Fix the boiler plate codes

[platform/framework/native/appfw.git] / src / base / FBaseInteger.cpp

diff --git a/src/base/FBaseInteger.cpp b/src/base/FBaseInteger.cpp
index 4db73f0..8676747 100644 (file)
--- a/src/base/FBaseInteger.cpp
+++ b/src/base/FBaseInteger.cpp
@@ -1,5 +1,4 @@
 //
-// Open Service Platform
 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
 //
 // Licensed under the Apache License, Version 2.0 (the License);
@@ -90,20 +89,28 @@ Integer::Decode(const String& s, int& ret)
                "[%s] The length of s MUST be greater than 0.", GetErrorMessage(E_NUM_FORMAT));
 
        int radix = 0;
+       int startIndex = 0;
+       int minLength = 2;
        wchar_t* pEnd = null;
        String str(s);
 
+       if (s[0] == L'-' || s[0] == L'+')
+       {
+               startIndex = 1;
+               minLength = 3;
+       }
+
        // Find radix
-       if (s[0] == L'#')
+       if (s[startIndex] == L'#')
        {
                radix = Character::RADIX_HEXADECIMAL;
 
                // Remove '#'
-               str.Remove(0, 1);
+               str.Remove(startIndex, 1);
        }
-       else if (s[0] == L'0' && (s.GetLength() >= 2))
+       else if (s[startIndex] == L'0' && (s.GetLength() >= minLength))
        {
-               if (s[1] == L'x' || s[1] == L'X')
+               if (s[startIndex + 1] == L'x' || s[startIndex + 1] == L'X')
                {
                        radix = Character::RADIX_HEXADECIMAL;
                }
@@ -157,19 +164,19 @@ Integer::Parse(const String& s, int radix, int& ret)
                (radix == Character::RADIX_DECIMAL) || (radix == Character::RADIX_HEXADECIMAL)), E_OUT_OF_RANGE, E_OUT_OF_RANGE,
                "[%s] The radix(%d) MUST be one of 2, 8, 10 and 16.", GetErrorMessage(E_OUT_OF_RANGE), radix);
 
-       wchar_t* pEnd = null;
-
        int len = s.GetLength();
        SysTryReturn(NID_BASE, (len > 0), E_NUM_FORMAT, E_NUM_FORMAT, "[%s] The length of s MUST be greater than 0.",
                GetErrorMessage(E_NUM_FORMAT));
 
        errno = 0;
-       ret = wcstol(s.GetPointer(), &pEnd, radix);
+       wchar_t* pEnd = null;
+       int tmpRet = wcstol(s.GetPointer(), &pEnd, radix);
        SysTryReturn(NID_BASE, (pEnd[0] == 0), E_NUM_FORMAT, E_NUM_FORMAT,
                "[%s] Integer parse failed. Scan stopped at (%ls).", GetErrorMessage(E_NUM_FORMAT), pEnd);
-       SysTryReturn(NID_BASE, !((ret == LONG_MAX || ret == LONG_MIN) && (errno != 0)), E_NUM_FORMAT, E_NUM_FORMAT,
+       SysTryReturn(NID_BASE, !((tmpRet == LONG_MAX || tmpRet == LONG_MIN) && (errno != 0)), E_NUM_FORMAT, E_NUM_FORMAT,
                "[%s] Parsed value cannot fit into an Integer.", GetErrorMessage(E_NUM_FORMAT));
 
+       ret = tmpRet;
        return E_SUCCESS;
 }