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integer to string conversion

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replaced sprintf-based  int-to-string functionality with built-in
intToString
This commit is contained in:
aleks-f
2012-11-22 10:08:46 -06:00
parent 9d420106e2
commit 9cd0f0b4f7
7 changed files with 532 additions and 185 deletions
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139
Foundation/include/Poco/NumberFormatter.h
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@@ -41,6 +41,7 @@
#include "Poco/Foundation.h"
#include "Poco/NumericString.h"
namespace Poco {
@@ -55,9 +56,6 @@ class Foundation_API NumberFormatter
/// the formatted value.
/// * append* functions append the formatted value to
/// an existing string.
///
/// Internally, std::sprintf() is used to do the actual
/// formatting.
{
public:
enum BoolFormat
@@ -67,6 +65,8 @@ public:
FMT_ON_OFF
};
static const unsigned NF_MAX_NUM_STRING_SIZE = 32;
static std::string format(int value);
/// Formats an integer value in decimal notation.
@@ -80,14 +80,18 @@ public:
/// right justified and zero-padded in a field
/// having at least the specified width.
static std::string formatHex(int value);
static std::string formatHex(int value, bool prefix = false);
/// Formats an int value in hexadecimal notation.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
/// The value is treated as unsigned.
static std::string formatHex(int value, int width);
static std::string formatHex(int value, int width, bool prefix = false);
/// Formats a int value in hexadecimal notation,
/// right justified and zero-padded in
/// a field having at least the specified width.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
/// The value is treated as unsigned.
static std::string format(unsigned value);
@@ -103,13 +107,17 @@ public:
/// right justified and zero-padded in a field having at
/// least the specified width.
static std::string formatHex(unsigned value);
static std::string formatHex(unsigned value, bool prefix = false);
/// Formats an unsigned int value in hexadecimal notation.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
static std::string formatHex(unsigned value, int width);
static std::string formatHex(unsigned value, int width, bool prefix = false);
/// Formats a int value in hexadecimal notation,
/// right justified and zero-padded in
/// a field having at least the specified width.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
static std::string format(long value);
/// Formats a long value in decimal notation.
@@ -124,14 +132,18 @@ public:
/// right justified and zero-padded in a field
/// having at least the specified width.
static std::string formatHex(long value);
static std::string formatHex(long value, bool prefix = false);
/// Formats an unsigned long value in hexadecimal notation.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
/// The value is treated as unsigned.
static std::string formatHex(long value, int width);
static std::string formatHex(long value, int width, bool prefix = false);
/// Formats an unsigned long value in hexadecimal notation,
/// right justified and zero-padded in a field having at least the
/// specified width.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
/// The value is treated as unsigned.
static std::string format(unsigned long value);
@@ -147,13 +159,17 @@ public:
/// right justified and zero-padded
/// in a field having at least the specified width.
static std::string formatHex(unsigned long value);
static std::string formatHex(unsigned long value, bool prefix = false);
/// Formats an unsigned long value in hexadecimal notation.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
static std::string formatHex(unsigned long value, int width);
static std::string formatHex(unsigned long value, int width, bool prefix = false);
/// Formats an unsigned long value in hexadecimal notation,
/// right justified and zero-padded in a field having at least the
/// specified width.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
#if defined(POCO_HAVE_INT64) && !defined(POCO_LONG_IS_64_BIT)
@@ -169,15 +185,18 @@ public:
/// right justified and zero-padded in a field having at least
/// the specified width.
static std::string formatHex(Int64 value);
static std::string formatHex(Int64 value, bool prefix = false);
/// Formats a 64-bit integer value in hexadecimal notation.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
/// The value is treated as unsigned.
static std::string formatHex(Int64 value, int width);
static std::string formatHex(Int64 value, int width, bool prefix = false);
/// Formats a 64-bit integer value in hexadecimal notation,
/// right justified and zero-padded in a field having at least
/// the specified width.
/// The value is treated as unsigned.
/// If prefix is true, "0x" prefix is prepended to the resulting string.
static std::string format(UInt64 value);
/// Formats an unsigned 64-bit integer value in decimal notation.
@@ -191,13 +210,16 @@ public:
/// right justified and zero-padded in a field having at least the
/// specified width.
static std::string formatHex(UInt64 value);
static std::string formatHex(UInt64 value, bool prefix = false);
/// Formats a 64-bit integer value in hexadecimal notation.
/// If prefix is true, "0x" prefix is prepended to the
/// resulting string.
static std::string formatHex(UInt64 value, int width);
static std::string formatHex(UInt64 value, int width, bool prefix = false);
/// Formats a 64-bit integer value in hexadecimal notation,
/// right justified and zero-padded in a field having at least
/// the specified width.
/// the specified width. If prefix is true, "0x" prefix is
/// prepended to the resulting string.
#endif // defined(POCO_HAVE_INT64) && !defined(POCO_LONG_IS_64_BIT)
@@ -388,10 +410,11 @@ public:
//
// inlines
//
inline std::string NumberFormatter::format(int value)
{
std::string result;
append(result, value);
intToStr(value, 10, result);
return result;
}
@@ -399,7 +422,7 @@ inline std::string NumberFormatter::format(int value)
inline std::string NumberFormatter::format(int value, int width)
{
std::string result;
append(result, value, width);
intToStr(value, 10, result, false, width, ' ');
return result;
}
@@ -407,23 +430,23 @@ inline std::string NumberFormatter::format(int value, int width)
inline std::string NumberFormatter::format0(int value, int width)
{
std::string result;
append0(result, value, width);
intToStr(value, 10, result, false, width, '0');
return result;
}
inline std::string NumberFormatter::formatHex(int value)
inline std::string NumberFormatter::formatHex(int value, bool prefix)
{
std::string result;
appendHex(result, value);
intToStr(value, 0x10, result, prefix);
return result;
}
inline std::string NumberFormatter::formatHex(int value, int width)
inline std::string NumberFormatter::formatHex(int value, int width, bool prefix)
{
std::string result;
appendHex(result, value, width);
intToStr(value, 0x10, result, prefix, width, '0');
return result;
}
@@ -431,7 +454,7 @@ inline std::string NumberFormatter::formatHex(int value, int width)
inline std::string NumberFormatter::format(unsigned value)
{
std::string result;
append(result, value);
intToStr(value, 10, result);
return result;
}
@@ -439,7 +462,7 @@ inline std::string NumberFormatter::format(unsigned value)
inline std::string NumberFormatter::format(unsigned value, int width)
{
std::string result;
append(result, value, width);
intToStr(value, 10, result, false, width, ' ');
return result;
}
@@ -447,23 +470,23 @@ inline std::string NumberFormatter::format(unsigned value, int width)
inline std::string NumberFormatter::format0(unsigned int value, int width)
{
std::string result;
append0(result, value, width);
intToStr(value, 10, result, false, width, '0');
return result;
}
inline std::string NumberFormatter::formatHex(unsigned value)
inline std::string NumberFormatter::formatHex(unsigned value, bool prefix)
{
std::string result;
appendHex(result, value);
intToStr(value, 0x10, result, prefix);
return result;
}
inline std::string NumberFormatter::formatHex(unsigned value, int width)
inline std::string NumberFormatter::formatHex(unsigned value, int width, bool prefix)
{
std::string result;
appendHex(result, value, width);
intToStr(value, 0x10, result, prefix, width, '0');
return result;
}
@@ -471,7 +494,7 @@ inline std::string NumberFormatter::formatHex(unsigned value, int width)
inline std::string NumberFormatter::format(long value)
{
std::string result;
append(result, value);
intToStr(value, 10, result);
return result;
}
@@ -479,7 +502,7 @@ inline std::string NumberFormatter::format(long value)
inline std::string NumberFormatter::format(long value, int width)
{
std::string result;
append(result, value, width);
intToStr(value, 10, result, false, width, ' ');
return result;
}
@@ -487,23 +510,23 @@ inline std::string NumberFormatter::format(long value, int width)
inline std::string NumberFormatter::format0(long value, int width)
{
std::string result;
append0(result, value, width);
intToStr(value, 10, result, false, width, '0');
return result;
}
inline std::string NumberFormatter::formatHex(long value)
inline std::string NumberFormatter::formatHex(long value, bool prefix)
{
std::string result;
appendHex(result, value);
intToStr(value, 0x10, result, prefix);
return result;
}
inline std::string NumberFormatter::formatHex(long value, int width)
inline std::string NumberFormatter::formatHex(long value, int width, bool prefix)
{
std::string result;
appendHex(result, value, width);
intToStr(value, 0x10, result, prefix, width, '0');
return result;
}
@@ -511,7 +534,7 @@ inline std::string NumberFormatter::formatHex(long value, int width)
inline std::string NumberFormatter::format(unsigned long value)
{
std::string result;
append(result, value);
intToStr(value, 10, result);
return result;
}
@@ -519,7 +542,7 @@ inline std::string NumberFormatter::format(unsigned long value)
inline std::string NumberFormatter::format(unsigned long value, int width)
{
std::string result;
append(result, value, width);
intToStr(value, 10, result, false, width, ' ');
return result;
}
@@ -527,23 +550,23 @@ inline std::string NumberFormatter::format(unsigned long value, int width)
inline std::string NumberFormatter::format0(unsigned long value, int width)
{
std::string result;
append0(result, value, width);
intToStr(value, 10, result, false, width, '0');
return result;
}
inline std::string NumberFormatter::formatHex(unsigned long value)
inline std::string NumberFormatter::formatHex(unsigned long value, bool prefix)
{
std::string result;
appendHex(result, value);
intToStr(value, 0x10, result, prefix);
return result;
}
inline std::string NumberFormatter::formatHex(unsigned long value, int width)
inline std::string NumberFormatter::formatHex(unsigned long value, int width, bool prefix)
{
std::string result;
appendHex(result, value, width);
intToStr(value, 0x10, result, prefix, width, '0');
return result;
}
@@ -554,7 +577,7 @@ inline std::string NumberFormatter::formatHex(unsigned long value, int width)
inline std::string NumberFormatter::format(Int64 value)
{
std::string result;
append(result, value);
intToStr(value, 10, result);
return result;
}
@@ -562,7 +585,7 @@ inline std::string NumberFormatter::format(Int64 value)
inline std::string NumberFormatter::format(Int64 value, int width)
{
std::string result;
append(result, value, width);
intToStr(value, 10, result, false, width, ' ');
return result;
}
@@ -570,23 +593,23 @@ inline std::string NumberFormatter::format(Int64 value, int width)
inline std::string NumberFormatter::format0(Int64 value, int width)
{
std::string result;
append0(result, value, width);
intToStr(value, 10, result, false, width, '0');
return result;
}
inline std::string NumberFormatter::formatHex(Int64 value)
inline std::string NumberFormatter::formatHex(Int64 value, bool prefix)
{
std::string result;
appendHex(result, value);
intToStr(value, 0x10, result, prefix);
return result;
}
inline std::string NumberFormatter::formatHex(Int64 value, int width)
inline std::string NumberFormatter::formatHex(Int64 value, int width, bool prefix)
{
std::string result;
appendHex(result, value, width);
intToStr(value, 0x10, result, prefix, width, '0');
return result;
}
@@ -594,7 +617,7 @@ inline std::string NumberFormatter::formatHex(Int64 value, int width)
inline std::string NumberFormatter::format(UInt64 value)
{
std::string result;
append(result, value);
intToStr(value, 10, result);
return result;
}
@@ -602,7 +625,7 @@ inline std::string NumberFormatter::format(UInt64 value)
inline std::string NumberFormatter::format(UInt64 value, int width)
{
std::string result;
append(result, value, width);
intToStr(value, 10, result, false, width, ' ');
return result;
}
@@ -610,23 +633,23 @@ inline std::string NumberFormatter::format(UInt64 value, int width)
inline std::string NumberFormatter::format0(UInt64 value, int width)
{
std::string result;
append0(result, value, width);
intToStr(value, 10, result, false, width, '0');
return result;
}
inline std::string NumberFormatter::formatHex(UInt64 value)
inline std::string NumberFormatter::formatHex(UInt64 value, bool prefix)
{
std::string result;
appendHex(result, value);
intToStr(value, 0x10, result, prefix);
return result;
}
inline std::string NumberFormatter::formatHex(UInt64 value, int width)
inline std::string NumberFormatter::formatHex(UInt64 value, int width, bool prefix)
{
std::string result;
appendHex(result, value, width);
intToStr(value, 0x10, result, prefix, width, '0');
return result;
}