <see cref="IObjectDefinitionRegistry"/></param>
/// <returns>
/// The primary IObjectDefinition resulting from the parsing of the supplied XmlElement
/// </returns>
protected override AbstractObjectDefinition ParseInternal(XmlElement element, ParserContext parserContext)
{
ConfigureAutoProxyCreator(parserContext, element);
//Create the TransactionAttributeSource
RootObjectDefinition sourceDef = new RootObjectDefinition(typeof(AttributesTransactionAttributeSource));
sourceDef.Role = ObjectRole.ROLE_INFRASTRUCTURE;
string sourceName = parserContext.ReaderContext.RegisterWithGeneratedName(sourceDef);
//Create the TransactionInterceptor definition.
RootObjectDefinition interceptorDefinition = new RootObjectDefinition(typeof(TransactionInterceptor));
interceptorDefinition.Role = ObjectRole.ROLE_INFRASTRUCTURE;
RegisterTransactionManager(element, interceptorDefinition);
interceptorDefinition.PropertyValues.Add(TxNamespaceUtils.TRANSACTION_ATTRIBUTE_SOURCE, new RuntimeObjectReference(sourceName));
String interceptorName = parserContext.ReaderContext.RegisterWithGeneratedName(interceptorDefinition);
// Create the TransactionAttributeSourceAdvisor definition.
RootObjectDefinition advisorDef = new RootObjectDefinition(typeof(ObjectFactoryTransactionAttributeSourceAdvisor));
advisorDef.Role = ObjectRole.ROLE_INFRASTRUCTURE;
advisorDef.PropertyValues.Add("transactionAttributeSource", new RuntimeObjectReference(sourceName));
advisorDef.PropertyValues.Add("adviceObjectName", interceptorName);
if (element.HasAttribute(ORDER))
{
advisorDef.PropertyValues.Add(ORDER, GetAttributeValue(element, ORDER));
}
return advisorDef;
}
private static NamedObjectDefinition Find( string url, string objectName )
{
DefaultListableObjectFactory of = new DefaultListableObjectFactory();
RootObjectDefinition rod = new RootObjectDefinition( typeof( Type1 ) );
of.RegisterObjectDefinition( objectName, rod );
return FindWebObjectDefinition( url, of );
}
public void VisitObjectTypeName()
{
IObjectDefinition od = new RootObjectDefinition();
od.ObjectTypeName = "$Property";
ObjectDefinitionVisitor odv = new ObjectDefinitionVisitor(new ObjectDefinitionVisitor.ResolveHandler(ParseAndResolveVariables));
odv.VisitObjectDefinition(od);
Assert.AreEqual("Value", od.ObjectTypeName);
}
public void VisitPropertyValues()
{
IObjectDefinition od = new RootObjectDefinition();
od.PropertyValues.Add("PropertyName", "$Property");
ObjectDefinitionVisitor odv = new ObjectDefinitionVisitor(new ObjectDefinitionVisitor.ResolveHandler(ParseAndResolveVariables));
odv.VisitObjectDefinition(od);
Assert.AreEqual("Value", od.PropertyValues.GetPropertyValue("PropertyName").Value);
}
/// <summary>
/// Registers the attribute config processors.
/// </summary>
/// <param name="registry">The registry.</param>
public static void RegisterAttributeConfigProcessors(IObjectDefinitionRegistry registry)
{
if (!registry.ContainsObjectDefinition(CONFIGURATION_ATTRIBUTE_PROCESSOR_OBJECT_NAME))
{
RootObjectDefinition objectDefinition = new RootObjectDefinition(typeof(ConfigurationClassPostProcessor));
RegisterPostProcessor(registry, objectDefinition, CONFIGURATION_ATTRIBUTE_PROCESSOR_OBJECT_NAME);
}
//AUTOWIRED_ATTRIBUTE_PROCESSOR_OBJECT_NAME
//REQUIRED_ATTRIBUTE_PROCESSOR_OBJECT_NAME
}
/// <summary>
/// Registers the internal auto proxy creator if necessary.
/// </summary>
public static void RegisterAutoProxyCreatorIfNecessary(IObjectDefinitionRegistry registry)
{
AssertUtils.ArgumentNotNull(registry, "registry");
if (!registry.ContainsObjectDefinition(AUTO_PROXY_CREATOR_OBJECT_NAME))
{
RootObjectDefinition objectDefinition = new RootObjectDefinition(InfrastructureAutoProxyCreatorType);
objectDefinition.Role = ObjectRole.ROLE_INFRASTRUCTURE;
objectDefinition.PropertyValues.Add("order", int.MaxValue);
registry.RegisterObjectDefinition(AUTO_PROXY_CREATOR_OBJECT_NAME, objectDefinition);
}
}
/// <summary>
/// Instantiate an instance of the object described by the supplied
/// <paramref name="definition"/> from the supplied <paramref name="factory"/>.
/// </summary>
/// <param name="definition">
/// The definition of the object that is to be instantiated.
/// </param>
/// <param name="name">
/// The name associated with the object definition. The name can be the null
/// or zero length string if we're autowiring an object that doesn't belong
/// to the supplied <paramref name="factory"/>.
/// </param>
/// <param name="factory">
/// The owning <see cref="Spring.Objects.Factory.IObjectFactory"/>
/// </param>
/// <returns>
/// An instance of the object described by the supplied
/// <paramref name="definition"/> from the supplied <paramref name="factory"/>.
/// </returns>
public override object Instantiate(
RootObjectDefinition definition, string name, IObjectFactory factory)
{
if (definition is IWebObjectDefinition && ((IWebObjectDefinition) definition).IsPage)
{
return WebObjectUtils.CreatePageInstance(((IWebObjectDefinition) definition).PageName);
}
else
{
return base.Instantiate(definition, name, factory);
}
}
public void Setup()
{
_context = new GenericApplicationContext();
var objectDefinition = new RootObjectDefinition(typeof(DestructionPostProcessor));
objectDefinition.Role = ObjectRole.ROLE_INFRASTRUCTURE;
_context.ObjectFactory.RegisterObjectDefinition("DestructionPostProcessor", objectDefinition);
var objectDef = new RootObjectDefinition(typeof(DestroyTester));
_context.ObjectFactory.RegisterObjectDefinition("DestroyTester", objectDef);
_context.Refresh();
}
public void SetUp()
{
_singletonDefinition = new RootObjectDefinition(typeof (TestObject), AutoWiringMode.No);
_singletonDefinitionWithFactory = new RootObjectDefinition(_singletonDefinition);
_singletonDefinitionWithFactory.FactoryMethodName = "GetObject";
_singletonDefinitionWithFactory.FactoryObjectName = "TestObjectFactoryDefinition";
_testObjectFactory = new RootObjectDefinition(typeof (TestObjectFactory), AutoWiringMode.No);
DefaultListableObjectFactory myFactory = new DefaultListableObjectFactory();
myFactory.RegisterObjectDefinition("SingletonObjectDefinition", SingletonDefinition);
myFactory.RegisterObjectDefinition("SingletonDefinitionWithFactory", SingletonDefinitionWithFactory);
myFactory.RegisterObjectDefinition("TestObjectFactoryDefinition", TestObjectFactoryDefinition);
_factory = myFactory;
}
public void ConvertsWriteConcernCorrectly()
{
DefaultListableObjectFactory factory = new DefaultListableObjectFactory();
factory.RegisterCustomConverter(typeof(WriteConcern), new WriteConcernTypeConverter());
RootObjectDefinition definition = new RootObjectDefinition(typeof(MongoFactoryObject));
definition.PropertyValues.Add("Url", "mongodb://localhost");
definition.PropertyValues.Add("WriteConcern", "Acknowledged");
factory.RegisterObjectDefinition("factory", definition);
MongoFactoryObject obj = factory.GetObject<MongoFactoryObject>("&factory");
Assert.That(ReflectionUtils.GetInstanceFieldValue(obj, "_writeConcern"),
Is.EqualTo(WriteConcern.Acknowledged));
}
/// <summary>
/// Parse the specified XmlElement and register the resulting
/// ObjectDefinitions with the <see cref="P:Spring.Objects.Factory.Xml.ParserContext.Registry"/> IObjectDefinitionRegistry
/// embedded in the supplied <see cref="T:Spring.Objects.Factory.Xml.ParserContext"/>
/// </summary>
/// <param name="element">The element to be parsed.</param>
/// <param name="parserContext">TThe object encapsulating the current state of the parsing process.
/// Provides access to a IObjectDefinitionRegistry</param>
/// <returns>The primary object definition.</returns>
/// <remarks>
/// <p>
/// This method is never invoked if the parser is namespace aware
/// and was called to process the root node.
/// </p>
/// </remarks>
public IObjectDefinition ParseElement(XmlElement element, ParserContext parserContext)
{
IObjectDefinitionRegistry registry = parserContext.ReaderContext.Registry;
AssertUtils.ArgumentNotNull(registry, "registry");
if (!registry.ContainsObjectDefinition(CONFIGURATION_ATTRIBUTE_PROCESSOR_OBJECT_NAME))
{
var objectDefinition = new RootObjectDefinition(ConfigurationClassPostProcessorType);
objectDefinition.Role = ObjectRole.ROLE_INFRASTRUCTURE;
registry.RegisterObjectDefinition(CONFIGURATION_ATTRIBUTE_PROCESSOR_OBJECT_NAME, objectDefinition);
}
return null;
}
/// <summary>
/// Registers the default message converter with the application context.
/// </summary>
/// <param name="applicationContext">The application context.</param>
/// <returns>The name of the message converter to use for lookups with
/// <see cref="DefaultMessageQueueFactory"/>.
/// </returns>
public static string RegisterDefaultMessageConverter(IApplicationContext applicationContext)
{
//Create a default message converter to use.
RootObjectDefinition rod = new RootObjectDefinition(typeof(XmlMessageConverter));
rod.PropertyValues.Add("TargetTypes", new Type[] { typeof(String) });
rod.IsSingleton = false;
IConfigurableApplicationContext ctx = (IConfigurableApplicationContext)applicationContext;
DefaultListableObjectFactory of = (DefaultListableObjectFactory)ctx.ObjectFactory;
string messageConverterObjectName = "__XmlMessageConverter__";
if (!applicationContext.ContainsObjectDefinition(messageConverterObjectName))
{
of.RegisterObjectDefinition(messageConverterObjectName, rod);
}
return messageConverterObjectName;
}
/// <summary>
/// Create a new DisposableBeanAdapter for the given bean.
/// </summary>
/// <param name="instance">The bean instance (never <code>null</code>).</param>
/// <param name="objectName">Name of the bean.</param>
/// <param name="objectDefinition">The merged bean definition.</param>
/// <param name="postProcessors">the List of BeanPostProcessors (potentially IDestructionAwareBeanPostProcessor), if any.</param>
public DisposableObjectAdapter(object instance, string objectName, RootObjectDefinition objectDefinition, ISet postProcessors)
{
AssertUtils.ArgumentNotNull(instance, "Disposable object must not be null");
this.instance = instance;
this.objectName = objectName;
this.invokeDisposableObject = (this.instance is IDisposable); // && !beanDefinition.IsExternallyManagedDestroyMethod("destroy"));
if (null == objectDefinition)
{
return;
}
InferDestroyMethodIfNecessary(objectDefinition);
string definedDestroyMethodName = objectDefinition.DestroyMethodName;
if (definedDestroyMethodName != null && !(this.invokeDisposableObject && "Destroy".Equals(definedDestroyMethodName))) // && !beanDefinition.isExternallyManagedDestroyMethod(destroyMethodName))
{
this.destroyMethodName = definedDestroyMethodName;
this.destroyMethod = DetermineDestroyMethod();
if (this.destroyMethod == null)
{
//TODO: add support for Enforcing Destroy Method
//if (beanDefinition.IsEnforceDestroyMethod()) {
// throw new BeanDefinitionValidationException("Couldn't find a destroy method named '" +
// destroyMethodName + "' on bean with name '" + beanName + "'");
//}
}
else
{
Type[] paramTypes = ReflectionUtils.GetParameterTypes(this.destroyMethod);
if (paramTypes.Length > 1)
{
throw new ObjectDefinitionValidationException("Method '" + definedDestroyMethodName + "' of object '" +
objectName + "' has more than one parameter - not supported as Destroy Method");
}
else if (paramTypes.Length == 1 && !(paramTypes[0] == typeof(bool)))
{
throw new ObjectDefinitionValidationException("Method '" + definedDestroyMethodName + "' of object '" +
objectName + "' has a non-boolean parameter - not supported as Destroy Method");
}
}
}
this.objectPostProcessors = FilterPostProcessors(postProcessors);
}
public void SunnyDayReplaceMethod()
{
RootObjectDefinition replacerDef = new RootObjectDefinition(typeof (NewsFeedFactory));
RootObjectDefinition managerDef = new RootObjectDefinition(typeof (ReturnsNullNewsFeedManager));
managerDef.MethodOverrides.Add(new ReplacedMethodOverride("CreateNewsFeed", "replacer"));
DefaultListableObjectFactory factory = new DefaultListableObjectFactory();
factory.RegisterObjectDefinition("manager", managerDef);
factory.RegisterObjectDefinition("replacer", replacerDef);
INewsFeedManager manager = (INewsFeedManager) factory["manager"];
NewsFeed feed1 = manager.CreateNewsFeed();
Assert.IsNotNull(feed1, "The CreateNewsFeed() method is not being replaced.");
Assert.AreEqual(NewsFeedFactory.DefaultName, feed1.Name);
NewsFeed feed2 = manager.CreateNewsFeed();
// NewsFeedFactory always yields a new NewsFeed (see class definition below)...
Assert.IsFalse(ReferenceEquals(feed1, feed2));
}
public void ShareApplicationTemplate()
{
RootObjectDefinition rod = new RootObjectDefinition();
HttpApplicationConfigurer h1 = new HttpApplicationConfigurer();
h1.ApplicationTemplate = rod;
Assert.AreEqual(rod, h1.ApplicationTemplate);
// h2 returns same template as h1
HttpApplicationConfigurer h2 = new HttpApplicationConfigurer();
Assert.AreEqual(rod, h2.ApplicationTemplate);
Assert.AreEqual(h2.ApplicationTemplate, h1.ApplicationTemplate);
// allows overriding
rod = new RootObjectDefinition();
h2.ApplicationTemplate = rod;
Assert.AreEqual(rod, h1.ApplicationTemplate);
}
private void InferDestroyMethodIfNecessary(RootObjectDefinition beanDefinition)
{
if ("(Inferred)".Equals(beanDefinition.DestroyMethodName))
{
try
{
MethodInfo candidate = ReflectionUtils.GetMethod(instance.GetType(), "Close", null);
if (candidate.IsPublic)
{
beanDefinition.DestroyMethodName = candidate.Name;
}
}
catch (MissingMethodException)
{
// no candidate destroy method found
beanDefinition.DestroyMethodName = null;
}
}
}
public void InstantiationFromOther()
{
RootObjectDefinition other
= new RootObjectDefinition( typeof( TestObject ), AutoWiringMode.Constructor );
other.IsSingleton = false;
other.InitMethodName = "Umberto Eco";
other.DestroyMethodName = "Pedulismus";
other.ConstructorArgumentValues = new ConstructorArgumentValues();
other.DependencyCheck = DependencyCheckingMode.Objects;
other.DependsOn = new string[] { "Jimmy", "Joyce" };
other.EventHandlerValues = new EventValues();
other.IsAbstract = true;
other.IsLazyInit = true;
other.FactoryMethodName = "IfINeedYouIllJustUseYourSimpleName";
other.FactoryObjectName = "PerspirationShop";
other.ResourceDescription = "Ohhh";
other.PropertyValues = new MutablePropertyValues();
other.PropertyValues.Add( "Age", 100 );
InstanceEventHandlerValue handler =
new InstanceEventHandlerValue( new TestObject(), "Ping" );
handler.EventName = "Bing";
other.EventHandlerValues.AddHandler( handler );
other.ConstructorArgumentValues.AddGenericArgumentValue( "Wulf", "Sternhammer" );
RootObjectDefinition def = new RootObjectDefinition( other );
// ...
Assert.AreEqual( typeof( TestObject ), def.ObjectType );
Assert.AreEqual( AutoWiringMode.Constructor, def.AutowireMode );
Assert.IsFalse( def.IsSingleton );
Assert.AreEqual( "Umberto Eco", def.InitMethodName );
Assert.AreEqual( "Pedulismus", def.DestroyMethodName );
Assert.AreEqual( DependencyCheckingMode.Objects, def.DependencyCheck );
Assert.IsTrue( def.IsAbstract );
Assert.IsTrue( def.IsLazyInit );
Assert.AreEqual( "IfINeedYouIllJustUseYourSimpleName", def.FactoryMethodName );
Assert.AreEqual( "PerspirationShop", def.FactoryObjectName );
Assert.AreEqual( "Ohhh", def.ResourceDescription );
Assert.IsTrue( def.HasConstructorArgumentValues );
Assert.AreEqual( other.ConstructorArgumentValues.ArgumentCount, def.ConstructorArgumentValues.ArgumentCount );
Assert.AreEqual( other.PropertyValues.PropertyValues.Count, def.PropertyValues.PropertyValues.Count );
Assert.AreEqual( other.EventHandlerValues.Events.Count, def.EventHandlerValues.Events.Count );
}
public void _TestSetUp()
{
DefaultListableObjectFactory parentFactory = new DefaultListableObjectFactory();
_factory = new DefaultListableObjectFactory(parentFactory);
RootObjectDefinition rodA = new RootObjectDefinition(_expectedtype);
RootObjectDefinition rodB = new RootObjectDefinition(_expectedtype);
RootObjectDefinition rodC = new RootObjectDefinition(_expectedtype);
RootObjectDefinition rod2A = new RootObjectDefinition(_expectedtype);
RootObjectDefinition rod2C = new RootObjectDefinition(_expectedtype);
_factory.RegisterObjectDefinition("objA", rodA);
_factory.RegisterObjectDefinition("objB", rodB);
_factory.RegisterObjectDefinition("objC", rodC);
parentFactory.RegisterObjectDefinition("obj2A", rod2A);
parentFactory.RegisterObjectDefinition("objB", rodB);
parentFactory.RegisterObjectDefinition("obj2C", rod2C);
}
/// <summary>
/// Factory style method for getting concrete
/// <see cref="IConfigurableObjectDefinition"/>
/// instances.
/// </summary>
/// /// <remarks>If no parent is specified, a RootObjectDefinition is created, otherwise a
/// ChildObjectDefinition.</remarks>
/// <param name="typeName">The <see cref="System.Type"/> of the defined object.</param>
/// <param name="parent">The name of the parent object definition (if any).</param>
/// <param name="domain">The <see cref="System.AppDomain"/> against which any class names
/// will be resolved into <see cref="System.Type"/> instances.</param>
/// <returns>
/// An
/// <see cref="IConfigurableObjectDefinition"/>
/// instance.
/// </returns>
public virtual AbstractObjectDefinition CreateObjectDefinition(string typeName, string parent, AppDomain domain)
{
Type objectType = null;
if (StringUtils.HasText(typeName) && domain != null)
{
try
{
objectType = TypeResolutionUtils.ResolveType(typeName);
}
// try later....
catch { }
}
if (StringUtils.IsNullOrEmpty(parent))
{
if (objectType != null)
{
return new RootObjectDefinition(objectType);
}
else
{
RootObjectDefinition rootObjectDefinition = new RootObjectDefinition();
rootObjectDefinition.ObjectTypeName = typeName;
return rootObjectDefinition;
}
}
else
{
if (objectType != null)
{
ChildObjectDefinition childObjectDefinition = new ChildObjectDefinition(parent);
childObjectDefinition.ObjectType = objectType;
return childObjectDefinition;
}
else
{
ChildObjectDefinition childObjectDefinition = new ChildObjectDefinition(parent);
childObjectDefinition.ObjectTypeName = typeName;
return childObjectDefinition;
}
}
}
/// <summary>
/// Instantiate an instance of the object described by the supplied
/// <paramref name="definition"/> from the supplied <paramref name="factory"/>.
/// </summary>
/// <param name="definition">
/// The definition of the object that is to be instantiated.
/// </param>
/// <param name="name">
/// The name associated with the object definition. The name can be the null
/// or zero length string if we're autowiring an object that doesn't belong
/// to the supplied <paramref name="factory"/>.
/// </param>
/// <param name="factory">
/// The owning <see cref="Spring.Objects.Factory.IObjectFactory"/>
/// </param>
/// <returns>
/// An instance of the object described by the supplied
/// <paramref name="definition"/> from the supplied <paramref name="factory"/>.
/// </returns>
public virtual object Instantiate(
RootObjectDefinition definition, string name, IObjectFactory factory)
{
AssertUtils.ArgumentNotNull(definition, "definition");
AssertUtils.ArgumentNotNull(factory, "factory");
if (log.IsTraceEnabled) log.Trace(string.Format("instantiating object '{0}'", name));
if (definition.HasMethodOverrides)
{
return InstantiateWithMethodInjection(definition, name, factory);
}
else
{
Type objectType = definition.HasObjectType
? definition.ObjectType
: TypeResolutionUtils.ResolveType(definition.ObjectTypeName);
ConstructorInfo constructor = GetZeroArgConstructorInfo(objectType);
return ObjectUtils.InstantiateType(constructor, ObjectUtils.EmptyObjects);
}
}
/// <summary>
/// Parse the specified XmlElement and register the resulting
/// ObjectDefinitions with the <see cref="ParserContext.Registry"/> IObjectDefinitionRegistry
/// embedded in the supplied <see cref="ParserContext"/>
/// </summary>
/// <param name="element">The element to be parsed.</param>
/// <param name="parserContext">The object encapsulating the current state of the parsing process.
/// Provides access to a IObjectDefinitionRegistry</param>
/// <returns>The primary object definition.</returns>
/// <remarks>
/// <p>
/// This method is never invoked if the parser is namespace aware
/// and was called to process the root node.
/// </p>
/// </remarks>
IObjectDefinition IObjectDefinitionParser.ParseElement(XmlElement element, ParserContext parserContext)
{
AssertUtils.ArgumentNotNull(parserContext, "parserContext");
string id = element.GetAttribute(ObjectDefinitionConstants.IdAttribute);
string unresolvedChannelType = element.GetAttribute(ChannelTypeAttribute);
string endpointConfigurationName = element.GetAttribute(EndpointConfigurationNameAttribute);
IObjectDefinition channelFactoryDefinition;
try
{
Type channelType = TypeResolutionUtils.ResolveType(unresolvedChannelType);
Type channelFactoryType = typeof(ChannelFactoryObject<>).MakeGenericType(new Type[1] { channelType });
channelFactoryDefinition = new RootObjectDefinition(channelFactoryType);
}
catch
{
// Try to resolve type later (Can be a type alias)
channelFactoryDefinition = new RootObjectDefinition(
String.Format("Spring.ServiceModel.ChannelFactoryObject<{0}>, Spring.Services", unresolvedChannelType),
new ConstructorArgumentValues(),
new MutablePropertyValues());
}
if (!StringUtils.HasText(id))
{
id = parserContext.ReaderContext.GenerateObjectName(channelFactoryDefinition);
}
channelFactoryDefinition.ConstructorArgumentValues.AddNamedArgumentValue("endpointConfigurationName", endpointConfigurationName);
foreach (PropertyValue pv in base.ParsePropertyElements(id, element, parserContext))
{
channelFactoryDefinition.PropertyValues.Add(pv);
}
parserContext.Registry.RegisterObjectDefinition(id, channelFactoryDefinition);
return null;
}
/// <summary>
/// Gets the constructor instantiation info given the object definition.
/// </summary>
/// <param name="objectName">Name of the object.</param>
/// <param name="rod">The RootObjectDefinition</param>
/// <param name="chosenCtors">The explicitly chosen ctors.</param>
/// <param name="explicitArgs">The explicit chose ctor args.</param>
/// <returns>A ConstructorInstantiationInfo containg the specified constructor in the RootObjectDefinition or
/// one based on type matching.</returns>
public ConstructorInstantiationInfo GetConstructorInstantiationInfo(
string objectName,
RootObjectDefinition rod,
ConstructorInfo[] chosenCtors,
object[] explicitArgs)
{
ObjectWrapper wrapper = new ObjectWrapper();
ConstructorInfo constructorToUse = null;
object[] argsToUse = null;
if (explicitArgs != null)
{
argsToUse = explicitArgs;
}
else
{
//TODO performance optmization on cached ctors.
}
// Need to resolve the constructor.
bool autowiring = (chosenCtors != null ||
rod.ResolvedAutowireMode == AutoWiringMode.Constructor);
ConstructorArgumentValues resolvedValues = null;
int minNrOfArgs = 0;
if (explicitArgs != null)
{
minNrOfArgs = explicitArgs.Length;
}
else
{
ConstructorArgumentValues cargs = rod.ConstructorArgumentValues;
resolvedValues = new ConstructorArgumentValues();
minNrOfArgs = ResolveConstructorArguments(objectName, rod, wrapper, cargs, resolvedValues);
}
// Take specified constructors, if any.
ConstructorInfo[] candidates = chosenCtors ?? AutowireUtils.GetConstructors(rod, 0);
AutowireUtils.SortConstructors(candidates);
int minTypeDiffWeight = int.MaxValue;
for (int i = 0; i < candidates.Length; i++)
{
ConstructorInfo candidate = candidates[i];
Type[] paramTypes = ReflectionUtils.GetParameterTypes(candidate.GetParameters());
if (constructorToUse != null && argsToUse.Length > paramTypes.Length)
{
// already found greedy constructor that can be satisfied, so
// don't look any further, there are only less greedy constructors left...
break;
}
if (paramTypes.Length < minNrOfArgs)
{
throw new ObjectCreationException(rod.ResourceDescription, objectName,
string.Format(CultureInfo.InvariantCulture,
"'{0}' constructor arguments specified but no matching constructor found "
+ "in object '{1}' (hint: specify argument indexes, names, or "
+ "types to avoid ambiguities).", minNrOfArgs, objectName));
}
ArgumentsHolder args;
if (resolvedValues != null)
{
// Try to resolve arguments for current constructor
//need to check for null as indicator of no ctor arg match instead of using exceptions for flow
//control as in the Java implementation
args = CreateArgumentArray(
objectName,
rod,
resolvedValues,
wrapper,
paramTypes,
candidate,
autowiring,
out var unsatisfiedDependencyExceptionData);
if (args == null)
{
if (i == candidates.Length - 1 && constructorToUse == null)
{
throw new UnsatisfiedDependencyException(rod.ResourceDescription,
objectName,
unsatisfiedDependencyExceptionData.ParameterIndex,
unsatisfiedDependencyExceptionData.ParameterType,
unsatisfiedDependencyExceptionData.ErrorMessage);
}
// try next constructor...
continue;
}
}
else
{
// Explicit arguments given -> arguments length must match exactly
if (paramTypes.Length != explicitArgs.Length)
{
continue;
}
args = new ArgumentsHolder(explicitArgs);
}
int typeDiffWeight = args.GetTypeDifferenceWeight(paramTypes);
// Choose this constructor if it represents the closest match.
if (typeDiffWeight < minTypeDiffWeight)
{
constructorToUse = candidate;
argsToUse = args.arguments;
minTypeDiffWeight = typeDiffWeight;
}
}
if (constructorToUse == null)
{
throw new ObjectCreationException(rod.ResourceDescription, objectName, "Could not resolve matching constructor.");
}
return(new ConstructorInstantiationInfo(constructorToUse, argsToUse));
}
/// <summary>
/// Create an array of arguments to invoke a constructor or static factory method,
/// given the resolved constructor arguments values.
/// </summary>
/// <remarks>When return value is null the out parameter UnsatisfiedDependencyExceptionData will contain
/// information for use in throwing a UnsatisfiedDependencyException by the caller. This avoids using
/// exceptions for flow control as in the original implementation.</remarks>
private ArgumentsHolder CreateArgumentArray(string objectName, RootObjectDefinition rod, ConstructorArgumentValues resolvedValues, ObjectWrapper wrapper, Type[] paramTypes, MethodBase methodOrCtorInfo, bool autowiring, out UnsatisfiedDependencyExceptionData unsatisfiedDependencyExceptionData)
{
string methodType = (methodOrCtorInfo is ConstructorInfo) ? "constructor" : "factory method";
unsatisfiedDependencyExceptionData = null;
ArgumentsHolder args = new ArgumentsHolder(paramTypes.Length);
var usedValueHolders = new HybridSet();
List <string> autowiredObjectNames = null;
bool resolveNecessary = false;
ParameterInfo[] argTypes = methodOrCtorInfo.GetParameters();
for (int paramIndex = 0; paramIndex < paramTypes.Length; paramIndex++)
{
Type paramType = paramTypes[paramIndex];
string parameterName = argTypes[paramIndex].Name;
// If we couldn't find a direct match and are not supposed to autowire,
// let's try the next generic, untyped argument value as fallback:
// it could match after type conversion (for example, String -> int).
ConstructorArgumentValues.ValueHolder valueHolder = null;
if (resolvedValues.GetNamedArgumentValue(parameterName) != null)
{
valueHolder = resolvedValues.GetArgumentValue(parameterName, paramType, usedValueHolders);
}
else
{
valueHolder = resolvedValues.GetArgumentValue(paramIndex, paramType, usedValueHolders);
}
if (valueHolder == null && !autowiring)
{
valueHolder = resolvedValues.GetGenericArgumentValue(null, usedValueHolders);
}
if (valueHolder != null)
{
// We found a potential match - let's give it a try.
// Do not consider the same value definition multiple times!
usedValueHolders.Add(valueHolder);
args.rawArguments[paramIndex] = valueHolder.Value;
try
{
object originalValue = valueHolder.Value;
object convertedValue = TypeConversionUtils.ConvertValueIfNecessary(paramType, originalValue, null);
args.arguments[paramIndex] = convertedValue;
//?
args.preparedArguments[paramIndex] = convertedValue;
}
catch (TypeMismatchException ex)
{
//To avoid using exceptions for flow control, this is not a cost in Java as stack trace is lazily created.
string errorMessage = String.Format(CultureInfo.InvariantCulture,
"Could not convert {0} argument value [{1}] to required type [{2}] : {3}",
methodType, valueHolder.Value,
paramType, ex.Message);
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, errorMessage);
return(null);
}
}
else
{
// No explicit match found: we're either supposed to autowire or
// have to fail creating an argument array for the given constructor.
if (!autowiring)
{
string errorMessage = String.Format(CultureInfo.InvariantCulture,
"Ambiguous {0} argument types - " +
"Did you specify the correct object references as {0} arguments?",
methodType);
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, errorMessage);
return(null);
}
try
{
MethodParameter param = MethodParameter.ForMethodOrConstructor(methodOrCtorInfo, paramIndex);
autowiredObjectNames = new List <string>();
object autowiredArgument = ResolveAutoWiredArgument(param, objectName, autowiredObjectNames);
args.rawArguments[paramIndex] = autowiredArgument;
args.arguments[paramIndex] = autowiredArgument;
args.preparedArguments[paramIndex] = new AutowiredArgumentMarker();
resolveNecessary = true;
}
catch (ObjectsException ex)
{
unsatisfiedDependencyExceptionData = new UnsatisfiedDependencyExceptionData(paramIndex, paramType, ex.Message);
return(null);
}
}
}
if (log.IsEnabled(LogLevel.Debug) && autowiredObjectNames != null)
{
for (var i = 0; i < autowiredObjectNames.Count; i++)
{
string autowiredObjectName = autowiredObjectNames[i];
log.LogDebug(
$"Autowiring by type from object name '{objectName}' via {methodType} to object named '{autowiredObjectName}'");
}
}
return(args);
}
public void OverrideFromOther()
{
RootObjectDefinition rod = new RootObjectDefinition(typeof(TestObject), AutoWiringMode.Constructor);
rod.IsSingleton = false;
rod.InitMethodName = "Umberto Eco";
rod.DestroyMethodName = "Pedulismus";
rod.ConstructorArgumentValues = new ConstructorArgumentValues();
rod.ConstructorArgumentValues.AddGenericArgumentValue("Wulf", "Sternhammer");
rod.DependencyCheck = DependencyCheckingMode.Objects;
rod.DependsOn = new string[] { "Jimmy", "Joyce" };
rod.IsAbstract = true;
rod.IsLazyInit = true;
rod.FactoryMethodName = "IfINeedYouIllJustUseYourSimpleName";
rod.FactoryObjectName = "PerspirationShop";
rod.ResourceDescription = "Ohhh";
rod.PropertyValues = new MutablePropertyValues();
rod.PropertyValues.Add("Age", 100);
rod.EventHandlerValues = new EventValues();
InstanceEventHandlerValue handler = new InstanceEventHandlerValue(new TestObject(), "Ping");
handler.EventName = "Bing";
rod.EventHandlerValues.AddHandler(handler);
ChildObjectDefinition cod = new ChildObjectDefinition("parent");
cod.ObjectTypeName = "ChildObjectTypeName";
cod.IsSingleton = true;
cod.AutowireMode = AutoWiringMode.ByType;
cod.InitMethodName = "InitChild";
cod.DestroyMethodName = "DestroyChild";
cod.ConstructorArgumentValues = new ConstructorArgumentValues();
cod.ConstructorArgumentValues.AddNamedArgumentValue("ctorarg", "ctorarg-value");
cod.DependencyCheck = DependencyCheckingMode.None;
cod.DependsOn = new string[] { "Aleks", "Mark" };
cod.IsAbstract = false;
cod.IsLazyInit = false;
cod.FactoryMethodName = "ChildFactoryMethodName";
cod.FactoryObjectName = "ChildFactoryObjectName";
cod.ResourceDescription = "ChildResourceDescription";
cod.PropertyValues = new MutablePropertyValues();
cod.PropertyValues.Add("Prop1", "Val1");
cod.PropertyValues.Add("Age", 50);
cod.EventHandlerValues = new EventValues();
handler = new InstanceEventHandlerValue(new TestObject(), "Pong");
handler.EventName = "Bong";
cod.EventHandlerValues.AddHandler(handler);
rod.OverrideFrom(cod);
// ...
Assert.AreEqual("ChildObjectTypeName", rod.ObjectTypeName);
Assert.AreEqual(AutoWiringMode.ByType, rod.AutowireMode);
Assert.AreEqual(true, rod.IsSingleton);
Assert.AreEqual("InitChild", rod.InitMethodName);
Assert.AreEqual("DestroyChild", rod.DestroyMethodName);
Assert.AreEqual(DependencyCheckingMode.None, rod.DependencyCheck);
Assert.AreEqual(4, rod.DependsOn.Count);
Assert.AreEqual(false, rod.IsAbstract);
Assert.AreEqual(false, rod.IsLazyInit);
Assert.AreEqual("ChildFactoryMethodName", rod.FactoryMethodName);
Assert.AreEqual("ChildFactoryObjectName", rod.FactoryObjectName);
Assert.AreEqual("ChildResourceDescription", rod.ResourceDescription);
Assert.AreEqual(2, rod.ConstructorArgumentValues.ArgumentCount);
Assert.AreEqual(2, rod.PropertyValues.PropertyValues.Count);
Assert.AreEqual("Val1", rod.PropertyValues.GetPropertyValue("Prop1").Value);
Assert.AreEqual(50, rod.PropertyValues.GetPropertyValue("Age").Value);
Assert.AreEqual(2, rod.EventHandlerValues.Events.Count);
}
/// <summary>
/// Ensure that all non-lazy-init singletons are instantiated, also
/// considering <see cref="Spring.Objects.Factory.IFactoryObject"/>s.
/// </summary>
/// <exception cref="Spring.Objects.ObjectsException">
/// If one of the singleton objects could not be created.
/// </exception>
/// <seealso cref="Spring.Objects.Factory.Config.IConfigurableListableObjectFactory.PreInstantiateSingletons"/>
public void PreInstantiateSingletons()
{
#region Instrumentation
if (log.IsDebugEnabled)
{
log.Debug("Pre-instantiating singletons in factory [" + this + "]");
}
#endregion
try
{
int definitionCount = objectDefinitionNames.Count;
for (int i = 0; i < definitionCount; i++)
{
string name = (string)objectDefinitionNames[i];
if (!ContainsSingleton(name) && ContainsObjectDefinition(name))
{
RootObjectDefinition definition
= GetMergedObjectDefinition(name, false);
if (!definition.IsAbstract &&
definition.IsSingleton &&
!definition.IsLazyInit)
{
Type objectType = ResolveObjectType(definition, name);
if (objectType != null &&
typeof(IFactoryObject).IsAssignableFrom(definition.ObjectType))
{
IFactoryObject factoryObject = (IFactoryObject)GetObject(
ObjectFactoryUtils.
BuildFactoryObjectName(name));
if (factoryObject.IsSingleton)
{
GetObject(name);
}
}
else
{
GetObject(name);
}
}
}
}
}
catch (ObjectsException)
{
// destroy already created singletons to avoid dangling resources...
try
{
Dispose();
}
catch (Exception ex)
{
log.Error(
"PreInstantiateSingletons failed but couldn't destroy any already-created singletons.",
ex);
}
throw;
}
}
/// <summary>
/// Return the object instances that match the given object
/// <see cref="System.Type"/> (including subclasses).
/// </summary>
/// <param name="type">
/// The <see cref="System.Type"/> (class or interface) to match.
/// </param>
/// <param name="includeNonSingletons">
/// Whether to include prototype objects too or just singletons (also applies to
/// <see cref="Spring.Objects.Factory.IFactoryObject"/>s).
/// </param>
/// <param name="allowEagerInit">
/// Whether to include <see cref="Spring.Objects.Factory.IFactoryObject"/>s too
/// or just normal objects.
/// </param>
/// <returns>
/// An <see cref="System.Collections.IDictionary"/> of the matching objects,
/// containing the object names as keys and the corresponding object instances
/// as values.
/// </returns>
/// <exception cref="Spring.Objects.ObjectsException">
/// If any of the objects could not be created.
/// </exception>
/// <seealso cref="Spring.Objects.Factory.IListableObjectFactory.GetObjectsOfType(Type, bool, bool)"/>
protected IList DoGetObjectNamesForType(Type type, bool includeNonSingletons, bool allowEagerInit)
{
IList result = new ArrayList();
string[] objectNames = GetObjectDefinitionNames();
foreach (string s in objectNames)
{
string objectName = s;
if (!IsAlias(objectName))
{
try
{
RootObjectDefinition mod = GetMergedObjectDefinition(objectName, false);
// Only check object definition if it is complete
if (!mod.IsAbstract &&
(allowEagerInit || (mod.HasObjectType || !mod.IsLazyInit /*|| this.AllowEagerTypeLoading*/) &&
!RequiresEagerInitForType(mod.FactoryObjectName)))
{
bool isFactoryObject = IsFactoryObject(objectName, mod);
bool matchFound =
(allowEagerInit || !isFactoryObject || ContainsSingleton(objectName)) &&
(includeNonSingletons || IsSingleton(objectName)) && IsTypeMatch(objectName, type);
if (!matchFound && isFactoryObject)
{
// in case of a FactoryObject, try to match FactoryObject instance itself next
objectName = ObjectFactoryUtils.BuildFactoryObjectName(objectName);
matchFound = (includeNonSingletons || mod.IsSingleton) && IsTypeMatch(objectName, type);
}
if (matchFound)
{
result.Add(objectName);
}
}
}
catch (CannotLoadObjectTypeException ex)
{
if (allowEagerInit)
{
throw;
}
// Probably contains a placeholder; lets ignore it for type matching purposes.
if (log.IsDebugEnabled)
{
log.Debug("Ignoring object class loading failure for object '" + objectName + "'", ex);
}
}
catch (ObjectDefinitionStoreException ex)
{
if (allowEagerInit)
{
throw;
}
// Probably contains a placeholder; lets ignore it for type matching purposes.
if (log.IsDebugEnabled)
{
log.Debug("Ignoring unresolvable metadata in object definition '" + objectName + "'", ex);
}
}
}
}
// check singletons too, to catch manually registered singletons...
string[] singletonNames = GetSingletonNames();
foreach (string s in singletonNames)
{
string objectName = s;
// only check if manually registered...
if (!ContainsObjectDefinition(objectName))
{
// in the case of an IFactoryObject, match the object created by the IFactoryObject...
if (IsFactoryObject(objectName))
{
if ((includeNonSingletons || IsSingleton(objectName)) && IsTypeMatch(objectName, type))
{
result.Add(objectName);
continue;
}
objectName = ObjectFactoryUtils.BuildFactoryObjectName(objectName);
}
if (IsTypeMatch(objectName, type))
{
result.Add(objectName);
}
}
}
return(result);
}
/// <summary>
/// Check whether the given bean is defined as a <see cref="IFactoryObject"/>.
/// </summary>
/// <param name="objectName">the name of the object</param>
/// <param name="rod">the corresponding object definition</param>
protected bool IsFactoryObject(String objectName, RootObjectDefinition rod)
{
Type objectType = PredictObjectType(objectName, rod);
return(objectType != null && typeof(IFactoryObject).IsAssignableFrom(objectType));
}
/// <summary>
/// Instantiate an instance of the object described by the supplied
/// <paramref name="definition"/> from the supplied <paramref name="factory"/>,
/// injecting methods as appropriate.
/// </summary>
/// <remarks>
/// <p>
/// The default implementation of this method is to throw a
/// <see cref="System.InvalidOperationException"/>.
/// </p>
/// <p>
/// Derived classes can override this method if they can instantiate an object
/// with the Method Injection specified in the supplied
/// <paramref name="definition"/>. Instantiation should use a no-arg constructor.
/// </p>
/// </remarks>
/// <param name="definition">
/// The definition of the object that is to be instantiated.
/// </param>
/// <param name="objectName">
/// The name associated with the object definition. The name can be a
/// <see lang="null"/> or zero length string if we're autowiring an object that
/// doesn't belong to the supplied <paramref name="factory"/>.
/// </param>
/// <param name="factory">
/// The owning <see cref="Spring.Objects.Factory.IObjectFactory"/>
/// </param>
/// <returns>
/// An instance of the object described by the supplied
/// <paramref name="definition"/> from the supplied <paramref name="factory"/>.
/// </returns>
protected virtual object InstantiateWithMethodInjection(
RootObjectDefinition definition, string objectName, IObjectFactory factory)
{
throw new InvalidOperationException("Method Injection not supported in SimpleInstantiationStrategy");
}
/// <summary>
/// Instantiate an object instance using a named factory method.
/// </summary>
/// <remarks>
/// <p>
/// The method may be static, if the <paramref name="definition"/>
/// parameter specifies a class, rather than a
/// <see cref="Spring.Objects.Factory.IFactoryObject"/> instance, or an
/// instance variable on a factory object itself configured using Dependency
/// Injection.
/// </p>
/// <p>
/// Implementation requires iterating over the static or instance methods
/// with the name specified in the supplied <paramref name="definition"/>
/// (the method may be overloaded) and trying to match with the parameters.
/// We don't have the types attached to constructor args, so trial and error
/// is the only way to go here.
/// </p>
/// </remarks>
/// <param name="name">
/// The name associated with the supplied <paramref name="definition"/>.
/// </param>
/// <param name="definition">
/// The definition describing the instance that is to be instantiated.
/// </param>
/// <param name="arguments">
/// Any arguments to the factory method that is to be invoked.
/// </param>
/// <returns>
/// The result of the factory method invocation (the instance).
/// </returns>
public virtual IObjectWrapper InstantiateUsingFactoryMethod(string name, RootObjectDefinition definition, object[] arguments)
{
ObjectWrapper wrapper = new ObjectWrapper();
Type factoryClass = null;
bool isStatic = true;
ConstructorArgumentValues cargs = definition.ConstructorArgumentValues;
ConstructorArgumentValues resolvedValues = new ConstructorArgumentValues();
int expectedArgCount = 0;
// we don't have arguments passed in programmatically, so we need to resolve the
// arguments specified in the constructor arguments held in the object definition...
if (arguments == null || arguments.Length == 0)
{
expectedArgCount = cargs.ArgumentCount;
ResolveConstructorArguments(name, definition, wrapper, cargs, resolvedValues);
}
else
{
// if we have constructor args, don't need to resolve them...
expectedArgCount = arguments.Length;
}
if (StringUtils.HasText(definition.FactoryObjectName))
{
// it's an instance method on the factory object's class...
factoryClass = objectFactory.GetObject(definition.FactoryObjectName).GetType();
isStatic = false;
}
else
{
// it's a static factory method on the object class...
factoryClass = definition.ObjectType;
}
GenericArgumentsHolder genericArgsInfo = new GenericArgumentsHolder(definition.FactoryMethodName);
IList <MethodInfo> factoryMethodCandidates = FindMethods(genericArgsInfo.GenericMethodName, expectedArgCount, isStatic, factoryClass);
bool autowiring = (definition.AutowireMode == AutoWiringMode.Constructor);
// try all matching methods to see if they match the constructor arguments...
for (int i = 0; i < factoryMethodCandidates.Count; i++)
{
MethodInfo factoryMethodCandidate = factoryMethodCandidates[i];
if (genericArgsInfo.ContainsGenericArguments)
{
string[] unresolvedGenericArgs = genericArgsInfo.GetGenericArguments();
if (factoryMethodCandidate.GetGenericArguments().Length != unresolvedGenericArgs.Length)
{
continue;
}
Type[] paramTypes = new Type[unresolvedGenericArgs.Length];
for (int j = 0; j < unresolvedGenericArgs.Length; j++)
{
paramTypes[j] = TypeResolutionUtils.ResolveType(unresolvedGenericArgs[j]);
}
factoryMethodCandidate = factoryMethodCandidate.MakeGenericMethod(paramTypes);
}
if (arguments == null || arguments.Length == 0)
{
Type[] paramTypes = ReflectionUtils.GetParameterTypes(factoryMethodCandidate.GetParameters());
// try to create the required arguments...
UnsatisfiedDependencyExceptionData unsatisfiedDependencyExceptionData = null;
ArgumentsHolder args = CreateArgumentArray(name, definition, resolvedValues, wrapper, paramTypes,
factoryMethodCandidate, autowiring, out unsatisfiedDependencyExceptionData);
if (args == null)
{
arguments = null;
// if we failed to match this method, keep
// trying new overloaded factory methods...
continue;
}
else
{
arguments = args.arguments;
}
}
// if we get here, we found a usable candidate factory method - check, if arguments match
//arguments = (arguments.Length == 0 ? null : arguments);
if (ReflectionUtils.GetMethodByArgumentValues(new MethodInfo[] { factoryMethodCandidate }, arguments) == null)
{
continue;
}
object objectInstance = instantiationStrategy.Instantiate(definition, name, objectFactory, factoryMethodCandidate, arguments);
wrapper.WrappedInstance = objectInstance;
if (log.IsEnabled(LogLevel.Debug))
{
log.LogDebug(string.Format(CultureInfo.InvariantCulture, "Object '{0}' instantiated via factory method [{1}].", name, factoryMethodCandidate));
}
return(wrapper);
}
// if we get here, we didn't match any method...
throw new ObjectDefinitionStoreException(
string.Format(CultureInfo.InvariantCulture, "Cannot find matching factory method '{0} on Type [{1}].", definition.FactoryMethodName,
factoryClass));
}
