/// <summary>
/// 数字转换成字符串
/// </summary>
/// <param name="value">数字值</param>
/// <param name="jsonStream">JSON输出流</param>
public unsafe static void ToString(sbyte value, charStream jsonStream)
{
if (value == 0)
{
jsonStream.Write('0');
}
else
{
if (value < 0)
{
char *chars = jsonStream.GetPrepLengthCurrent(5);
uint value32 = (uint)-(int)value;
*(int *)chars = '-' + ('0' << 16);
*(chars + 2) = 'x';
*(chars + 3) = (char)((value32 >> 4) + '0');
*(chars + 4) = (char)number.ToHex(value32 & 15);
jsonStream.UnsafeAddLength(5);
}
else
{
char *chars = jsonStream.GetPrepLengthCurrent(4);
uint value32 = (uint)(int)value;
*(int *)chars = '0' + ('x' << 16);
*(chars + 2) = (char)((value32 >> 4) + '0');
*(chars + 3) = (char)number.ToHex(value32 & 15);
jsonStream.UnsafeAddLength(4);
}
}
}
/// <summary>
/// 查询条件
/// </summary>
/// <param name="sqlTable">数据库表格操作工具</param>
/// <param name="sqlStream">SQL表达式流</param>
/// <param name="expression">查询条件表达式</param>
/// <param name="isCreatedIndex">是否已经创建查询索引</param>
/// <returns></returns>
internal static unsafe bool WriteWhere(fastCSharp.emit.sqlTable.sqlToolBase sqlTable, charStream sqlStream, Expression <Func <valueType, bool> > expression, ref bool isCreatedIndex)
{
if (expression == null)
{
return(true);
}
sqlStream.PrepLength(6);
sqlStream.UnsafeAddLength(6);
int length = sqlStream.Length;
bool logicConstantWhere = false;
keyValue <string, string> name = sqlTable.Client.GetWhere(expression, sqlStream, ref logicConstantWhere);
if (length == sqlStream.Length)
{
sqlStream.UnsafeFreeLength(6);
return(logicConstantWhere);
}
if (name.Key != null)
{
byte *where = (byte *)(sqlStream.Char + length);
*(uint *)(where - sizeof(uint)) = 'e' + (' ' << 16);
*(uint *)(where - sizeof(uint) * 2) = 'e' + ('r' << 16);
*(uint *)(where - sizeof(uint) * 3) = 'w' + ('h' << 16);
isCreatedIndex = true;
sqlTable.CreateIndex(name.Key, name.Value);
}
return(true);
}
/// <summary>
/// 数字转换成字符串
/// </summary>
/// <param name="value"></param>
/// <param name="jsonStream"></param>
private unsafe static void toString(ulong value, charStream jsonStream)
{
if (value <= uint.MaxValue)
{
ToString((uint)value, jsonStream);
}
else
{
char *chars = jsonStream.GetPrepLengthCurrent(18), next;
uint value32 = (uint)(value >> 32);
*(int *)chars = '0' + ('x' << 16);
if (value32 >= 0x10000)
{
next = getToHex(value32 >> 16, chars + 2);
toHex16(value32 & 0xffff, next);
next += 4;
}
else
{
next = getToHex(value32, chars + 2);
}
toHex16((value32 = (uint)value) >> 16, next);
toHex16(value32 & 0xffff, next + 4);
jsonStream.UnsafeAddLength((int)(next - chars) + 8);
}
}
/// <summary>
/// 字符
/// </summary>
/// <param name="value">字符</param>
/// <param name="jsonStream">JSON输出流</param>
public unsafe static void ToString(char value, charStream jsonStream)
{
char *chars = jsonStream.GetPrepLengthCurrent(3);
*chars = Quote;
*(chars + 1) = value;
*(chars + 2) = Quote;
jsonStream.UnsafeAddLength(3);
}
/// <summary>
/// 时间转字符串 第三方格式 /Date(xxx)/
/// </summary>
/// <param name="time">时间</param>
/// <param name="jsonStream">JSON输出流</param>
public static unsafe void ToStringOther(DateTime time, charStream jsonStream)
{
jsonStream.PrepLength(OtherDateStart.Length + (19 + 1 + 4));
jsonStream.UnsafeWrite(fastCSharp.web.ajax.Quote);
jsonStream.UnsafeSimpleWrite(OtherDateStart);
toString((long)(((time.Kind == DateTimeKind.Utc ? time.Ticks + pub.LocalTimeTicks : time.Ticks) - JavascriptLocalMinTimeTicks) / date.MillisecondTicks), jsonStream);
*(long *)jsonStream.CurrentChar = DateEnd + ('/' << 16) + ((long)fastCSharp.web.ajax.Quote << 32);
jsonStream.UnsafeAddLength(3);
}
/// <summary>
/// Guid转换成字符串
/// </summary>
/// <param name="value">Guid</param>
/// <param name="jsonStream">JSON输出流</param>
public unsafe static void ToString(ref Guid value, charStream jsonStream)
{
byte *data = (byte *)jsonStream.GetPrepLengthCurrent(38);
*(char *)data = fastCSharp.web.ajax.Quote;
new guid {
Value = value
}.ToString((char *)(data + sizeof(char)));
*(char *)(data + sizeof(char) * 37) = fastCSharp.web.ajax.Quote;
jsonStream.UnsafeAddLength(38);
}
/// <summary>
/// 数字转换成字符串
/// </summary>
/// <param name="value">数字值</param>
/// <param name="jsonStream">JSON输出流</param>
public unsafe static void ToString(ushort value, charStream jsonStream)
{
char *chars;
if (value < 10000)
{
if (value < 10)
{
jsonStream.Write((char)(value + '0'));
return;
}
int div10 = (value * (int)fastCSharp.number.Div10_16Mul) >> fastCSharp.number.Div10_16Shift;
if (div10 < 10)
{
*(chars = jsonStream.GetPrepLengthCurrent(2)) = (char)(div10 + '0');
*(chars + 1) = (char)((value - div10 * 10) + '0');
jsonStream.UnsafeAddLength(2);
return;
}
int div100 = (div10 * (int)fastCSharp.number.Div10_16Mul) >> fastCSharp.number.Div10_16Shift;
if (div100 < 10)
{
*(chars = jsonStream.GetPrepLengthCurrent(3)) = (char)(div100 + '0');
*(chars + 1) = (char)((div10 - div100 * 10) + '0');
*(chars + 2) = (char)((value - div10 * 10) + '0');
jsonStream.UnsafeAddLength(3);
return;
}
int div1000 = (div100 * (int)fastCSharp.number.Div10_16Mul) >> fastCSharp.number.Div10_16Shift;
*(chars = jsonStream.GetPrepLengthCurrent(4)) = (char)(div1000 + '0');
*(chars + 1) = (char)((div100 - div1000 * 10) + '0');
*(chars + 2) = (char)((div10 - div100 * 10) + '0');
*(chars + 3) = (char)((value - div10 * 10) + '0');
jsonStream.UnsafeAddLength(4);
return;
}
*(int *)(chars = jsonStream.GetPrepLengthCurrent(6)) = '0' + ('x' << 16);
toHex16(value, chars + 2);
jsonStream.UnsafeAddLength(6);
}
/// <summary>
/// 数字转换成字符串
/// </summary>
/// <param name="value">数字值</param>
/// <param name="jsonStream">JSON输出流</param>
public unsafe static void ToString(byte value, charStream jsonStream)
{
if (value == 0)
{
jsonStream.Write('0');
}
else
{
byte *chars = (byte *)jsonStream.GetPrepLengthCurrent(4);
*(int *)chars = '0' + ('x' << 16);
*(char *)(chars + sizeof(char) * 2) = (char)number.ToHex((uint)value >> 4);
*(char *)(chars + sizeof(char) * 3) = (char)number.ToHex((uint)value & 15);
jsonStream.UnsafeAddLength(4);
}
}
/// <summary>
/// 数字转换成字符串
/// </summary>
/// <param name="value">数字值</param>
/// <param name="jsonStream">JSON输出流</param>
public unsafe static void ToString(uint value, charStream jsonStream)
{
if (value <= ushort.MaxValue)
{
ToString((ushort)value, jsonStream);
}
else
{
char *chars = jsonStream.GetPrepLengthCurrent(10);
*(int *)chars = '0' + ('x' << 16);
char *next = getToHex(value >> 16, chars + 2);
toHex16(value & 0xffff, next);
jsonStream.UnsafeAddLength((int)(next - chars) + 4);
}
}
/// <summary>
/// 格式化ajax字符串
/// </summary>
/// <param name="jsStream">JS字符流</param>
/// <param name="formatStream">格式化JSON字符流</param>
public unsafe static void UnsafeFormatJavascript(charStream jsStream, charStream formatStream)
{
if (jsStream.Length != 0)
{
char *start = jsStream.Char;
int length = formatLength(jsStream);
if (length == 0)
{
char *end = start + (length = jsStream.Length);
formatStream.PrepLength(length);
for (char *write = formatStream.CurrentChar; start != end; ++start)
{
*write++ = *start == Quote ? '"' : *start;
}
formatStream.UnsafeAddLength(length);
}
else
{
formatStream.PrepLength(length += jsStream.Length);
formatJavascript(start, start + jsStream.Length, formatStream.CurrentChar);
formatStream.UnsafeAddLength(length);
}
}
}
/// <summary>
/// SQL语句字符串格式化(单引号变两个)
/// </summary>
/// <param name="sqlStream">SQL字符流</param>
/// <param name="value">常量</param>
protected virtual unsafe void convertString(charStream sqlStream, string value)
{
fixed(char *valueFixed = value)
{
int length = 0;
for (char *start = valueFixed, end = valueFixed + value.Length; start != end; ++start)
{
if (*start == '\'')
{
++length;
}
else if (*start == '\\')
{
if ((*(start + 1) == '\r' || *(start + 1) == '\n') && (int)(end - start) >= 2)
{
length += 2;
++start;
}
}
}
if (length == 0)
{
sqlStream.PrepLength(value.Length + 2);
sqlStream.UnsafeWrite('\'');
sqlStream.WriteNotNull(value);
sqlStream.UnsafeWrite('\'');
return;
}
sqlStream.PrepLength((length += value.Length) + 2);
sqlStream.UnsafeWrite('\'');
byte *write = (byte *)sqlStream.CurrentChar;
for (char *start = valueFixed, end = valueFixed + value.Length; start != end; ++start)
{
if (*start != '\'')
{
if (*start == '\\')
{
if (*(start + 1) == '\n')
{
if ((int)(end - start) >= 2)
{
*(long *)write = '\\' + ('\\' << 16) + ((long)'\n' << 32) + ((long)'\n' << 48);
++start;
write += sizeof(long);
continue;
}
}
else if (*(start + 1) == '\r' && (int)(end - start) >= 2)
{
*(long *)write = '\\' + ('\\' << 16) + ((long)'\n' << 32) + ((long)'\r' << 48);
++start;
write += sizeof(long);
continue;
}
}
*(char *)write = *start;
write += sizeof(char);
}
else
{
*(int *)write = ('\'' << 16) + '\'';
write += sizeof(int);
}
}
sqlStream.UnsafeAddLength(length);
sqlStream.UnsafeWrite('\'');
}
}
/// <summary>
/// 输出非数字值
/// </summary>
public unsafe static void WriteNaN(charStream jsonStream)
{
*(long *)jsonStream.GetPrepLengthCurrent(4) = 'N' + ('a' << 16) + ((long)'N' << 32);
jsonStream.UnsafeAddLength(3);
}
/// <summary>
/// 输出null值
/// </summary>
public unsafe static void WriteNull(charStream jsonStream)
{
*(long *)jsonStream.GetPrepLengthCurrent(4) = 'n' + ('u' << 16) + ((long)'l' << 32) + ((long)'l' << 48);
jsonStream.UnsafeAddLength(4);
}
/// <summary>
/// 输出空数组
/// </summary>
public unsafe static void WriteArray(charStream jsonStream)
{
*(int *)jsonStream.GetPrepLengthCurrent(2) = '[' + (']' << 16);
jsonStream.UnsafeAddLength(2);
}
/// <summary>
/// 输出空对象
/// </summary>
public unsafe static void WriteObject(charStream jsonStream)
{
*(int *)jsonStream.GetPrepLengthCurrent(2) = '{' + ('}' << 16);
jsonStream.UnsafeAddLength(2);
}
