X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=inc%2FFBaseString.h;h=185a3e3391b1bb3bd62630f11cc171e074de5105;hb=f448dedea56555eaba6c866e7e55ed7b6e31e96d;hp=10178ba963755da56c42b320a97e3191993deaff;hpb=bcf8611628bb06fd14f2fe8e019ab52334953ae4;p=platform%2Fframework%2Fnative%2Fappfw.git

diff --git a/inc/FBaseString.h b/inc/FBaseString.h
index 10178ba..185a3e3 100644
--- a/inc/FBaseString.h
+++ b/inc/FBaseString.h
@@ -1,5 +1,4 @@
 //
-// Open Service Platform
 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
 //
 // Licensed under the Apache License, Version 2.0 (the License);
@@ -92,7 +91,7 @@ public:
 	 *
 	 * @param[in]	ch			A Unicode character
 	 */
-	String(const wchar_t ch);
+	String(wchar_t ch);
 
 	/**
 	 * Initializes this instance of %String with the specified Unicode string.
@@ -1082,11 +1081,12 @@ private:
 	result InitializeToDefault(int capacity);
 
 	//
-	// Copies __pValue and subtract and initialize __pRefCount
+	// When the reference count is bigger than 1 and it is not UNSHAREABLE, copies__pValue and subtracts and initializes __pRefCount.
+	// If the isUnshareable is true, this method sets the reference count to UNSHAREABLE.
 	//
-	// @since 2.0
+	// @since 2.2
 	//
-	result CopyOnWrite(int capacity);
+	result AboutToModify(int capacity, bool isUnshareable = false);
 
 	//
 	// Swaps member-wisely
@@ -1098,10 +1098,11 @@ private:
 	int __capacity;
 	int __length;
 	mutable int __hash;
-	mutable int* __pRefCount;
+	mutable volatile int* __pRefCount;
 	mutable wchar_t* __pValue;
 
 	static const float GROWTH_FACTOR;
+	static const int UNSHAREABLE;
 
 	class _StringImpl * __pStringImpl;
 	friend class _StringImpl;