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diff --git a/mobile_src/Application/ApplicationUtil.h b/mobile_src/Application/ApplicationUtil.h
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+//
+// Tizen Web Device API
+// Copyright (c) 2012 Samsung Electronics Co., Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the License);
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an AS IS BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#ifndef TIZENAPIS_PLATFORM_APPLICATION_UTIL_H_
+#define TIZENAPIS_PLATFORM_APPLICATION_UTIL_H_
+
+#include <CommonsJavaScript/Converter.h>
+
+namespace DeviceAPI {
+namespace Application {
+class ApplicationUtil
+{
+  public:
+    explicit ApplicationUtil(JSContextRef context,
+            JSValueRef* exception = NULL);
+    virtual ~ApplicationUtil();
+
+	bool isObject(const JSValueRef& arg);
+	bool isString(const JSValueRef& arg);
+	bool isFunction(const JSValueRef& arg);
+	bool isArray(const JSValueRef& arg);
+	bool isNullOrString(const JSValueRef& arg);
+	bool isNullOrObject(const JSValueRef& arg);
+	bool isNullOrFunction(const JSValueRef& arg);
+	bool isNullOrArray(const JSValueRef& arg);
+    bool isNullOrUndefined(const JSValueRef& arg);
+	bool isNullOrUndefinedOrString(const JSValueRef& arg);
+	bool isNullOrUndefinedOrObject(const JSValueRef& arg);
+	bool isNullOrUndefinedOrFunction(const JSValueRef& arg);
+	bool isNullOrUndefinedOrArray(const JSValueRef& arg);
+
+  protected:
+    JSContextRef m_context;
+    JSValueRef* m_exception;
+};
+
+}
+} // 
+
+#endif
+