internal static Action <IntPtr, object []> CreateDelegate(Type type, ConstructorInfo cinfo, Type [] parameter_types)
{
var handle = handlefld;
if (typeof(Java.Lang.Throwable).IsAssignableFrom(type))
{
handle = Throwable_handle;
}
DynamicMethod method = new DynamicMethod(DynamicMethodNameCounter.GetUniqueName(), typeof(void), new Type [] { typeof(IntPtr), typeof(object []) }, typeof(DynamicMethodNameCounter), true);
ILGenerator il = method.GetILGenerator();
il.DeclareLocal(typeof(object));
il.Emit(OpCodes.Ldtoken, type);
il.Emit(OpCodes.Call, gettype);
il.Emit(OpCodes.Call, newobject);
il.Emit(OpCodes.Stloc_0);
il.Emit(OpCodes.Ldloc_0);
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Stfld, handle);
il.Emit(OpCodes.Ldloc_0);
for (int i = 0; i < parameter_types.Length; i++)
{
il.Emit(OpCodes.Ldarg, 1);
il.Emit(OpCodes.Ldc_I4, i);
il.Emit(OpCodes.Ldelem_Ref);
}
il.Emit(OpCodes.Call, cinfo);
il.Emit(OpCodes.Ret);
return((Action <IntPtr, object[]>)method.CreateDelegate(typeof(Action <IntPtr, object []>)));
}
public static Delegate CreateDelegate(Delegate dlg)
{
if (dlg == null)
{
throw new ArgumentNullException();
}
if (dlg.Target != null)
{
throw new ArgumentException();
}
if (dlg.Method == null)
{
throw new ArgumentException();
}
get_runtime_types();
var ret_type = dlg.Method.ReturnType;
var parameters = dlg.Method.GetParameters();
var param_types = new Type [parameters.Length];
for (int i = 0; i < parameters.Length; i++)
{
param_types [i] = parameters [i].ParameterType;
}
var dynamic = new DynamicMethod(DynamicMethodNameCounter.GetUniqueName(), ret_type, param_types, typeof(DynamicMethodNameCounter), true);
var ig = dynamic.GetILGenerator();
LocalBuilder?retval = null;
if (ret_type != typeof(void))
{
retval = ig.DeclareLocal(ret_type);
}
ig.Emit(OpCodes.Call, wait_for_bridge_processing_method !);
var label = ig.BeginExceptionBlock();
for (int i = 0; i < param_types.Length; i++)
{
ig.Emit(OpCodes.Ldarg, i);
}
ig.Emit(OpCodes.Call, dlg.Method);
if (retval != null)
{
ig.Emit(OpCodes.Stloc, retval);
}
ig.Emit(OpCodes.Leave, label);
bool filter = Debugger.IsAttached || !JNIEnv.PropagateExceptions;
if (filter)
{
ig.BeginExceptFilterBlock();
ig.Emit(OpCodes.Call, mono_unhandled_exception_method !);
ig.Emit(OpCodes.Ldc_I4_1);
ig.BeginCatchBlock(null !);
}
else
{
ig.BeginCatchBlock(typeof(Exception));
}
ig.Emit(OpCodes.Dup);
ig.Emit(OpCodes.Call, exception_handler_method !);
if (filter)
{
ig.Emit(OpCodes.Throw);
}
ig.EndExceptionBlock();
if (retval != null)
{
ig.Emit(OpCodes.Ldloc, retval);
}
ig.Emit(OpCodes.Ret);
return(dynamic.CreateDelegate(dlg.GetType()));
}
public static Delegate CreateDelegate(Delegate dlg)
{
if (dlg == null)
{
throw new ArgumentNullException();
}
if (dlg.Target != null)
{
throw new ArgumentException();
}
if (dlg.Method == null)
{
throw new ArgumentException();
}
get_runtime_types();
Type returnType = dlg.Method.ReturnType;
ParameterInfo[] parameters = dlg.Method.GetParameters();
Type[] parameterTypes = new Type[parameters.Length];
for (int index = 0; index < parameters.Length; ++index)
{
parameterTypes[index] = parameters[index].ParameterType;
}
DynamicMethod dynamicMethod = new DynamicMethod(DynamicMethodNameCounter.GetUniqueName(), returnType, parameterTypes, typeof(DynamicMethodNameCounter), true);
ILGenerator ilGenerator = dynamicMethod.GetILGenerator();
LocalBuilder local = null;
if (returnType != typeof(void))
{
local = ilGenerator.DeclareLocal(returnType);
}
ilGenerator.Emit(OpCodes.Call, wait_for_bridge_processing_method);
Label label = ilGenerator.BeginExceptionBlock();
for (int index = 0; index < parameterTypes.Length; ++index)
{
ilGenerator.Emit(OpCodes.Ldarg, index);
}
ilGenerator.Emit(OpCodes.Call, dlg.Method);
if (local != null)
{
ilGenerator.Emit(OpCodes.Stloc, local);
}
ilGenerator.Emit(OpCodes.Leave, label);
bool flag = Debugger.IsAttached;// || !JNIEnv.PropagateExceptions;
if (flag)
{
ilGenerator.BeginExceptFilterBlock();
ilGenerator.Emit(OpCodes.Call, mono_unhandled_exception_method);
ilGenerator.Emit(OpCodes.Ldc_I4_1);
ilGenerator.BeginCatchBlock(null);
}
else
{
ilGenerator.BeginCatchBlock(typeof(Exception));
}
ilGenerator.Emit(OpCodes.Dup);
ilGenerator.Emit(OpCodes.Call, exception_handler_method);
if (flag)
{
ilGenerator.Emit(OpCodes.Throw);
}
ilGenerator.EndExceptionBlock();
if (local != null)
{
ilGenerator.Emit(OpCodes.Ldloc, local);
}
ilGenerator.Emit(OpCodes.Ret);
return(dynamicMethod.CreateDelegate(dlg.GetType()));
}
