1 files changed, 339 insertions, 109 deletions

diff --git a/src/uscxml/plugins/datamodel/ecmascript/v8/dom/V8DataView.cpp b/src/uscxml/plugins/datamodel/ecmascript/v8/dom/V8DataView.cpp
index 4a756ee..4611595 100644
--- a/src/uscxml/plugins/datamodel/ecmascript/v8/dom/V8DataView.cpp
+++ b/src/uscxml/plugins/datamodel/ecmascript/v8/dom/V8DataView.cpp
@@ -1,238 +1,468 @@
+#include "V8ArrayBuffer.h"
+#include "V8ArrayBufferView.h"
 #include "V8DataView.h"
 
 namespace Arabica {
 namespace DOM {
 
 v8::Persistent<v8::FunctionTemplate> V8DataView::Tmpl;
+v8::Persistent<v8::FunctionTemplate> V8DataView::Constr;
+
+v8::Handle<v8::Value> V8DataView::constructor(const v8::Arguments& args) {
+	if (!args.IsConstructCall())
+		return v8::ThrowException(v8::String::New("Cannot call constructor as function"));
+
+	uscxml::DataView* localInstance = NULL;
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsObject() && V8ArrayBuffer::hasInstance(args[0]) &&
+	           args[1]->IsUint32() &&
+	           args[2]->IsUint32()) {
+
+		uscxml::ArrayBuffer* localBuffer = V8DOM::toClassPtr<V8ArrayBuffer::V8ArrayBufferPrivate >(args[0]->ToObject()->GetInternalField(0))->nativeObj;
+		unsigned long localByteOffset = args[1]->ToNumber()->Uint32Value();
+		unsigned long localByteLength = args[2]->ToNumber()->Uint32Value();
+		localInstance = new uscxml::DataView(localBuffer, localByteOffset, localByteLength);
+
+	} else if (args.Length() == 2 &&
+	           args[0]->IsObject() && V8ArrayBuffer::hasInstance(args[0]) &&
+	           args[1]->IsUint32()) {
+
+		uscxml::ArrayBuffer* localBuffer = V8DOM::toClassPtr<V8ArrayBuffer::V8ArrayBufferPrivate >(args[0]->ToObject()->GetInternalField(0))->nativeObj;
+		unsigned long localByteOffset = args[1]->ToNumber()->Uint32Value();
+		localInstance = new uscxml::DataView(localBuffer, localByteOffset);
+
+	} else if (args.Length() == 1 &&
+	           args[0]->IsObject() && V8ArrayBuffer::hasInstance(args[0])) {
+
+		uscxml::ArrayBuffer* localBuffer = V8DOM::toClassPtr<V8ArrayBuffer::V8ArrayBufferPrivate >(args[0]->ToObject()->GetInternalField(0))->nativeObj;
+		localInstance = new uscxml::DataView(localBuffer);
+
+	}
+	if (!localInstance) {
+		throw V8Exception("Parameter mismatch while calling constructor for DataView");
+		return v8::Undefined();
+	}
+
+	v8::Handle<v8::Function> retCtor = V8DataView::getTmpl()->GetFunction();
+	v8::Persistent<v8::Object> retObj = v8::Persistent<v8::Object>::New(retCtor->NewInstance());
+
+	struct V8DataView::V8DataViewPrivate* retPrivData = new V8DataView::V8DataViewPrivate();
+	retPrivData->nativeObj = localInstance;
+
+	retObj->SetInternalField(0, V8DOM::toExternal(retPrivData));
+
+	retObj.MakeWeak(0, V8DataView::jsDestructor);
+	return retObj;
+}
 
 v8::Handle<v8::Value> V8DataView::getInt8Callback(const v8::Arguments& args) {
-	if (args.Length() < 1)
-		throw V8Exception("Wrong number of arguments in getInt8");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+	if (false) {
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	char retVal = privData->nativeObj->getInt8(localByteOffset);
+		char retVal = privData->nativeObj->getInt8(localByteOffset);
 
-	return v8::Number::New(retVal);
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getInt8");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getUint8Callback(const v8::Arguments& args) {
-	if (args.Length() < 1)
-		throw V8Exception("Wrong number of arguments in getUint8");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+	if (false) {
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	char retVal = privData->nativeObj->getUint8(localByteOffset);
+		unsigned char retVal = privData->nativeObj->getUint8(localByteOffset);
 
-	return v8::Number::New(retVal);
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getUint8");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getInt16Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in getInt16");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+
+		short retVal = privData->nativeObj->getInt16(localByteOffset, localLittleEndian);
 
-	short retVal = privData->nativeObj->getInt16(localByteOffset, localLittleEndian);
+		return v8::Number::New(retVal);
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	return v8::Number::New(retVal);
+		short retVal = privData->nativeObj->getInt16(localByteOffset);
+
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getInt16");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getUint16Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in getUint16");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+
+		unsigned short retVal = privData->nativeObj->getUint16(localByteOffset, localLittleEndian);
 
-	unsigned short retVal = privData->nativeObj->getUint16(localByteOffset, localLittleEndian);
+		return v8::Number::New(retVal);
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	return v8::Number::New(retVal);
+		unsigned short retVal = privData->nativeObj->getUint16(localByteOffset);
+
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getUint16");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getInt32Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in getInt32");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+
+		long retVal = privData->nativeObj->getInt32(localByteOffset, localLittleEndian);
 
-	long retVal = privData->nativeObj->getInt32(localByteOffset, localLittleEndian);
+		return v8::Number::New(retVal);
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	return v8::Number::New(retVal);
+		long retVal = privData->nativeObj->getInt32(localByteOffset);
+
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getInt32");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getUint32Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in getUint32");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+
+		unsigned long retVal = privData->nativeObj->getUint32(localByteOffset, localLittleEndian);
 
-	unsigned long retVal = privData->nativeObj->getUint32(localByteOffset, localLittleEndian);
+		return v8::Number::New(retVal);
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	return v8::Number::New(retVal);
+		unsigned long retVal = privData->nativeObj->getUint32(localByteOffset);
+
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getUint32");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getFloat32Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in getFloat32");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+
+		float retVal = privData->nativeObj->getFloat32(localByteOffset, localLittleEndian);
+
+		return v8::Number::New(retVal);
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	float retVal = privData->nativeObj->getFloat32(localByteOffset, localLittleEndian);
+		float retVal = privData->nativeObj->getFloat32(localByteOffset);
 
-	return v8::Number::New(retVal);
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getFloat32");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::getFloat64Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in getFloat64");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[1]->ToBoolean()->BooleanValue();
+
+		double retVal = privData->nativeObj->getFloat64(localByteOffset, localLittleEndian);
+
+		return v8::Number::New(retVal);
+	} else if (args.Length() == 1 &&
+	           args[0]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
 
-	double retVal = privData->nativeObj->getFloat64(localByteOffset, localLittleEndian);
+		double retVal = privData->nativeObj->getFloat64(localByteOffset);
 
-	return v8::Number::New(retVal);
+		return v8::Number::New(retVal);
+	}
+	throw V8Exception("Parameter mismatch while calling getFloat64");
+	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setInt8Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in setInt8");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	char localValue = args[1]->ToNumber()->Int32Value();
-
-	privData->nativeObj->setInt8(localByteOffset, localValue);
-
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsInt32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		char localValue = args[1]->ToNumber()->Int32Value();
+
+		privData->nativeObj->setInt8(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setInt8");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setUint8Callback(const v8::Arguments& args) {
-	if (args.Length() < 2)
-		throw V8Exception("Wrong number of arguments in setUint8");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	unsigned char localValue = args[1]->ToNumber()->Uint32Value();
-
-	privData->nativeObj->setUint8(localByteOffset, localValue);
-
+	if (false) {
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		unsigned char localValue = args[1]->ToNumber()->Uint32Value();
+
+		privData->nativeObj->setUint8(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setUint8");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setInt16Callback(const v8::Arguments& args) {
-	if (args.Length() < 3)
-		throw V8Exception("Wrong number of arguments in setInt16");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	short localValue = args[1]->ToNumber()->Int32Value();
-	bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
-
-	privData->nativeObj->setInt16(localByteOffset, localValue, localLittleEndian);
-
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsInt32() &&
+	           args[2]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		short localValue = args[1]->ToNumber()->Int32Value();
+		bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
+
+		privData->nativeObj->setInt16(localByteOffset, localValue, localLittleEndian);
+
+		return v8::Undefined();
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsInt32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		short localValue = args[1]->ToNumber()->Int32Value();
+
+		privData->nativeObj->setInt16(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setInt16");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setUint16Callback(const v8::Arguments& args) {
-	if (args.Length() < 3)
-		throw V8Exception("Wrong number of arguments in setUint16");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	unsigned short localValue = args[1]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
-
-	privData->nativeObj->setUint16(localByteOffset, localValue, localLittleEndian);
-
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsUint32() &&
+	           args[2]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		unsigned short localValue = args[1]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
+
+		privData->nativeObj->setUint16(localByteOffset, localValue, localLittleEndian);
+
+		return v8::Undefined();
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		unsigned short localValue = args[1]->ToNumber()->Uint32Value();
+
+		privData->nativeObj->setUint16(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setUint16");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setInt32Callback(const v8::Arguments& args) {
-	if (args.Length() < 3)
-		throw V8Exception("Wrong number of arguments in setInt32");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	long localValue = args[1]->ToNumber()->Int32Value();
-	bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
-
-	privData->nativeObj->setInt32(localByteOffset, localValue, localLittleEndian);
-
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsInt32() &&
+	           args[2]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		long localValue = args[1]->ToNumber()->Int32Value();
+		bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
+
+		privData->nativeObj->setInt32(localByteOffset, localValue, localLittleEndian);
+
+		return v8::Undefined();
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsInt32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		long localValue = args[1]->ToNumber()->Int32Value();
+
+		privData->nativeObj->setInt32(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setInt32");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setUint32Callback(const v8::Arguments& args) {
-	if (args.Length() < 3)
-		throw V8Exception("Wrong number of arguments in setUint32");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	unsigned long localValue = args[1]->ToNumber()->Uint32Value();
-	bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
-
-	privData->nativeObj->setUint32(localByteOffset, localValue, localLittleEndian);
-
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsUint32() &&
+	           args[2]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		unsigned long localValue = args[1]->ToNumber()->Uint32Value();
+		bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
+
+		privData->nativeObj->setUint32(localByteOffset, localValue, localLittleEndian);
+
+		return v8::Undefined();
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsUint32()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		unsigned long localValue = args[1]->ToNumber()->Uint32Value();
+
+		privData->nativeObj->setUint32(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setUint32");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setFloat32Callback(const v8::Arguments& args) {
-	if (args.Length() < 3)
-		throw V8Exception("Wrong number of arguments in setFloat32");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	float localValue = args[1]->ToNumber()->Value();
-	bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
-
-	privData->nativeObj->setFloat32(localByteOffset, localValue, localLittleEndian);
-
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsNumber() &&
+	           args[2]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		float localValue = args[1]->ToNumber()->Value();
+		bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
+
+		privData->nativeObj->setFloat32(localByteOffset, localValue, localLittleEndian);
+
+		return v8::Undefined();
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsNumber()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		float localValue = args[1]->ToNumber()->Value();
+
+		privData->nativeObj->setFloat32(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setFloat32");
 	return v8::Undefined();
 }
 
 v8::Handle<v8::Value> V8DataView::setFloat64Callback(const v8::Arguments& args) {
-	if (args.Length() < 3)
-		throw V8Exception("Wrong number of arguments in setFloat64");
 
 	v8::Local<v8::Object> self = args.Holder();
 	struct V8DataViewPrivate* privData = V8DOM::toClassPtr<V8DataViewPrivate >(self->GetInternalField(0));
-	unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
-	double localValue = args[1]->ToNumber()->Value();
-	bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
-
-	privData->nativeObj->setFloat64(localByteOffset, localValue, localLittleEndian);
-
+	if (false) {
+	} else if (args.Length() == 3 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsNumber() &&
+	           args[2]->IsBoolean()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		double localValue = args[1]->ToNumber()->Value();
+		bool localLittleEndian = args[2]->ToBoolean()->BooleanValue();
+
+		privData->nativeObj->setFloat64(localByteOffset, localValue, localLittleEndian);
+
+		return v8::Undefined();
+	} else if (args.Length() == 2 &&
+	           args[0]->IsUint32() &&
+	           args[1]->IsNumber()) {
+		unsigned long localByteOffset = args[0]->ToNumber()->Uint32Value();
+		double localValue = args[1]->ToNumber()->Value();
+
+		privData->nativeObj->setFloat64(localByteOffset, localValue);
+
+		return v8::Undefined();
+	}
+	throw V8Exception("Parameter mismatch while calling setFloat64");
 	return v8::Undefined();
 }
-
 bool V8DataView::hasInstance(v8::Handle<v8::Value> value) {
 	return getTmpl()->HasInstance(value);
 }