public Action <object, object[]> GetVoidMethodInvoker(
MethodInfo methodInfo)
{
Action <object, object[]> action;
var lockSlim = voidMethodLockSlim;
var dictionary = voidMethodDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(methodInfo, out action))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(methodInfo, out action))
{
action = ReflectionCompiler.CreateMethodAction(methodInfo);
dictionary[methodInfo] = action;
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
return(action);
}
public Action <object, object> GetPropertySetter(
PropertyInfo propertyInfo)
{
Action <object, object> setter;
var lockSlim = setterLockSlim;
var dictionary = setterDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out setter))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out setter))
{
setter = ReflectionCompiler.CreatePropertySetter(propertyInfo);
dictionary[propertyInfo] = setter;
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
return(setter);
}
public Func <object, object[], object> GetMethodInvoker(
MethodInfo methodInfo)
{
Func <object, object[], object> func;
var lockSlim = nonVoidMethodLockSlim;
var dictionary = nonVoidMethodDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(methodInfo, out func))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(methodInfo, out func))
{
func = ReflectionCompiler.CreateMethodFunc(methodInfo);
dictionary[methodInfo] = func;
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
return(func);
}
/* The Get* methods in this class are deliberately more verbose
* than they need to be. We could remove the duplication within
* each code block, however the code needs to be fast,
* and the overhead of creating an Action for each call
* would not be worth it. */
public Func <object, object> GetPropertyGetter(
PropertyInfo propertyInfo)
{
Func <object, object> getter;
var lockSlim = getterLockSlim;
var dictionary = getterGenericDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out getter))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out getter))
{
getter = ReflectionCompiler.CreatePropertyGetter(propertyInfo);
dictionary[propertyInfo] = getter;
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
return(getter);
}
public Action <object, object> GetPropertySetter(
PropertyInfo propertyInfo,
DelegateCreationMode creationMode)
{
var dictionary = setterDictionary;
if (!dictionary.TryGetValue(propertyInfo, out var setter))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
setter = ReflectionCompiler.CreatePropertySetter(propertyInfo);
break;
default:
var setMethod = propertyInfo.SetMethod;
setter = (owner, newValue) => setMethod.Invoke(owner, new [] { newValue });
break;
}
dictionary[propertyInfo] = setter;
}
return(setter);
}
public Action <object, TProperty> GetPropertySetter <TProperty>(
PropertyInfo propertyInfo,
DelegateCreationMode creationMode)
{
var dictionary = setterGenericDictionary;
if (!dictionary.TryGetValue(propertyInfo, out object result))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
result = ReflectionCompiler.CreatePropertySetter <TProperty>(propertyInfo);
break;
default:
var setMethod = propertyInfo.SetMethod;
result = new Action <object, TProperty>(
(owner, newValue) => setMethod.Invoke(owner, new object[] { newValue }));
break;
}
dictionary[propertyInfo] = result;
}
return((Action <object, TProperty>)result);
}
public Func <object, object[], TReturn> GetMethodInvoker <TReturn>(
MethodInfo methodInfo,
DelegateCreationMode creationMode)
{
var dictionary = nonVoidMethodGenericDictionary;
if (!dictionary.TryGetValue(methodInfo, out object result))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
result = ReflectionCompiler.CreateMethodFunc <TReturn>(methodInfo);
break;
default:
result = new Func <object, object[], TReturn>(
(owner, args) => (TReturn)methodInfo.Invoke(owner, args));
break;
}
dictionary[methodInfo] = result;
}
return((Func <object, object[], TReturn>)result);
}
public Func <object, TProperty> GetPropertyGetter <TProperty>(
PropertyInfo propertyInfo,
DelegateCreationMode creationMode)
{
Func <object, TProperty> result;
var dictionary = getterDictionary;
if (!dictionary.TryGetValue(propertyInfo, out object getter))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
result = ReflectionCompiler.CreatePropertyGetter <TProperty>(propertyInfo);
break;
default:
var getMethod = propertyInfo.GetMethod;
result = owner => (TProperty)getMethod.Invoke(owner, null);
break;
}
dictionary[propertyInfo] = result;
return(result);
}
result = (Func <object, TProperty>)getter;
return(result);
}
public Func <TOwner, TProperty> GetPropertyGetter <TOwner, TProperty>(
Expression <Func <TOwner, TProperty> > propertyExpression)
{
/* TODO: extract property name and cache item in dictionary. */
Func <TOwner, TProperty> result = ReflectionCompiler.CreatePropertyGetter(propertyExpression);
return(result);
}
public Func <object, TProperty> GetPropertyGetter <TProperty>(
PropertyInfo propertyInfo)
{
Func <object, TProperty> result;
object getter;
var lockSlim = getterGenericLockSlim;
var dictionary = getterDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out getter))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out getter))
{
result = ReflectionCompiler.CreatePropertyGetter <TProperty>(propertyInfo);
dictionary[propertyInfo] = result;
return(result);
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
result = (Func <object, TProperty>)getter;
return(result);
}
public Func <object[], object> GetConstructorFunc(
ConstructorInfo info, DelegateCreationMode creationMode)
{
var dictionary = constructorDictionary;
if (!dictionary.TryGetValue(info, out Func <object[], object> result))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
result = ReflectionCompiler.CreateConstructorFunc(info);
break;
default:
result = info.Invoke;
break;
}
dictionary[info] = result;
}
return(result);
}
public Action <object, TProperty> GetPropertySetter <TProperty>(
PropertyInfo propertyInfo)
{
object setter;
var lockSlim = setterGenericLockSlim;
var dictionary = setterGenericDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out setter))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(propertyInfo, out setter))
{
var result = ReflectionCompiler.CreatePropertySetter <TProperty>(propertyInfo);
dictionary[propertyInfo] = result;
return(result);
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
return((Action <object, TProperty>)setter);
}
public Func <object, object[], TReturn> GetMethodInvoker <TReturn>(
MethodInfo methodInfo)
{
object func;
var lockSlim = nonVoidMethodGenericLockSlim;
var dictionary = nonVoidMethodGenericDictionary;
lockSlim.EnterUpgradeableReadLock();
try
{
if (!dictionary.TryGetValue(methodInfo, out func))
{
lockSlim.EnterWriteLock();
try
{
if (!dictionary.TryGetValue(methodInfo, out func))
{
var result = ReflectionCompiler.CreateMethodFunc <TReturn>(methodInfo);
dictionary[methodInfo] = result;
return(result);
}
}
finally
{
lockSlim.ExitWriteLock();
}
}
}
finally
{
lockSlim.ExitUpgradeableReadLock();
}
return((Func <object, object[], TReturn>)func);
}
/* The Get* methods in this class are deliberately more verbose
* than they need to be. We could remove the duplication within
* each code block, however the code needs to be fast,
* and the overhead of creating an Action for each call
* would not be worth it. */
public Func <object, object> GetPropertyGetter(
PropertyInfo propertyInfo,
DelegateCreationMode creationMode)
{
var dictionary = getterGenericDictionary;
if (!dictionary.TryGetValue(propertyInfo, out var getter))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
getter = ReflectionCompiler.CreatePropertyGetter(propertyInfo);
break;
default:
getter = propertyInfo.GetValue;
break;
}
dictionary[propertyInfo] = getter;
}
return(getter);
}
public Func <object, object[], object> GetMethodInvoker(
MethodInfo methodInfo,
DelegateCreationMode creationMode)
{
var dictionary = nonVoidMethodDictionary;
if (!dictionary.TryGetValue(methodInfo, out var result))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
result = ReflectionCompiler.CreateMethodFunc(methodInfo);
break;
default:
result = methodInfo.Invoke;
break;
}
dictionary[methodInfo] = result;
}
return(result);
}
public Action <object, object[]> GetVoidMethodInvoker(
MethodInfo methodInfo,
DelegateCreationMode creationMode)
{
var dictionary = voidMethodDictionary;
if (!dictionary.TryGetValue(methodInfo, out var result))
{
switch (creationMode)
{
case DelegateCreationMode.SlowCreationFastPerformance:
result = ReflectionCompiler.CreateMethodAction(methodInfo);
break;
default:
result = (owner, args) => methodInfo.Invoke(owner, args);
break;
}
dictionary[methodInfo] = result;
}
return(result);
}